Questions Asked on
September 27, 2011

  1. chemistry

    Ammonia chemically reacts with oxygen gas to produce nitric oxide and water . What mass of ammonia is consumed by the reaction of 4.5g of oxygen gas? Round your answer to significant digits.

    asked by Anonymous
  2. social studies

    give me examples of physical features?

    asked by jennifer white
  3. Physics

    A 0.28-kg stone is held 1.5 m above the top edge of a water well and then dropped into it. The well has a depth of 4.8 m. (a) Taking y = 0 at the top edge of the well, what is the gravitational potential energy of the stone–Earth system before the stone

    asked by Anonymous
  4. Physics

    A man stands on the roof of a 15m tall building and throws a rock with a velocity of magnitude 30m/s at an angle of 33deg above the horizontal. Ignore air resistance. Calculate: a) the maximum heigh above the roof reached by the rock b) the magnitude of

    asked by Kyle
  5. Grade 12 Data Management

    There are 12 questions on an examination, and each student must answer 8 questions including at least 4 of the first 5 questions. How many different combinations of questions could a student choose to answer?

    asked by Rebecca
  6. physical science

    17. In the Mass in Motion lab, you rolled a ball down a ramp to see how far it moved a cup. What did this experiment demonstrate? (Points : 3) An object´s momentum increases with velocity. An object´s momentum decreases with velocity. An object´s mass

    asked by Maddie J.
  7. physics

    A vector has an x-component of −21.0units and a y-component of 36.5 units. Find the magnitude and direction of the vector.

    asked by Imani
  8. science - physics

    A plane flies with a velocity of 52 m/s east through a12 m/s cross wind blowing the plane south. Find the magnitude and direction (relative to due east) of the resultant velocity at which it travels.

    asked by michelle
  9. Math

    The riddle of my paper is asking "What Do the Fans Sing at University of California Football Games? Please help me out. The page is 75.

    asked by Anonymous
  10. PHYSICS! HELP PLEASE

    A shopper pushes a cart 43 m south down one aisle and then turns 90.0° west and moves 15 m. He then makes another 90.0° turn and moves 10 m. (a) What is the largest possible displacement of the shopper? ______ m _____° counterclockwise from west (b)

    asked by Allison
  11. Physics

    A 70.0-kg runner has a speed of 5.90 m/s at one instant during a long-distance event.What is the runner's kinetic energy at this instant? If he doubles his speed to reach the finish line, by what factor does his kinetic energy change?

    asked by Anonymous
  12. geometry

    measure of angle ABC=4x-12 measure of angle ABX=24 BX bisects ABC solve for X and find the measure of angle ABC **page 48 # 11 of prentice hall,california geometry**

    asked by Terry
  13. Physics!

    A quarterback takes the ball from the line of scrimmage, runs backward for 10 yards, and then runs sideways parallel to the line of scrimmage for 4 yards. At this point, he throws a 32 yard forward pass straight down the field. What is the magnitude of the

    asked by Allison
  14. Algebra2

    There are 52 blades of grass in 2 square inches of lawn. there are 580 blades of grass in 8 square inches of the same lawn. what equation models the y blades of grass found in x square inches of lawn?

    asked by Hollie
  15. Mrs. Sue Algebra outlier/mean recheck

    find the outlier of each set of data describe how the outlier affects the mean. just want to double check on 2 problems that we did -15 -12 -19 0 -20 -14 the outlier is 0 the mean with the outlier 0 is: -13.33 the mean without the outlier 0 is: -16 is this

    asked by Marko
  16. Physics

    A person pushes on a 62-kg refrigerator with a horizontal force of -256 N; the minus sign indicates that the force points in the −x direction. The coefficient of static friction is 0.61. (a) If the refrigerator does not move, what are the magnitude and

    asked by Natalie
  17. physics

    A Christmas tree ball will break if dropped on a hardwood floor with a speed of 2.0 m/s or more. If it falls 15 cm from a tree branch to the floor, will it break?

    asked by Anonymous
  18. physical science

    give one word/term for each of the following descriptions. 1.A substance that donates electrons in chemical reaction. 2.The formula showing the simplest whole number ratio in which the atoms combine to form a compound.

    asked by marcia
  19. Chemistry

    A chemical plant uses electrical energy to decompose aqueous solutions of NaCl to give Cl2,H2, and NaOH: 2NaCl(aq)+2H2O(l)-->2NaOH(aq)+H2(g)+Cl2(g) If the plant produces 1.1×10^6 kg (1100 metric tons) of daily, estimate the quantities of H2 produced. If

    asked by Brennan
  20. Chemistry

    Hard water contains Ca ,Mg ,Fe and , which interfere with the action of soap and leave an insoluble coating on the insides of containers and pipes when heated. Water softeners replace these ions with Na. If 1100. of hard water contains 0.021 M of Ca and

    asked by Brennan
  21. physics

    If I threw a ball vertically at an initial speed of 34.5 m/s, how many seconds would it take to reach its maximum height?

    asked by Anonymous
  22. Chemistry

    What is the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency 1.7×10^{15} Hz?

    asked by Caitlin
  23. CHEM AP

    Complete and balance the following equation. MnO4^‾ (aq) + CH3OH(aq) ¨ Mn^2+(aq) + HCO2H(aq) (acidic solution) I KNOW ITS a redox, so i followed the steps and got: 4MnO4^- (aq) + 5CH3OH (aq) + 11H2O (l) + 12H^+ (aq) ¨ 4Mn^2+ (aq) + 5HCO2H (aq) can

    asked by komal
  24. Geometry

    Write a two column proof. Given: angle STV is congruent to angle TVU, angle STU is congruent to angle UVS. Prove: Angle SVT is congruent to angle UTV.

    asked by David
  25. math

    Mr. and Mrs. Smith each bought 10 raffle tickets. Each of their three children bought four tickets. If 4280 tickets were sold in all, what is the probability that the grand prize winner is: a. Mr. or Mrs. Smith? b. one of the 5 Smiths? c. none of the

    asked by Katie
  26. SCIENCE (NEED NOW!!!!)

    NEED NOW!!!!!!!!!!!!!! how many groups are there in the periodic table? and how many periods are there in the periodic table?

    asked by sammie doodles :-)
  27. Math

    Ramon planted 3 rows of seeds. He put 8 seeds in each row. Each row of seeds was 42 inches long. How far apart did Ramon plant the seeds?

    asked by Tyler
  28. trig

    Find a cofunction with the same value as sin 19 degrees

    asked by Jessica
  29. Geography

    What are the capitals of the two states that border both the Mississippi and Ohio Rivers?

    asked by Sean
  30. Business Communication

    When you are writing subject lines for negative messages to peers and subordinates: a. put the topic, but not your action on it, in the subject line. b. put the topic, including your action on it, in the subject line. c. do not include the topic in the

    asked by Kasey
  31. Pre-Calc

    Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this

    asked by Jonathan
  32. algebra find the outlier

    i need to find the outlier of each set of data. and I need to describe how the outlier affects the mean? 1) 75 72 74 46 77 70 80 68 2) -15 -12 -19- 0 -20 -14 3) 5.3 5.1 5.2 14.7 5.8 5.9 5.4 4) 4 -1 -16 2 0 -3 6 -2 i got for the outlier the highest value

    asked by Marko
  33. physics

    An automobile and train move together along parallel paths at 39.1 m/s. The automobile then undergoes a uniform acceleration of −4 m/s 2 because of a red lightand comes to rest. It remains at rest for 22.5 s, then accelerates back to a speed of 39.1 m/s

    asked by Swag
  34. statistics

    True or false> in a physics class there are 9 juniors and 21 males. Then there must be 30 male juniors in this class.

    asked by carol
  35. Physics!

    Suppose that you are standing on a train accelerating at 0.39g. What minimum coefficient of static friction must exist between your feet and the floor if you are not to slide?

    asked by Bridge
  36. math

    3000 exercise books are arranged in 3 piles.The first pile has 10 more books than the second pile.The number of books in the second pile is twice the number of books in the third pile.How many books are there in the third pile?

    asked by miki
  37. physics 11

    A 1200 kg car on a horizontal surface starts from rest and accelerates uniformly to 72 km/h in 20.0 s. Friction exets an average force of 450 N on the car during this time. a) what is the net work done on the car b) how far does the car move during this

    asked by janeae
  38. Physics

    When a 3.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.07 cm. (a) What is the force constant of the spring? N/m (b) If the 3.00-kg object is removed, how far will the spring stretch if a 1.50-kg

    asked by Allie
  39. physics

    The sum of two forces, one having a magnitude of 8 N acting due west and other having a magnitude of 6 N acting due north is ___. What is the magnitude of that force? Answer in units of N

    asked by Dee
  40. Algebra 1a

    translate 38 less than q to algebraic expression

    asked by Kiana
  41. Chemistry

    Search: How much energy (in Kj) is relased when 25.0g of ethanol vapor at 93, is cooled to -10? Ethanol has a melting point of -114.5, bp of 78.4, specific heat= 2.10J/g, heat of fusion =4.60Kj/mol, specicic heat= 1.9j/g, heat of vaporization = 38.56Kj/mol

    asked by Oscar
  42. chem

    a piece of (density= 10.5 g/ml)dropped into water displaces 21.56 ml of water. what is the mass (in grams) of this piece of silver?

    asked by jj
  43. Honors Physics

    An automobile accelerates from rest at 1.3 m/s 2 for 19 s. The speed is then held constant for 23 s, after which there is an acceleration of −0.9 m/s 2 until the automobile stops. What total distance was traveled? Answer in units of km

    asked by Mathew
  44. chemistry

    Suppose we want to charge a flask with 4.0 g of sugar. We put the empty flask on a balance and it is determined to weigh 190 g. Enter the weight we would expect to see on the balance when we're done adding the sugar.

    asked by haley
  45. chemistry thank you

    concentrated sulfuric acid has a density of 1.84 g/ml. calculate the mass in grams of 1.00 liter of this acid

    asked by grace
  46. Chemistry

    You measure out 45.0 mL of a dense liquid. Its mass is 63.3 g. What is the density of this liquid?

    asked by Adryan
  47. English

    what is the adjective in sentence "Sam sees a yellow bus"

    asked by Natalia
  48. help please :)

    When is the best time to read review or discussion questions? A. Immediately after you have finshed all of the reading. B. After you write your notes. C. Before you begin any details reading. D. Throughout your detailed reading. i got A what do you think?

    asked by ciara
  49. math

    show25 broken key is 5 show in 3 ways

    asked by tanisha
  50. Is this write or wrong?

    Which of the following is an example of active readiing? A.skimming over information and taking notes. B.reviewing a chapter, question as you read, and review notes. C.speed reading and taking notes in your own words. D. Both B & C. i got B what do you

    asked by ciara
  51. chemistry

    a rectangular block of the element barium is 5.00cm long , 3.00cm wide and 1.00cm high and it weighs 52.5g. what is the density of the element barium?

    asked by kristie
  52. Chemistry

    1. Which of the following will result in a chemical change? A. Melting ice to obtain water B. Evaporating alcohol into vapor C. Drying wood in a shed D. Burning coal in a furnace(My answer) 2. A salt is obtained as a reaction between A. a nonmetal and a

    asked by Anonymous
  53. Physics

    A person walks 15.0° north of east for 3.70 km. How far due north and how far due east would she have to walk to arrive at the same location?

    asked by Imani
  54. math

    Use a centimeter ruler and a separate sheet of paper to draw an 8cm by 6cm rectangle. List its perimeter on the table below. Use your two pieces to create 4 new geometric shapes. After making each shape, determine its perimeter.

    asked by jon
  55. physics

    A force of 1.35 N pushes against an object with a mass of 0.16 kg for 4.00 min. The object does not move. What is the work done on the object by the force?

    asked by Anonymous
  56. Physics

    An automobile accelerates from rest at 1.3 m/s 2 for 19 s. The speed is then held constant for 23 s, after which there is an acceleration of −0.9 m/s 2 until the automobile stops. What total distance was traveled? Answer in units of km

    asked by Mathew
  57. Body systems/ terminology

    Which of the following best describes the overall function of hormones? A. To control physiological processes in the body B. To provide a pathway for nerve messages C. To stimulate the growth and maturation of body organs D. To determine masculine or

    asked by Esme
  58. help please:)

    Which of the following is an example of active readiing? A.skimming over information and taking notes. B.reviewing a chapter, question as you read, and review notes. C.speed reading and taking notes in your own words. D. Both B & C. i got B what do you

    asked by ciara
  59. CHEMISTRY

    what volume of .0250 M MgCl2 should be diluted to 250.0 mL to obtain a solution with [Cl]=.0135?

    asked by Shineylou
  60. algebra

    Joe has a ring weighing 15 grams made of an alloy of 20 silver and the rest gold. He decides to melt down the rings and add enough silver to reduce the gold content to 67 . How many grams of silver should he add?

    asked by Amy Love
  61. chemm

    find the density of ethyl alcohol if 80.0 cm^3 "weighs" 63.3g.

    asked by steven
  62. science 8th grade

    how many periods are there in the main body of the periodic table?

    asked by sammie doodles :-)
  63. physics

    Objects of masses m1 = 4.00 kg and m2 = 9.00 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The object m1 is held at rest on the floor, and m2 rests on a fixed incline of θ = 41.0°. The objects are

    asked by trey
  64. chem

    Suppose it takes 35 min for 4.0 g of sugar to completely react with another reagent added to the flask. What would the reaction rate be?

    asked by bobby
  65. statistics

    at a certain college, there were 700 science majors,100 engineering majors and 500 business majors. if one student was selected at random, the probability that they are an engineering major is?

    asked by carol
  66. Journalism

    any mistakes or errors? Any suggestions to make it better? Olivia Hertog Personality Profile Written By: Bryce R Cameras are flashing everywhere, as Junior Olivia Hertog poses for her new shoot as sweat drips off her face from the heat of the lights,

    asked by Bryce
  67. chemistry - ASAP

    An unknown element reacts with bromine to give bromide, MBr3. If 2.809g of the unknown element gives 27.765grams of MBr3, what is the element? ( give the symbol ) I don't understand the M in the MBr3...can someoen please help me with this question ASAP

    asked by Smarth
  68. chemistry

    find the density of ethyl alcohol if 80.0 cm^3 "weighs" 63.3g.

    asked by steven
  69. calculus

    how to find all real zeros of "4x^5+8x^4-15x^3-23x^2+11x+15

    asked by Suzie
  70. Chemistry

    Given the following thermodynamic data, 2H2O(g) → O2(g) + 2H2(g) ∆Hrxn = 483.6kJ H2O(g) → H2O(l) ∆Hrxn = −44.0kJ What is the molar heat of formation for liquid water, H2O (l)? Answer in units of kJ/mole

    asked by Dutch
  71. Physics

    The electric motor of a model train accelerates the train from rest to 0.580 m/s in 33.0 ms. The total mass of the train is 565 g. Find the average power delivered to the train during its acceleration.

    asked by Anonymous
  72. statistics

    1) A scale measuring prejudice has been administered to a large sample of respondents. The distribution of scores is approximately normal with a mean of 31 and a standard deviation of 5. What percentage of sample had scores below 20?

    asked by Mich
  73. physics

    A box of textbooks of mass 24.8 rests on a loading ramp that makes an angle with the horizontal. The coefficient of kinetic friction is 0.25 and the coefficient of static friction is 0.35. At this angle, how fast will the box be moving after it has slid a

    asked by Bradley
  74. Physics

    A fire helicopter carries a 555 kg empty water bucket at the end of a cable 20.9 m long. As the aircraft flies back from a fire at a constant speed of 38.4 m/s, the cable makes an angle of 38.3° with respect to the vertical. A) After filling the bucket

    asked by Bella
  75. Math

    A basketball team won 28 more games than they lost. They won 35 games, how many games did they play? Please help, Thanks!

    asked by Sam
  76. Calc BC

    1. Find the indefinite integral. Indefinite integral tan^3(pix/7)sec^2(pix/7)dx 2. Find the indefinite integral by making the substitution x=3tan(theta). Indefinite integral x*sqrt(9+x^2)dx 3. Find the indefinite integral. Indefinite integral

    asked by Zooey
  77. physics

    Objects of masses m1 = 4.00 kg and m2 = 9.00 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The object m1 is held at rest on the floor, and m2 rests on a fixed incline of θ = 41.0°. The objects are

    asked by trey
  78. Algebra

    At noon, your family starts out .from Louisville to go to Memphis driving at 40 mi/h. Your uncle leaves Memphis to come to Louisville two hours later. He is taking the same route and driving at 60 mi/h. The two cities are 380 miles apart. At what time do

    asked by David
  79. math

    estimate the quotient 2 divide 704

    asked by stephanie
  80. Physics

    Two blocks (on top of one another), each of mass m = 2.4 kg, are pushed along the horizontal surface of a table by a horizontal force of magnitude 6.8 N, directed to the right. The blocks move together to the right at constant velocity. (a) Find the

    asked by Kellie
  81. Physics

    Engineering 100 Homework Problem #1 Below is a diagram of a beam supported on the left end by a pin connection, and toward the right side by a simple fulcrum. A force F is applied to the far right end of the beam as shown. The uniform beam has mass, m,

    asked by Jamie
  82. chem

    the element nitrogen and magnesium react to give magnesium nitride according to the balanced equation N2 + 3Mg = Mg3N2 suppose you have 0.3616 mol of n2 1-how many moles of mg are needed for complete reaction? 2-what mass of Mg3N2, in grams can be

    asked by burrprett
  83. Pre-Calc P lease check

    Please check my answers; 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not a representation of (5,150 degree) (-5,-30 degree)I think it is this one? (-5,330

    asked by Jonathan
  84. managment

    Toyota used to sit on top of the world. It basked in the reputation of building high-quality cars efficiently. It enjoyed unprecedented growth, even surpassing General Motors as the largest car manufacturer in the world. But all of that came tumbling down

    asked by Irina
  85. Physics

    A person throws a ball upward into the air with an initial velocity of 15.0 m/s. Calculate the following: a.) how high it goes. b.) how long the ball is in the air before it comes back to his hand. c.) at what time(s) will the ball pass a point 8.00 m. If

    asked by Phil
  86. geometry

    given: line DF congruent line EF; line DF perpendicular line AB; line EF perpendicular BC. prove line BF bisects angle ABC

    asked by Anonymous
  87. Chemistry

    What is the oxidation number of chromium in K2Cr2O7? I know that K = 1 O=-2 so 7*-2=-14 I do not know what to do now. Thank you for your help!

    asked by Hannah
  88. Math

    An aircraft flew 3hrs with the wind. The return trip took 4hrs against the wind. If the speed of the plane in still air is 180mph more than the speed of the wind, find the wind speed and the speed of the plane in still air.

    asked by Ingrid
  89. help please :)

    Why is it important to read the title of a reading passage first and think about the information to come? A. It help up your reading when you know what is to come. B. Knowing what information to expect increases your comprehension. C. it activates prior

    asked by ciara
  90. Physics

    Problem 22.2 2 *10 ^13 electrons flow through a transistor in 1.0 ms. Part A - What is the current through the transistor? Express your answer using two significant figures.

    asked by Paige
  91. chemistry help

    calculate the volume in ml of a sample of ccl4 having a mass of 80.0 g if the density of ccl4 is 1.60 g/ml.

    asked by britney
  92. geometry

    measure of angle ABC=4x-12 measure of angle ABX=24 BX bisects ABC solve for X and find the measure of angle ABC **page 48 # 11 of prentice hall,california geometry**

    asked by Terry
  93. sociology HS 2nd year

    What are some of the rules that the caste system imposes?Give me the ans in point ways.

    asked by Pankaj
  94. physics

    A 70.8 kg man is standing on a frictionless ice surface when he throws a 2.3 kg book at 10.5 m/s. With what speed does the man move across the ice as a result?

    asked by Olivia
  95. Math

    Jan is on year younger than her brother Bill and on year older then her sister Sue. The sun of the three children ages is 57. How old is each child.k

    asked by Leah
  96. algebra

    sam mowed half of the yard on friday and half of the remaining grass on saturday what fractional part of yard still needs to be mowed

    asked by seth
  97. Biochem

    How many silver coins (weighing 26g each) would it take to provide 5 moles of silver(Ag).

    asked by Anonymous
  98. College physics (simple)

    Two blocks (one on top of the other), each of mass m = 2.4 kg, are pushed along the horizontal surface of a table by a horizontal force P of magnitude 6.8 N, directed to the right. The blocks move together to the right at constant velocity. (a) Find the

    asked by Kellie
  99. Pre-Calc

    Please check my answers;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not

    asked by Jonathan
  100. physics

    an arrow is shot from a cliff at an angle of 0 degrees with respect to the vertical at a speed of 30m/sec. It takes 4 seconds for the arrow to hit the ground. how high is the cliff?

    asked by gen
  101. Geometry

    the measure of an angle is 7 less than 10 times its supplement

    asked by Ethan
  102. chemistry

    2NaCl+2H2O >>2NaOH+H2+Cl2 if 1.9×10^6 (1900 metric tons) of Cl2 produced daily, estimate the quantities of H2 produced.

    asked by Anonymous
  103. Chemistry

    An unknown element reacts with bromine to give bromide, MBr3. If 2.809g of the unknown element gives 27.765grams of MBr3, what is the element? ( give the symbol ) I don't understand the M in the MBr3...can someoen please help me with this question ASAP

    asked by S-rth
  104. Physics

    A horizontal spring attached to a wall has a force constant of 780 N/m. A block of mass 1.70 kg is attached to the spring and oscillates freely on a horizontal, frictionless surface as in the figure below. The initial goal of this problem is to find the

    asked by caitlin
  105. chemistry

    calculate the volume in ml of a sample of ccl4 having a mass of 80.0 g if the density of ccl4 is 1.60 g/ml.

    asked by britney
  106. calculus

    If an equation of motion of a particle is given by s(t)= Acos(ùt + ä), the particle is said to undergo simple harmonic motion. Find the velocity of the particle at time t. When is the velocity 0?

    asked by Belinda
  107. maths

    an isosceles triangle is such that each of the base angles is twice the vertical angle. Find the angles of the triangle

    asked by ferjam
  108. physics

    Jason drives due west with a speed of 55.0km/hr for 30.0 min, then continues in the same direction with a speed of 95.0km/hr for 2.00 hr, then drives farther west at 40.0km/hr for 10.0 min. What is the magnitude of Jason's average velocity

    asked by Janie
  109. chemmistry

    30.ml of carbon tetrachloride (density=1.595g/ml)is added to a graduated cylinder that weighs 47.98 g. what will be the weight of the cylinder plus the carbon tetrachloride?

    asked by ginger
  110. statistics

    if there are 12 likely events, the the probability of the first one occuring is 1/12> True or false

    asked by carol
  111. Accounting-HELP ME!

    A company purchased machinery for $660,000 on May 1,2008. It is estimated that it will have a useful life of ten years,salvage value of $45,000, production of 350,000 units, and working hours of 60,000. During 2009 the company uses the machinery 3,050

    asked by Nick
  112. MATH HELP!!!!

    3000 exercise books are arranged in 3 piles.the first pile has 10 more books than the second pile.the number of books in the second pile is twice the number of books in the third pile.how many books are in the third pile?

    asked by MIKI
  113. Social Studies

    How did Henry the Navigator help more people explore??

    asked by Mary
  114. Math-Urgent

    A circus performer is juggling clubs while standing on stilts. He released a club from a point 8 feet above the ground with an initial vertical velocity of 10 ft per second. a. Write the equation that models the height [h] (in feet) of the club as a

    asked by xxxTaraKhanxxx
  115. physics

    A skydiver deploys his parachute when he is 910 directly above his desired landing spot. He then falls through the air at a steady 5.4 . There is a breeze blowing to the west at 1.0 . Part A At what angle with respect to vertical does he fall? By what

    asked by Anonymous
  116. math

    please help with daughters homework show 25 broken key is 5 show in 3 ways

    asked by tanisha
  117. social studies

    what are the continents that are entirely in the southern hemisphere

    asked by erika
  118. chem

    given that 140.ml of chlorine gas weighs 0.450 g find the density of chlorine in grams per liter(g/liter).

    asked by kenny
  119. Chem

    After filling a flask with water and allowing 15 minutes in a water bath, a student finds that the water level has dropped. How is this possible?

    asked by Anon
  120. Science

    25 mL sample of KNO3 solution was diluted to 1.000x10^3 mL. The concentration of the final solution is .00383 M. Calculate the concentration of the original solution

    asked by Philip
  121. :):):):)

    Asking questions and drawing conclusions will do which of the following? A. Help you stay alert while reading B. Engage you in active reading. C. Help you remember information. D. All of the above. i got A what do you think?

    asked by ciara
  122. math

    to grandma's house -scott and his family live 15 km south of grandma. -steffi lives 20 km north of byron -robin lives 5 km south of scott -byron lives 10 km north of robin -caitlin lives 15 km south of byron Question: how far does each liv from grandma?

    asked by smileyface
  123. physics

    IF A RUNNER RUNS THE 100 METER DASH IN APPROXIMATELY 9.7 SEC, WHAT IS THE AVERAGE SPEED OF THE RUNNER IN MPH?

    asked by MANN
  124. physics

    an empty coal car is moving along the tracks to a loading chute a 7km/hr., the mass of the empty car is 2000kg what is the speed of the loaded coal if the total mass of the car is now 10000 kg? give you answer in meters per second.

    asked by mercedes
  125. help please:-)

    plagiarism is often times described as: A. An honest mistake B. literary threft C. cheating D. both B & C i got C.Is it right? What do you think?

    asked by ciara
  126. Pre-Calc

    Please check my answers; 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not a representation of (5,150 degree) (-5,-30 degree)I think it is this one? (-5,330

    asked by Jonathan
  127. help please:)

    Which of the following activities would best be suited for scanning? A. finding answers to the chapter review in history. B. looking at the article how to invest your money C.reading the short story The hunter's Daughter D. both A & C i got A what do you

    asked by ciara
  128. Physics

    A iron skillet displaces 1.5 L of water.  What is the mass of the skillet?  

    asked by Sonja
  129. Math

    A printed page is to have a total area of 100 square inches. The top and bottom margins are to be 1 inch and the side margins to be 1.5 inches. Let l represent the total length of the page and w represent the total width of the page. a) Write an equation,

    asked by confused
  130. trig

    Suppose that the point P is the point on the unit circle that is associated by the wrapping function with the number 31. In which quadrant is the point P located?

    asked by zack
  131. Pre-Calc-Please check I'm desperate

    Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this

    asked by Jonathan
  132. biology

    ok so i was learning about cell theory and i am really stuck on this question The text describes one of the scientific theories of where life comes from(which was the cell theory). Find one other scientific theory of how life began and tell me about it.

    asked by Anonymous
  133. writing decimals

    How do you write 0.013 in expanded notation

    asked by ashley
  134. us history

    Identify the political, social, and economic aspects of Reconstruction?

    asked by dale
  135. math

    The lengths of two sides of a triangle are 6cm and 4cm and the angle between them is 130degree. What is its area?

    asked by Haseena
  136. math

    Doug has 170 stamps in his collection. His first book of stamps has 30 more stamps in it than his second book how many stamps are in each book. how do you figure out what P is? Divide 170 by 2?

    asked by Katie
  137. english

    in the book the diary of Anne Frank the diary provides anne with a means of working through her internal conflicts. provide two examples of personal conflicts Anne is struggling with

    asked by karen
  138. Business Communication

    Which of the following would be the LEAST appropriate in the closing paragraph of a negative message? a. "Let us know if model #A01 would be a suitable substitution." b. "Our layaway plan will enable you to purchase all the clothes the children need for

    asked by Kasey
  139. College physics (simple)

    Two blocks (one on top of the other), each of mass m = 2.4 kg, are pushed along the horizontal surface of a table by a horizontal force P of magnitude 6.8 N, directed to the right. The blocks move together to the right at constant velocity. (a) Find the

    asked by Kellie
  140. nervous(ms.sue)

    ms.sue im about to put my lesson 2 exam in hopefully i pass :)

    asked by ciara
  141. math

    how to find the derivative of y=3tan(piex^2) using the chain rule?

    asked by Annie
  142. chemistry 1

    From data below, calculate the total heat (J) needed to convert 0.757 mol of gaseous ethanol (C2H6O) at 151°C and 1 atm to liquid ethanol at 25.0°C and 1 atm. Boiling point at 1 atm 78.5°C cgas 1.43 J/g·°C cliquid 2.45 J/g·°C ΔH°vap 40.5 kJ/mol

    asked by Madison
  143. statistics

    1. On final examination in Business Law, the mean was 68 and the standard deviation was 12. Determine the standard scores of students receiving marks of 50?

    asked by niki
  144. Physics

    A 0.38-kg particle has a speed of 2.0 m/s at point A and kinetic energy of 7.5 J at point B. (a) What is its kinetic energy at A? J (b) What is its speed at point B? m/s (c) What is the total work done on the particle as it moves from A to B?

    asked by Anonymous
  145. math

    suppose ua penguin eats about 5 pounds of akrill aday.about what number of krill does the penguin eat in 100 days (hint :1pound =16 ounces)?

    asked by mily
  146. Business Communication

    Which of the following statements explains why threats are NOT effective for motivating people? a. Threats reduce tension. b. Threats ensure that appropriate actions are not abandoned. c. Threats produce permanent change. d. Threats provoke

    asked by Kasey
  147. chemistry 1025

    a shoe box measures 12.0 inches by 5.5 inches by 3.5 inches. calculate its volume in cubic centimeters.

    asked by robert
  148. MATH

    I AM A FOUR-DIGIT EVEN NUMBER. THE SUM OF MY DIGITS IS 15. THE ONES DIGIT IS ONE MORE THAN TENS DIGIT,WICH IS ONE MORE THAN THAN THE THOUSANDS DIGIT. THE HUNDREDS DIGIT IS THE SUM OF THE ONES AND THOUSANDS DIGITS. THE TENS DIGIT IS 3. WHAT AM I ?

    asked by vianey
  149. physics

    a European farm has a land area of 0.425km^2. determine this area in acres . 1.000 acre =43,560ft ^2

    asked by ashley
  150. physics grade 11 one word term

    one word/term. 1.3.The minimum amount of energy required to start a reaction. 1.4.The distance between the centre of a lens and its focal point. 1.5. The type of image formed on a screen when light rays converge.

    asked by marcia
  151. Business Communication

    Indicate the alternative that both correctly evaluates the following sentence and correctly explains the reason for the evaluation. "As soon as you provide your date of birth on Line 2, your application for a flexible spending account will be processed."

    asked by Kasey
  152. chemistry

    What is the concentration, in units of molarity, of a 350 mL solution containing 0.298 moles of sodium chloride in water?

    asked by Bekah
  153. Last question for lesson 2 yay!

    All of the following are goals of study reading EXPECT: A. greater speed B. retain information in your long-term memory C. be an active reading D. active reading i got B what do you think ?

    asked by ciara
  154. chemistry1046

    what is the density of a medication if the contents of a syringe filled to 3.00ml weighs 3.85g?

    asked by stefany :)
  155. MATH

    What is the smallest positive integer by which 180 should be multiplied to obtain a perfect square?

    asked by PLEASE HELP
  156. chem

    given that 140.ml of chlorine gas weighs 0.450 g find the density of chlorine in grams per liter(g/liter).

    asked by kenny
  157. economics please help

    Use the supply and demand model to explain what happens to the equilibrium price and the equilibrium quantity for frozen yogurt in the following cases. d.There is a sudden increase in the price of milk. im confused with this one.

    asked by allie
  158. math

    Six hundred pennies are placed in a row. If every other penny is replaced by a nickel and every third coin is replaced by a quarter, what is the final value of the 600 coins?

    asked by mel
  159. physics

    how to solve for velocity using these values... distance time(s) 28.5 (initial) 4.26 (initial) 89 (final) 6.77 (final)

    asked by meghan
  160. beowulf

    why was the importance of adding the passage about Queen Modthryth in Beowulf?

    asked by Katie
  161. chemistry PLEASE HELP

    The density of water is 62.4 lbs/ft^3. what mass of water in kg will a rectangular can hold if it measures 2.00 ft by 3.00 ft by 6.00 inches?

    asked by natalia
  162. Final Draft, English essay

    Hey could you please check this. It is supposed to be an illustrated essay. Is it illustrated enough? _______________ Illustration essay: Successful student The value of education has really fallen in the past years; some say college is hard to cope with

    asked by HM
  163. help please:)

    After completing your study reading, it is vital that you complete which of the following steps? A. answer question B.Go back and read all subheadings again C. complie neat and detailed notes. D. Review and rehearse the main points you just read. i got D

    asked by ciara
  164. Math, Please Help!!!

    4/x^2 - 4x + 3 < 5/x^2 - 9 This is a rational inequality. it is 4 divided by x squared minus 4x plus 3 is less than or equal to 5 divided by x squared minus 9. Please help!!!

    asked by Misty
  165. statistics

    for a distribution standard deviation=10.If every item is increased by 2 then what will new standard deviation?

    asked by Anonymous
  166. MATH help

    a certain radioactive isotope has a half life of approx 1,300 years . How many years to the nearest year would be required for a given amount of this isotope to decay to 55% of that amount. So I am not sure where to put the 1,300 1,300=2600*e^t or

    asked by HM
  167. calculus-derivatives

    y=cos^3(12theta) find derivative using chain rule

    asked by hailey
  168. Math

    If B is between A and C, AB=3x-1, BC=2x+4 and AC=38, what is the value of AB?

    asked by Michelle
  169. chemistry

    What is the mass of 1.2 grams of oxygen if it occupies a volume of 500 cubic centimeters at s.t.p?

    asked by Chris
  170. physics

    into which part of the fridge-freezer will the rate of heat transfer be greater?

    asked by steve
  171. english

    Each of the following exercises shows the original source, and then a student’s sentence and/or citation about that source. Each sentence and each citation has at least one thing wrong with it (most have more than one). Correct each of them Source C: An

    asked by Anonymous
  172. physics

    what is the average velocity of a vehicle that uniformly accelerates from rest to 38 fps?

    asked by lou
  173. help please:)

    Asking questions and drawing conclusions will do which of the following? A. Help you stay alert while reading B. Engage you in active reading. C. Help you remember information. D. All of the above. i got C what do you think?

    asked by ciara
  174. math

    use the order of operations and the digit 4 four times to write problems that have the following answers 44 and 12

    asked by molly
  175. math

    A store mixes Kenyan Coffee worth $11 per Kilogram and venezuelan coffee worth $14 per Kilogram. The mixture is to sell for $12 per kilogram. Find out how much of each should be used to make a 396-Kilogram Mixture

    asked by Catherine
  176. physics

    At t=0 seconds, a ball is located at 1.9 m. At t=10 s,the position is 9.7 m . Calculate the position at t=5.8 s

    asked by inknown
  177. physics

    A horizontal spring attached to a wall has a force constant of 800 N/m. A block of mass 1.10 kg is attached to the spring and oscillates freely on a horizontal, frictionless surface as in the figure below. The initial goal of this problem is to find the

    asked by Anonymous
  178. calculus

    given the graph of f(x) = x sinx, 0

    asked by Ethan
  179. Trig!

    The identities cos(a-b)=cos(a)cos(b)sin(a)sin(b) and sin(a-b)=sin(a)cos(b)-cos(a)sin(b) are occasionally useful. Justify them. One method is to use rotation matricies. Another method is to use the established identities for cos(a+b) and sin (a+b).

    asked by Elle
  180. math

    there were 36 hheads and 104 legs in a group of horses and riders. how many horses were in the group? how many riders were in the group?

    asked by smileyface
  181. trig

    Find all values of x in the interval [0, 2π] that satisfy the equation. 6 sin2(x) = 3

    asked by christopher
  182. chemistry

    A 8.00 M solution of hydrochloric acid is provided. You need to make 25.0 mL of a 0.490 M HCl solution. What volume, in mL, of the 8.00 M solution should you use?

    asked by Bekah
  183. help please:)

    If you cannot recall what you have just read, it is most likely because: A. you did not ask questions while reading. B. You were passively reading. C. The information was too difficult to fully understand. D. Both A & C. i got B what do you think?

    asked by ciara
  184. help please :)

    Which of the following is considered plagiarism? A. copying someone eles's work. B. using a statistic and forgetting to give credit to the source. C. Buying a pre-written essay from the internet and using it as your own. D. All of the above. I got D am I

    asked by ciara
  185. Business Communication

    Indicate the alternative that both correctly evaluates the following sentence and correctly explains the reason for the evaluation. "As soon as you provide your date of birth on Line 2, your application for a flexible spending account will be processed."

    asked by Kasey
  186. physics

    A car travels along a straight stretch of road. It proceeds for 14 mi at 50 mi/h, then 28.3 mi at 48 mi/h, and finally 37.4 mi at 38.3 mi/h. What is the car’s average velocity during the entire trip? Answer in units of mi/h Can u show the steps and

    asked by anon
  187. Physics

    How high will a 1.60-{\rm kg} rock go if thrown straight up by someone who does 75.0 J of work on it? Neglect air resistance.

    asked by Frank
  188. Math

    A printed page is to have a total area of 100 square inches. The top and bottom margins are to be 1 inch and the side margins to be 1.5 inches. Let l represent the total length of the page and w represent the total width of the page. a) Write an equation,

    asked by confused
  189. geometry

    If the measure of angle A= 5x + 2, what is the measure of its supplement and its complement?

    asked by katelyn
  190. chemmmistry

    vitamin c has a density of 1.65 grams per cm^3. what is the volume (in cm^3) of a 500mg tablet of vitamin c ?

    asked by lean- help
  191. Business Communication

    As a professor at State University, you have been asked to write a letter of recommendation for one of your advisees who is applying for an internship. The student is now a senior and you have known her since she was a freshman. She has taken two courses

    asked by Kasey
  192. computers

    I need some good links for technology newsletter related to information technology.

    asked by JJ
  193. social studies or language arts

    jack layton what new role did this party take on because of this electoral success?

    asked by smileyface
  194. physics

    It two objects are thrown off a tall building and one is three times the mass of the other, do they hit the ground at the same time?

    asked by Sam
  195. Math

    Why did the cow keep jumping over the barrel

    asked by Anonymous
  196. History

    What event used by Nazi Germany is symbolic with censorship of books and printed media? I think Nazi Book Burnings. Am I correct or not?

    asked by Amy
  197. physics

    A diver leaves the board traveling at 3.5 m/s at an angle of 75º with respect to the horizontal. What is her speed when she hits the water, 3 meters below?

    asked by peter
  198. Math

    A printed page is to have a total area of 100 square inches. The top and bottom margins are to be 1 inch and the side margins to be 1.5 inches. Let l represent the total length of the page and w represent the total width of the page. a) Write an equation,

    asked by Math(repost)
  199. chemistry

    what volume of .0250 M MgCl2 should be diluted to 250.0 mL to obtain a solution with [Cl]=.0135?

    asked by Shineylou
  200. math

    expand (3x-2)squared

    asked by emir
  201. calculus

    Two lines through the point(1,-3) are tangent to the curve y=x2. Find the equations of these two lines and make a sketch to verify your results. Thank you

    asked by Akanimo
  202. 2nd grade math homework

    does the broken key 5 means not to use the number5

    asked by tanisha
  203. biology

    Evidence of bacteria-like life has been found in fossils that date back between 3.4 and 3.5 billion years. Can you find out what the oldest evidence of multi-celled life is?

    asked by Anonymous
  204. chemistry

    How many milliliters of a stock solution of 5.40 M HNO_3 would you have to use to prepare 0.150 L of 0.510 M HNO_3?

    asked by jeff
  205. statistics

    M=76 then what is the z-score for the sample mean?

    asked by kim
  206. Chemistry

    Sam Student calibrates a flask with water at 20C. Patricia Pupil borrows the flask and Sam's calculated volume for the flask, and uses it to do her unknown at 25 C. What, if any specific effect will this have on the results of Patricia's density

    asked by Emily
  207. Science

    if 1.2 g of sodium metal is reacted with 2 mL of H20, how many grams of NaOH will be produced

    asked by Philip
  208. statistic

    For a given month, a random sample of 30 sales girls from a superstore has a sample mean of salary of RM 800 with standard deviations of RM 140. Estimate the mean monthly salary for all employees using the 95% confidence interval.(what does mean of 95%

    asked by niki
  209. history

    Was the Declaration of Independence a conservative or liberal document? According to the 18 century definition of conservative and liberal.

    asked by samuel
  210. math

    Jen spends half his money on lunch and then spends $1.50 for a magazine. He uses one third of what he has left to pay for the bus ride home, then gives his little brother a quarter.If Jen has three nickles and two quarters left, how much money did he have

    asked by Sitara
  211. Social Studies

    Do Lobbiest/Single interest groups help or hinder? One advantage I have is that they provide funds for the government, and one disadvantage I have is that they sway the government.

    asked by smileyface
  212. chemistry NEED SERIUOS HELP PLEASE!!!!

    a)issues of biodegradibility of plastic b)methods of waste disposal and the issues PLEASE HELP THANK YOU

    asked by Anonymous
  213. statistics

    according to a survey of men interviewed 20% had asked for a raise and 59% of the man who asked for a raise received the raise if a man is selected from the survey population of men fine the folowing proability P(man asked for raise and received raise)

    asked by Anonymous
  214. Social Media

    What protest and of-the-moment commentary songs have been most influential and successful at getting their point across?

    asked by Sly
  215. Math

    Layla is sorting 18 spoons into stacks of 5.One stack is not complete.How many spoons are in that stack?

    asked by Victoria
  216. civics

    what is a good strategy for remembering 2 paragraphs of the constitution?

    asked by lacey
  217. organic chemistry

    what compound would form if acetyl salicylic and sodium hydroxide are reacted?

    asked by tonya
  218. physics

    A spring has a force constant of 50 N/m. The spring is compressed by 0.4 m. How much energy has the spring stored?

    asked by kayla
  219. business

    four basic rights that form the foundation of capitalism

    asked by Annie
  220. Business Communication

    Which of the following would be the LEAST appropriate in the closing paragraph of a negative message? a. "Let us know if model #A01 would be a suitable substitution." b. "Our layaway plan will enable you to purchase all the clothes the children need for

    asked by Kasey
  221. Science

    Describe the correlation that exists between the density of a liquid and the float height of a dowel in that liquid.

    asked by Maria
  222. science

    if you filled a 150ml container w/100ml of substance and the substance quietly filled the container what would it be

    asked by austin
  223. News

    I need this unscrambled: jjj.sdyyufpzrevryyt.ttfz/oannpnra

    asked by Trac
  224. Physical Science

    True or False. To a scientist, work is done when a force is exerted through a distance.

    asked by Tasha
  225. Business Communication

    Crystal agreed to serve on a company's advisory board and now has to contact them to say she cannot attend a scheduled meeting where she was to be one of several key speakers. What should she do? a. Let the company know she cannot attend and that they will

    asked by Kasey
  226. English

    I urgently need to check these sentences. I included an alternative in brackets.Thank you. 1) I went to Dublin two weeks ago with the school. (better with other students from my school and two teachers) 2) I attended a summer course in Dublin for two

    asked by Henry2
  227. 7th grade social studies for ms.sue

    Well ms.sue, would it be the pueblos from Acoma pueblothat is different from Albuq?

    asked by saranghae12
  228. math

    how do you find the average cost per ounce of prepackaged items? and then convert to pounds? I have four items total ounces of 400 and total cost of $23.73

    asked by old me
  229. Business Communication

    In which of the following situations would it be BEST to recast the situation as a positive message? a. When you want to maintain goodwill with the reader, because you still have to deal with each other b. When there really is not a reason for the refusal

    asked by Kasey
  230. chem

    a rectangular block of the element barium is 5.00cm long , 3.00cm wide and 1.00cm high and it weighs 52.5g. what is the density of the element barium?

    asked by kristie
  231. Statistics

    the mean age for 12 students in a math class is 20. 2 older students, age 32 and36, respectively enroll. what is the new mean age for the class?

    asked by Olivia
  232. trig

    Suppose that the point P(13,-30) is on the terminal side of the angle theta in standard position. What is sin(theta)? Give your answer to the nearest thousandth

    asked by zack
  233. Chemistry

    Concentrations of Cs-137 reached 29KBq/kg in reindeer meat after the 1986 Chernobyl accident. How many grams and picograms of Cs-137 were initially found in 1kg of meat in 1986?

    asked by Naresh
  234. 6th grade history

    what were the two major uses of hieroglyphics? how did it affect egyptian culture?

    asked by Priscilla perez
  235. science

    which of the following does not affect reaction rate balancin, temperature surface area or concentration?

    asked by roland
  236. college physics

    cost of homework help for college physics

    asked by mae
  237. science

    why are minerals important and what are 2 examples

    asked by jacob
  238. statistics

    for a distribution standard deviation=10.If every item is increased by 2 then what will new standard deviation?

    asked by ria
  239. Math

    If B is between A and C, AB=6x, BC=8x and AC=42, what is the value of x?

    asked by Micki
  240. math

    simplify the following problems. show all work 1) -1[-2(-3)^3]^2 2) -3{3-2{10-3(-2)^2}^2]^2 3) -3[4-7(-3-5)]-(-5)^2

    asked by Janae
  241. MATH

    GIVE AN EXAMPLE OF THE SUM OF 2 BINOMIALS THAT IS A BINOMIAL

    asked by hoover
  242. computer science

    Write a declarations and input statements necessary to read each of the following sets of data values into variables of the appropriate types. You choose the names of the variables. In some cases, punctuation marks or special symbol must be skipped. a. 100

    asked by Marilyn
  243. help please:)

    How many supporting details should you develop to back up your thesis? A. Four B.five C.three D.As many as you want I got A. But now im thinkiing its C But ima stay with my first answer which is C What do you think?

    asked by ciara
  244. Calculus

    tan^-1 (x^2 y) = x+xy^2

    asked by Michelle
  245. chemistry

    a speed sign in England reads 30. km/hr,over what speed in mph (miles/hr) would you get a ticket?

    asked by Anonymous
  246. biology

    i didn't really get any help scientific theory of how life began? any ideas like a easy thing to write about plz

    asked by Anonymous
  247. managment

    Group 1 will represent a major tobacco company like R. J. Reynolds or Philip Morris. . Topic that will be debated is: Should tobacco companies cease and desist all advertising in the United States? Each group should thoroughly research the issues. You will

    asked by Irina
  248. English

    Posted by rfvv on Monday, September 26, 2011 at 6:24am. 1. This is Jenny Kim from BNN, reporting from the ORBIS plane. 2. This is Jenny Kim from BNN, and it is reporting from the ORBIS plane. 3. This is Jenny Kim from BNN, and she is reporting from the

    asked by rfvv
  249. math

    A high school has created a table that shows the top athletes that play both football and baseball. Find and describe the intersection of these two sets.

    asked by maria
  250. math

    i have three digits. the ones dijit and the ten's dijits are the same. the ten's digit is 3 less thantheb hundreds digit. the hundreds digit is 6. what am i ?

    asked by vianey
  251. math

    emilio can type 60 words in 1 minute marg can type half as many how many total words can emilio and marg type in 3 minutes

    asked by molly
  252. English

    Can you please check if everything is OK in these sentences? Thank you. 1) He can’t sleep for hours but then he falls asleep after drinking the drugged water. When he wakes up he can see the size of his prison and realizes that the pit is about half the

    asked by Henry2
  253. US History

    Does any one have ideas to this question? Compare and Contrast the 1920s with the prosperity and difficulties we have in 2011. Be sure to use specific examples. My ideas : 2011 : Secularism , Gay marriage rights, abortion rights still on going, Legalizing

    asked by HM
  254. Business Communication

    Is the subject line "Improving Customer Service" appropriate in a message to superiors? a. Yes, because it focuses on solving the problem. b. No, because the word "service" makes the subject line seem negative. c. No, because the boss is likely to think

    asked by Kasey
  255. English

    What is the meaning of this quote and how does it relate to the King Lear play? Give me your hand. You are now within a foot Of th' extreme verge. For all beneath the moon Would I not leap upright.

    asked by Alexis
  256. 1234

    Do Lobbiest/Single interest groups help or hinder government? And then say one advantage I have is that they provide funds for the government, and one disadvantage I have is that they sway the government.

    asked by smileyface
  257. Physics

    In physics, how do you solve for the magnitude in 2-D kinematics and what are the x and y-components?

    asked by Astrogirl
  258. college math

    please help me write the equation and solve for it. 1).in a basketball game, eric made half as many free throws as dan. if the total number of free throws made by both men was 18, how many free theows did eric make?

    asked by erin
  259. Math

    How you multiply/divide negative numbers,negative with positive numbers?

    asked by Konstantin
  260. Math

    The basketball team won 28 more games than they lost. If they won 35 games, how many games did they play? Thanks

    asked by Sam
  261. help please:-)

    What is the most important key to an effective essay? A. A focused thesis sentence. B. Five paragraphs in the body. C. interesting supporting details. D. A conclusion sentence. I got A. Is it right? What do you think?

    asked by ciara
  262. Ciollege algebra

    Suppose that X liters of 38% acid solution are mixed with y liters of a 42% solution to obtain 100L of a 39% solution. One equation in a system for solving this problem is x+y=100. Which one of the following is the other equation? A. 42x+38y=0.39*100 B

    asked by Catherine
  263. help please:-)

    How many supporting details should you develop to back up your thesis? A. Four B.five C.three D.As many as you want I got A. But now im thinkiing its C But ima stay with my first answer which is A. What do you think?

    asked by ciara
  264. Canadian Government

    This Canadian Political party believes in more economic equality. Would this be Liberal?

    asked by Anonymous
  265. Math

    Jack is decorating for a party. He has 125 feet of paper streamers to use over 3 doorways. He will use the same amount for each door. How many feet will he use in each?

    asked by Laura
  266. Math

    Susan has three times as many art brushes as Monique. If they have 60 art brushes altogether, how many brushes does Susan have?

    asked by Maria
  267. world history

    i need pennfoster answer text 007680

    asked by minerva
  268. History

    Name 5 reasons why printed and electronic media is censored or challenged. 1. To prevent obscenity 2. To hold back information from others 3. To keep confidentiality Are those good reasons? Can anyone help me named 2 more? What event used by Nazi Germany

    asked by Amy
  269. Algebra 1

    A history teacher rented a bus for a class trip to the museum. The company charges $375 plus $.35 for each mile traveled over 150 miles. If the bus trip costs $424, how many miles was the trip?

    asked by Charisma
  270. Geometry

    Find the area of the rectangle that has the following ordered pairs: F(-3,1) G(-1,0) H(-2,-4), J(-5,-2)?

    asked by Tommy
  271. algebra find outlier describe affect

    just want to double check on 2 problems that we did -15 -12 -19 0 -20 -14 the outlier is 0 the mean with the outlier 0 is: -13.33 the mean without the outlier 0 is: -16 is this correct? next one: 4 -1 -16 2 0 -3 6 -2 for this i added positive got: 12 i

    asked by Marko
  272. Science

    What are the three different ways that heat can be transferred from one object to another Explain each method

    asked by Shion
  273. Chemistry, Physics (Radiation Toxicology)

    a) Na-22 decays in two ways. In 100 atoms of Na-22 decaying, how many would decay by positron emission and how many would decay by electron capture? Why is the yield of photon gamma (+/-) so high? b) In 100 decays of Ra-226, how many decays would result in

    asked by Naresh
  274. mba

    Antique Arts Company would pay Rs. 2.50 as dividend per share for the next year and is expected to grow indefinitely at 12%. What would be the equity value if the investor require 20% return?

    asked by rakesh
  275. calculus

    Let f(x)+10x^2+9x+10. Find f(x+h)-f(x).

    asked by Chelsie
  276. Dentistry

    Does bleaching teeth damage enamel?

    asked by Bryce
  277. calculus

    what does 4 ( x - 5 ) = 4x - 20 equal if x equals 7

    asked by john
  278. Business Communication

    As a professor at State University, you have been asked to write a letter of recommendation for one of your advisees who is applying for an internship. The student is now a senior and you have known her since she was a freshman. She has taken two courses

    asked by Kasey
  279. math

    What is the interest amount on $1,800 for a year at 1/2%

    asked by jane
  280. Maths

    Who do you figure out the surface area of a cylinder

    asked by Shannon
  281. maths

    in right angled triangle ABC, angleBis90 degree and C is an acute angle of60degree. Also sin m

    asked by Rose
  282. Manipal university

    Write a passage using rhetorical device on a person idea or ideology.

    asked by Reetu mele
  283. english

    What is the complete subject of A person must have very good eyesight to work with beads.

    asked by Anonymous
  284. chem

    mercury melts at -38.87 c. what is its melting point in f ?

    asked by Anonymous
  285. science

    what is a life cycle for a frog

    asked by t-zak
  286. History

    Is it a false statement to say that every single group of people who have wished to establish their independence and their own individuality from a corrupt form of government will eventually succeed at doing so? Like with segregration and everything and

    asked by Paul
  287. English

    Thank you. I just wanted to know if everything is OK. Which sentence should I include (4 or 5)? 1) At the end of the lessons we walked in (??) Dublin and also visited some museums. 2) On weekends we made excursions. 3) On a Saturday we went to Kilkenny, a

    asked by Henry2
  288. Social Studies

    What are the purposes of a Government. Here are some purposes that I already have : Gov't provides rules/laws for the country, Rights and freedoms, puts limit on what we can and can't do.

    asked by Anonymous
  289. Is this write or wrong ?

    By spending 5 to 15 minutes following the ten steps of study reading , you should improve your absorption and retention of the information by: A. 15% - 25% B. 25% - 50% C. 30% - 40% D. 50% - 60% i got D what do you think?

    asked by ciara
  290. math

    i am two-digit even number between 60 and 65.my two digits add up to 10.what am i ?

    asked by vianey
  291. math

    how can finding 4x3=12 help you find the product of 8x3?

    asked by symone
  292. math

    i am three-digit odd number between 390 and 410. my three dijits add up to 7. what am i ?

    asked by vianey
  293. chem

    the atom of element A has 2 electrons in its highest energy level N. a)what is the special name given to elements in the same gp as A? i answered as alkali earth metal because the valence electron is 2. am i right?

    asked by Yuni
  294. binomials

    GIVE AN EXAMPLE OF THE SUM OF 2 BINOMIALS THAT IS A BINOMIAL

    asked by hoover
  295. social studies

    what are human features

    asked by jennifer white
  296. science

    what we can made out of trees?

    asked by sandy
  297. psychology

    Some children require a "carrot on a stick" to get them to clean their room, behave well in public places, or make good grades. This suggests that?(a.) the incentive approach pulls the child toward the goal. (B.)the drive-reduction approach guides the

    asked by lachelle
  298. Calculus

    ã27 + ã12 - ã32 - ã8 ã27 = ã3*3*3 = 3ã3 ã12 = ã2*2*3 = 2ã3 ã32 = ã2*2*2*2*2 = 4ã2 ã8 = ã2*2*2 = 2ã2 3ã3 + 2ã3 - 4ã2 - 2ã2 Here is where I get sort of confused. Because the like terms are 3. And so

    asked by -Untamed-
  299. Social Studies

    Do Lobbiest/Single interest groups help or hinder goverment. One dvantage I have is that they provide funds for the government, and one disadvantage I have is that they sway the government.

    asked by smileyface
  300. Enghlish

    What is the simple subject in this sentence: Do all those television ads feature talking pandas?

    asked by Lala
  301. 7th grade social studies

    what are some unique facts about the Acoma pueblo? if you are going to say anything about looking in my textbook, well there is no information in ther. and i looked at some websites and they don't provide much except some original stuff. Please help!!

    asked by saranghae12
  302. Fractions

    Convert to fractional notations 3 3/10

    asked by Bree-Bree
  303. English

    the design of a document reflects on the writer in terms of all of the following except: A. social status, B professionalism, C. competence, D. credibilty

    asked by Donna
  304. Fractions

    Hi Sue, That's the same answer I got, but for some reason I got it wrong on one of my test and I'm not sure why.

    asked by Deb
  305. U o p

    6. What is one important distinction you could not overlook making when critically evaluating the information provided in these materials about the Boston Tea Party? Clarify the importance of that distinction.

    asked by Andy
  306. precalc

    find two functions f and g such that (f+g)(x) = 5 and domain of f + g is [0, infinity)

    asked by m
  307. Business Communication

    Which sentence presents an alternative in appropriate way? a. "The 11 a.m. flight is completely sold out, so I booked you on the 2 p.m. flight. Hopefully that will work for you." b. "We are out of the red units, so we went ahead and shipped you 12 green

    asked by Kasey
  308. math

    how do you find the square root of 57 and then round to the nearest tenth

    asked by seth
  309. Pre-calc

    square root(x+1)+ square root(x-1)= square root(2x+1)

    asked by Nicole
  310. 3RD GRADE MATH

    WHATS THE ANSWER TO 10 + ? = 20 + 110

    asked by MAJESTI
  311. Canadian Government

    A political group with the same beliefs or ideologies. Would this be Conservative? List of which bills will be proposed and in a session of parliament. Would this be order paper?

    asked by Anonymous
  312. Canadian Government

    Possible reform of the Canadian Senate. Would this be.. Effective, elected, equal? Incase if you don't know what Im doing, Im just matching terms to definitions.

    asked by Anonymous
  313. Social Studies 9

    What are some examples of Divine of rights of kings, i really need some examples to support my reasoning for my project, please help ! Thank you !!

    asked by Stephanie
  314. Please help:)

    Which is the most important step you need to do as a study reader? A.Take notes while you read. B.Survey the chapters before you begin detailed reading. C.Answer questions as you read. D.All of the above i got B what do you think?

    asked by ciara
  315. science

    why do you think that people choose to live in places where earthquakes are common

    asked by felix
  316. Geography

    I just want to make sure that this is correct, I reviewed the map and I think that the capitals of the two states that border both the Mississippi and Ohio Rivers are: Springfield Illinois, and Frankfort, Kentucky

    asked by Sean
  317. Math

    How do I find the dimensions of new box?? Original box is 2 by 6 by 4

    asked by Rolis
  318. MATH HELP PLEASE

    What is the smallest positive integer by which 180 should be multiplied to obtain a perfect square? Thank you

    asked by PLEASE HELP
  319. Math

    a certain radioactive isotope has a half life of approx 1,300 years . How many years to the nearest year would be required for a given amount of this isotope to decay to 55% of that amount. So I am not sure where to put the 1,300 1,300=2600*e^t or

    asked by HM
  320. Anthropology11

    What type of researcher is Jane Goodall?

    asked by rebecca
  321. Science

    Why is 100g of water and 1000g of water the same density?

    asked by Julie
  322. Canadian Government

    When an individual, non-cabinet member, proposes a bill. Terms I have are: Cabinet Civil Servant NDP Representative Democracy Three First 19 Party Communist Municipal Patronage Private members bill Speaker of the House Order paper I have all these terms

    asked by Anonymous
  323. help please:)

    In order to get an idea of significant subject areas in chapter, it is best to read the : A. subheads B. Graphics C.Captions D.table of contents i got A what do you think ?

    asked by ciara
  324. :0

    I got a 85 on my exam that's good yay! i could of got higher but still good

    asked by ciara
  325. college algebra

    Could I please have 1 example of a piecewise-defined function problem, with 2 function pieces and the domain and range of each piece. Thank you

    asked by Trish
  326. algebra

    The value of a particular car dropped from 25,000 in may 21,000 in october.find the rat of change in the value of the car.

    asked by babygirl
  327. MATH PLEASE HELP

    Thank you very much for the answer stated below: A perfect square will have an even number of repetitions of each prime factor. 180 = 2*2*3*3*5 e have 2^2 and 3^2, but we need another 5. So, 180*5 = 900 = 30^2 = (2*3*5)^2

    asked by Steve (Thank You)
  328. English! URGENT PLEASE HELP!

    Sentence for the word BEATIFICALLY?!?

    asked by xxxTaraKhanxxx
  329. math

    simplify the following problems. show all work 1) -1[-2(-3)^3]^2 2) -3{3-2{10-3(-2)^2}^2]^2 3) -3[4-7(-3-5)]-(-5)^2

    asked by Janae
  330. math

    if a bag contains 6 red and 4 blue marbles and one is taken out and not put back and another is taken out is the problility that both are red

    asked by nicki
  331. algebra find the mean of each set of data

    1) -6 3 -2 6 7 -3 -5 8 2) -17 32 -2 6 7 -3 -5 8 im not sure how to do this i know i need to add up but not sure if im right 1) 40 2) 80

    asked by Marko
  332. math

    how do you solve f(x)=(x-2) squared

    asked by Rebecca
  333. math

    simplify the following problems. show all work 1) -1[-2(-3)^3]^2 2) -3{3-2{10-3(-2)^2}^2]^2 3) -3[4-7(-3-5)]-(-5)^2

    asked by Janae
  334. psychology

    Some children require a "carrot on a stick" to get them to clean their room, behave well in public places, or make good grades. This suggests that?(a.) the incentive approach pulls the child toward the goal. (B.)the drive-reduction approach guides the

    asked by lachelle
  335. science

    what are the pros and cons of controlled experimentation

    asked by jon
  336. :)

    simplify the following problems. show all work 1) -1[-2(-3)^3]^2 2) -3{3-2{10-3(-2)^2}^2]^2 3) -3[4-7(-3-5)]-(-5)^2

    asked by Nae
  337. math

    10x10x(8x8)=

    asked by estevan
  338. science

    Can you protect a falling egg?

    asked by janaya
  339. help please :)

    In order to change information from useless facts into information you can absorb and retain , You should do which of the following? A. Ask questions B. Draw conclusion C. Anticipate information to come D. All of the above i got D what do you think

    asked by ciara
  340. math

    how many feet are in 6,756?

    asked by jennifer white
  341. science

    What keeps proteins within the bilayer?

    asked by Madison
  342. pre cal

    please help don't understand this...Assume f(x) = 2x + 8 and g(x) = 5. What is the value of (f + g)(3)?

    asked by random person
  343. Algebra 1a

    Graph the number on the number line 3 - 2

    asked by Kiana
  344. science

    what was the moon altitude, direction, and apperence 4 the last 30 days?

    asked by Anonymous
  345. Math

    If 2t + 3 = -9, what is the value of -3t - 7?

    asked by Marie
  346. Algebra 9th Grade

    how would you solve this? x - 5

    asked by Bryce
  347. Media Influences on America

    Bill Goodykoontz states that media and popular culture often understand society better than straight coverage. Why is this so? Can you name any examples?

    asked by Dee
  348. calc

    A basic fact of algebra states that c is a root of a polynomial f(x) if and only if f(x) = (x-c)g(x) for some polynomial g(x). We say that c is a multiple root if f(x) = [(x-c)^2](h(x)) where h(x) is a polynomial. Show that c is a multiple root of f(x) if

    asked by t
  349. Math

    Evaluate: (without using Hopital's rule) d) lim (6-3x)/(((5x+6)^1/2)-4) x->2

    asked by Raf