Questions Asked on
May 18, 2011

  1. College Physics

    Two shuffleboard disks of equal mass, one orange and the other yellow, are involved in a glancing collision. The yellow disk is initially at rest and is struck by the orange disk moving with a speed vi. After the collision, the orange disk moves along a

    asked by Josh
  2. College Physics

    A 7.00 g bullet, when fired from a gun into a 1.00 kg block of wood held in a vice, penetrates the block to a depth of 8.00 cm. If the block had instead been at rest on a frictionless horizontal surface, to what depth would the bullet have penetrated?

    asked by Josh
  3. Chemistry

    When 1.187g of a metallic oxide is reduced with excess hydrogen, 1.054g of the metal is produced. How do you determine what the metal oxide is?

    asked by Josh
  4. math

    In his algebra class, Rob has scores of 79, 85, 81, and 65 on his first four tests. To get a grade of C, the average of the first five tests must be greater than or equal to 70 and less than 80. Solve an inequality to find the range of scores that Rob can

    asked by jack
  5. Algebra

    Miguel is choosing between two exercise routines. In Routine #1, he does only running, burning 15 calories per minute. In Routine #2, he burns 12 calories walking. He then runs at a rate that burns 12 calories per minute. For what amounts of time spent

    asked by Rachal
  6. Trigonometry

    Find the angle of elevation of the sun when a tower 100m high casts a shadow of 120 meter long?

    asked by fakku
  7. physics

    A 2.00 kg blob of Gak, moving at 4.0 m/s, strikes a motionless figure skater in the back and sticks. The skater, with the Gak on her back, glides off at 0.160 m/s. Calculate the skater’s mass.

    asked by tj
  8. ipc

    A skydiver jumps out of a hovering helicopter, so there is no forward velocity. Ignore wind resistance for this exercise. 1. What is the skydiver's acceleration? (2 points)

    asked by sarah
  9. Math

    A number cube is rolled 60 times. How many times would you expect to roll a 5?

    asked by Andrea
  10. Chemisty

    What is the Net Ionic Equation for the following: a.) NH4Br, NaOH b.) Li2CO3, HClO4 c.)Pb(NO3)2, Kl

    asked by Jessica
  11. Physics

    The helicopter view in the figure below shows two people pulling on a stubborn mule. Assume that F1 is 130 N, and F2 is 65 N. The forces are measured in units of newtons (N). (a) Find the single force that is equivalent to the two forces shown. In both

    asked by anne
  12. goverment

    The Enlightenment idea of “natural rights” is that _________. Select one of the options below as your answer: A. monarchs rule by divine right B. people have natural rights that governments cannot arbitrarily take away C. ethical principles are capable

    asked by leidy
  13. Algebra

    Miguel is choosing between two exercise routines. In Routine #1, he does only running, burning 15 calories per minute. In Routine #2, he burns 12 calories walking. He then runs at a rate that burns 12 calories per minute. For what amounts of time spent

    asked by Rachal
  14. chemistry

    Calculate the equilibrium constant for 2CH3OH(l)+3O2(g)->2CO2(g)+4H2O(l) by using standard reduction potentials?

    asked by KAyla
  15. Life Orientation

    Discuss 5 ways in which the human or environmental problem xenophobia impacts on the community.

    asked by Juliet
  16. math

    The sides of a triangular lot are represented by x, 2x, and 3x + 2. Find each side if the perimeter is 362 feet.

    asked by Kay
  17. Physiology

    Suppose you were to grind up and homogenate a pancreas. Do you think it would be possible to isolate insulin from this hemogenate? ( Hint: remember that the pancreas is also an exocrine gland, producing pancreatic juice) Explain your answer

    asked by Amy
  18. Trigonometry

    The angle of elevation of the sun is 20 degrees. At the same time,how long is the shadow cast by a building 50 meter high?

    asked by fakku
  19. Phy 131

    A child operating a radio-controlled model car on a dock accidentally steers it off the edge. The car's displacement 0.65 s after leaving the dock has a magnitude of 8.4 m. What is the car's speed at the instant it drives off the edge of the dock?

    asked by MacBook
  20. Physiology

    Indicate the site of the following activity in the digestive system (mouth, esophagus, stomach, small intestine, large intestine, liver, gall bladder, pancreas). 1.breakdown of cholesterol by formation of bile acid 2. principal site of formation of folic

    asked by ivy
  21. Biology

    Among protostomes, which morphological trait has shown the most variation? A. Type of symmetry (bilateral vs. radial vs. none) B. Type of body cavity (coelom vs. Pseudocoelom vs. acoelom) C. Number of embryonic tissue types (diploblastic vs. triploblastic)

    asked by axb
  22. chemistry

    the human body obtains 2000 kj from a candy bar. if this energy were used to vaporize was at 100 degrees celcius, how much water in liters could be vaporized? ??(assume that the density of water is 1.0g/ml)

    asked by brittney
  23. math

    the base of a rectangular prism is congruent to the base of a pyramid. The height of the pyramid is 3 times the height of the prism. Which figure has a greater volume? Explain. I'm terrible with these kind of word problems. If you could explain that would

    asked by audrey
  24. physics

    If the initial velocity of the car in the previous problem (the car accelerates at 5.00 km/hr/s for 3.50 sec) is 22.6 km/hr, what is the final velocity of the car?

    asked by Daniel
  25. Chemistry

    The temperature of a 2.0 g sample of aluminum increases from 25 to 30 degrees celcius. How many joules of heat energy were added? Specific heat of Aluminum is .9

    asked by Nichole
  26. economics

    explain the importance of the following terms in the u.s. free enterprise system:a)profit motive, b)voluntary exchange, c)private property rights, and d)competition

    asked by ivonna
  27. Quantum Physics

    A proton is confined in an atomic nucleus of size 2 fm. Determine the fundamental limit on the uncertainty of any prediction for the measurement of the momentum of the proton in the nucleus.

    asked by Olivia
  28. social studies

    history of social studies in africa,britain and america

    asked by helen
  29. math

    A cooking pot used in the cafeteria weighs 64 pounds when it is filled with soup. How much would a smilar pot witha scale factor of 1/2 weigh when filled with the same soup? would you just do 64 divided by 2? If not then what do i do?

    asked by audrey
  30. MATH!!!

    A cooking pot used in the cafeteria weighs 64 pounds when it is filled with soup. How much would a smilar pot witha scale factor of 1/2 weigh when filled with the same soup? would you just do 64 divided by 2? If not then what do i do?

    asked by audrey
  31. speach esay : YOU ARE PRESIDENT OF ENGLISH LANGUA

    speach esay : YOU ARE PRESIDENT OF ENGLISH LANGUAGE SOCIETY YOU HAVE BEEN ASKED TO GIVE A SPEACH TO THE MEMBERS OF YOUR SOCIETY ON ''THE IMPORTANCE OF HAVING GOOD ENGLISH''?

    asked by SOLOMON
  32. math

    how is basic math used in the medical office?

    asked by toni
  33. geometry

    you are to design, draw and label the dimensions of 3 boxes that will hold enough detergent to do 18 loads of laundry. Each scoop of detergent does one load. The size of the scoop is 3in.x2in.x2in. all work must be shown on the work page. At the bottom of

    asked by Aaron
  34. physics

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10

    asked by Nilan - please help
  35. physics

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10

    asked by Nilan - please help
  36. math final studying

    an architect is building a model of a tennis court for a new client. on the model the court is 6 inches wide and 13 inches long. an official tennis court is 36 feet wide. what is the length of the court?

    asked by cat
  37. Chemisrty

    Temp c KBr 20 65 40 80 60 90 80 100 100 110 At 100 C, 10.5 g KBr/10gH2O = 105 g/100 g (just multiply the top and the bottom by 10 to give you 100 g H2O) B) Since the solubility at 100C is actually 110, no, it isn't saturated (105 is less that 110). C) Yes,

    asked by Monster
  38. physics

    if one resistor is removed from a parallel circuit, the total current will 1) decrease b) increase c) remain the same and the current flowing through each of the remaining branches ____________________. removing one resistor makes total resistance greater.

    asked by Sejul
  39. math

    If (3, b) is a point on the graph of 3x - 2y = 17, what is b? -4 4 11/3 23/3

    asked by jack
  40. physics

    A particle moves along the x axis. It is initially at the position 0.280 m, moving with velocity 0.080 m/s and acceleration -0.240 m/s2. Suppose it moves with constant acceleration for 3.10 s. (a) Find the position of the particle after this time. (b) Find

    asked by John
  41. Algebra II

    1) write an equation for a circle with the center (2,0) and radius sqrt 11 2) Find the common ratio in the geometric sequence : 7, -28, 112 .... 3) In a recursive formula, each succeeding term is formulated from the next term. a) true b) false 4) find the

    asked by Bread
  42. Geometry

    4 balls each with a radius 1 inch fit snuggly into a 2x2x8 inch box. Is the total volume left over inside the box greater than or less than the volume of a fifth ball? Justify answer. I got as far as figuring the volume of box is 32 cubic inches I'm not

    asked by JOY
  43. physics.

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10

    asked by Nilan - please help
  44. chemistry

    Oxygen can be produced by the thermal decomposition of mercuric oxide: 2 HgO(s) → 2 Hg(l) + O2(g) How many liters of O2 are produced at 50.0°C and 0.947 atm by decomposition of 57.0 g of HgO?

    asked by Mike
  45. algebra

    during pratice a softball pitcher throws a ball whose height can be modeled by the equation h=-16tsquared+24t+1 where h=height in feet and t=time in seconds. how lond does it take for the ball to reach a height of 6 feet?

    asked by tenzing
  46. science

    if a plane drops a bomb, does the bomb fall straight down, or behind or forward?

    asked by janet
  47. geometry

    Find the length of segment AG in the figure if the prism is 8 ft by 9 ft by 12 ft.

    asked by molly
  48. Programming

    Here is the question that I need help to write the code for the following program in Visual Basic 2010. I am trying to write the code but it has a run time error. If your could helps me to write the code it would be greatly appreciated. Q. Write a program

    asked by Solomon
  49. phy

    Calculate the density for a rectangular block using the following measurements. Length: 2.70 cm, Width: 1.10 cm, Height: 9.09 cm, Mass: 72.17 g. Round your answer for density to 2 decimal places. Include the correct unit for density. Show your work

    asked by irtaza
  50. math

    John bought n objects, each costing n cents. The change he received from his $10 bill was less than $1 and consisted of only two denominations of coins. What was the minimum number of coins that John could have received?

    asked by Diana
  51. math final studying

    beth scored 75 on her first math test. she scored 20 % higher on her next math test. what did she score on the second test?

    asked by cat
  52. math

    Find all the points having an x-coordinate of 9 whose distance from the point (3, -2) is 10. (9, 6), (9, -10) (9, 13), (9, -7) (9, -12), (9, 8) (9, 2), (9, -4)

    asked by jack
  53. medical billing & coding

    Anyoen have any ideas on how to do the final exam for the penn-foster course? There are 4 and I am at a total lost on where to start.. don't want you to do the work for me just need someone to send me into the right direction

    asked by Anji
  54. Physiology

    Indicate whether the following would increase or decrease during exercise.? 1.activity of the sympathetic nervous system 2.urine FORMATION 3.vasodilation of blood vessels in the skeletal muscles 4. stroke volume 5.venous return 6.activity of the vagus

    asked by ivy
  55. MATH

    the base of a rectangular prism is congruent to the base of a pyramid. The height of the pyramid is 3 times the height of the prism. Which figure has a greater volume? Explain. I'm terrible with these kind of word problems. If you could explain that would

    asked by audrey
  56. meaning of a word(quick) thanks

    Left unabated, obesity will surpass smoking as the leading cause of preventable death in America What is a another word for surpass

    asked by Karan
  57. science

    my daughter has a science project she is in 7th grade what should she do

    asked by Jenifer
  58. physics

    The engine weighs 4500 newtons and it is lifted 1.5 meters up by the block and tackle system. To accomplish this, the mechanic must apply a force of 225 newtons while pulling a total of 37.5 meters of chain through the block and tackle pulley system What

    asked by Anonymous
  59. earth

    planet is in circular orbit around the Sun. Its distance from the Sun is 2.9 times the average distance of Earth from the Sun. What is the period of this planet, in Earth years?

    asked by Anonymous
  60. phys

    An astronaut drops an object from rest (relative to the planet) on a planet alpha (having the same radius as of earth) from an altitude of one radius above the surface. When the object hits the surface its speed is 3.98 times what it would be if the same

    asked by ayyashi
  61. Algebra

    Austin is going to rent a truck for one day. There are two companies he can choose from, and they have the following prices. Company A charges $104.00 and allows unlimited mileage. Company B has an initial fee of $65.00 and charges an additional $.60 for

    asked by Rachal
  62. Physics

    A car experiences an average acceleration of 5.00 km/hr/s for 3.50 sec. What is the change in velocity of the car?

    asked by Daniel
  63. math

    there is a water reservoir beneath a circular garden to supply a foutain in the garden.the reservoir has a 26-inch diameter.the garden has a 12-foot diameter. how much of the garden does not contain the waer reservoir?

    asked by charolette
  64. physics - need help

    Resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. The circuit voltage is 180 volts. Find: the voltage of the parallel circuit the voltage across the parallel circuit the current through the 10 ohm

    asked by Nilan
  65. physics

    Three identical resistors are connected in series to a battery. The voltage drop across one of the resistors is ___ times the voltage of the source.

    asked by Sushmitha
  66. Math Geometry

    Geometry Question: Prove the symmetric Property for congruence of triangles. Given: ∆ABC≅ ∆DEF Prove: ∆DEF≅ ∆ABC

    asked by Reigel
  67. physics

    three resistors of 10, 15, and 20 ohms are connected in parallel to a source of current. In which resistor is the current greatest How do I set this up?

    asked by Katie
  68. comp100

    Office 2007 gives users the opportunity to jazz up the document with templates, WordArt and other graphics. Do these items add to or detract from the look of a Word document? For what types of documents might it be inappropriate?

    asked by SONJA
  69. Chemistry

    What is the molarity of a sodium hydroxide solution if 38 mL of the solution is titrated to the end point with 14 ml of .75M sulfuric acid?

    asked by Christian
  70. Chemistry

    Are these balanced and are my products correct? 3HNO3(aq)+Al(OH)3(s) = Al(NO3)3+3H2O(l) Na2CO3(s)+H2SO4(aq) = H2O(l)+CO2(g)+Na2SO4(aq) I just wanted someone to look this over and see if I did it right

    asked by Monster
  71. physics

    if one resistor is removed from a parallel circuit, the total current will 1) decrease b) increase c) remain the same and the current flowing through each of the remaining branches ____________________. removing one resistor makes total resistance greater.

    asked by Sejul
  72. physics

    A 50 ohm lamp and a 10 ohm electric iron are connected in series to a generator delivering 120 V. The current through the lamp and the iron is ___ The voltage ccross the lamp is ___ The voltage drop acrowss the iron is ___ How do I set these up? Thank you.

    asked by Kriti
  73. science

    whats the reactant of 2,4-D with ethanol

    asked by maria
  74. physics

    A hydrogen atom, when vigorously perturbed, can emit light with a frequency of 6.16 × 1014 Hz. When the same light from hydrogen atoms in a distant galaxy is observed on earth, the frequency is 5.21 × 1014 Hz. Calculate the speed at which the galaxy is

    asked by Joan
  75. Physics

    A scaffold of mass 50kg and length 5m is supported in a horizontal position by a vertical cable at each end. A window cleaner of mass 70kg stands at a point 2m from one end. Determine the tension in the nearer cable and also the farther cable.

    asked by Physics
  76. Chemistry

    What is the pH of a solution prepared by mixing 50.0 mL of 0.010 mol/L HCl(aq) and 50.0 mL of 0.010 Ca(OH)2(aq)? Assume the temperature is 25 degrees celsius, where Kw = 1.0 x 10^-14 at 25 degrees celsius.

    asked by iYeon
  77. COM

    What steps must be taken prior to writing an effective persuasive essay? How will those steps contribute to the effectiveness of your final paper?

    asked by Joseph
  78. math final studying

    the distance between bases on a baseball feild is 90 feet.if 3 players hit home runs during a game and each runs around all 4 bases what is the total distance the player run?

    asked by cat
  79. history

    what la governor use state money to pay for world's fair

    asked by daisy
  80. physics

    if one resistor is removed from a parallel circuit, the total current will 1) decrease b) increase c) remain the same and the current flowing through each of the remaining branches ____________________.

    asked by Sejul
  81. the American journey

    1.why were immigrants and african americans hired to build the transcontinental railroad?A.they lived near the railroad?B.they were extremely skilled.C.they would work for very low wages.D.all of the above

    asked by joe
  82. science

    what is conduction

    asked by shely
  83. geometry

    An observatory has the shape of a right circular cylinder topped by a hemisphere. The radius of the cylinder is 8 ft and its altitude measures 26 ft What is the approximate surface area of the observatory? Round to the nearest foot. Show all work to

    asked by Nicey
  84. chemistry

    A saline solution was prepared by dissolving 5.45 g sodium chloride to 96.77 g water. What is the concentration in weight percent for this saline solution?

    asked by James
  85. Geometry

    A square is circumscribed about a circle. What is the ratio of the area of the circle to the area of the square? A. 1/4 B. 1/2 C. 2/π D. π/4

    asked by Peter
  86. chem

    How many grams of potassium permanganate (KMnO4) should be added to a 100 mL volumetric flask to prepare a 0.02505 M solution when the flask is diluted to the mark with water?

    asked by Amber
  87. Physiology

    For discussion of endocrine disorders 1.Diabetes insipidus Hormone affected? Too much or too little? 2.Graves’ disease Hormone affected? Too much or too little? 3.Acromegaly Hormone affected? Too much or too little? 4.Addison’s disease Hormone

    asked by ivy
  88. chemistry

    list the five general chemcial reactions. for each one list the: -reactants and its name -products and its name -and balance the equation then graph the results...

    asked by HELP??
  89. physical

    That's the best aneswr of all time! JMHO

    asked by ZDdTtysKUWIZhG
  90. Physics

    Suppose the stone is thrown at an angle of 32.0° below the horizontal from the same building (h = 49.0 m) as in the example above. If it strikes the ground 69.3 m away, find the following. (Hint: For part (a), use the equation for the x-displacement to

    asked by jim
  91. English

    Just a question. Can you say: She is going to be two in two days'time (or in two days) I'm going to Sicily in a month's time. Is "time" optional? Thank you

    asked by Henry1
  92. Chemistry

    How many d electrons are there in MnO4-? please explain.

    asked by Bob
  93. social studies

    How did the Battle of Bunker Hill make the colonists more confident in declaring independence from Britain?

    asked by Kellyy
  94. physics

    five resistors of 30 ohms each are connected in parallel across a 120 volt line. the combined resistance of the five resistors is ___ ohms. The total current in the circuit is ___ amperes. The current in each branch is ___ amperes. How do I set these up:?

    asked by please help
  95. English/Grammar

    Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. Use at least five different pronouns in your sentences. Identify ALL pronouns by parenthesizing them. (I) recently had a talk

    asked by Angelina
  96. Math

    Simifly the product.-3x^2a^2(2a^3 + ab - x)

    asked by Mitchie
  97. math

    what is the amount of space, in cubic units, occupied by a three-dimensional object?

    asked by kaye
  98. physics

    A vector has a magnitude of 18.2 cm and makes an angle of 129.0° with the positive x-axis. What are the x- and y-components of this vector

    asked by need help
  99. science

    what allows water to change to all three states (liquid,gas,solid)

    asked by amy
  100. physics

    A man weighs 645 N on Earth. What is his mass?

    asked by Daniel
  101. Physics

    An ostrich runs north in a straight line for 21 meters. She then turns around and runs 25 meters back toward her nest (south) on the same path. What is her displacement?

    asked by Daniel
  102. business math

    Greg will need $218,000.00 in 15yrs for college bills, how much does he have to invest today @8% compounded semiannually?

    asked by vivian
  103. logic

    I need help proving these arguments using rules of inference, please. (S>B) > (SvK) (Kv~D) ~ (H>S) ~S.W / ~H ~A > (B>~C) ~D > (~C >A) D v ~A ~D

    asked by Elaine
  104. 7/8 math

    What is a trinomial(as opposed to binomials and mononomials)?

    asked by Squid
  105. science

    What is the average velocity of the argon atoms in the gas phase at 75°F?

    asked by Mike
  106. Physics

    A conduction heat wave is caused to pass through a metal bar of average temperature Tmean = 38.0 ¢XC, altering its temperature sinusoidally with an amplitude of Ti = 3.00 ¢XC. The equation which gives the temperature, T(x,t), of the metal bar at any

    asked by Matt
  107. Physiology

    Match the hormone or regulatory mechanism to digestive function.? a. Enterokinase b. gastrin c. intestinal cells of Cajal d. cholecystokinin e. CFTR f.enteric nervous system 1._______ this hormone contributes to the secretion of pancreatic juice 2._______

    asked by ivy
  108. science

    i had to make up an experiment for school. but my teacher said it wasn't an experiment. my hypothesis is that there is a relationship between divorce rates and teens school grades. how do i make this into an experiment. please help!

    asked by Todd L
  109. geometry

    Triangle ABC is a right triangle such that m angle B= 90 degrees. If AC= 12 and BC=9, what is the perimeter of triangle ABC ? round to the nearest tenth.

    asked by Misty
  110. maths

    my daughter studying in 2nd standard this is the project work i don't understand, please show me the answer. make a chart to represent nos 1-15 using small objets

    asked by steffy
  111. math

    solve the equation for x. write the solution set . -x2 + 12x = 0

    asked by aj
  112. Math

    Hi, my name is Jane:). Math is my worst subject ever, so it surprised me how I'm in the advanced class! The teacher doesn't exactly explain things well and I'm not easily understanding the lessons. He told me if I don't turn in this packet we'll have

    asked by Jane
  113. FRENCH

    Another exercise. You just completed a month long family stay in Provence. Tell where you went and what you did, each week. Week 1: nous sommes allés à Provence, et nous avons traversé le Pont du Gard. Nous sommes allés à Aix-en-Provence et nous avons

    asked by Sydney
  114. Life orientation

    In 10-15 lines critically discuss 5 ways in which the human or enviromental problem impact on the community,provide relavant sources to support your claims.

    asked by Gloria
  115. physics

    inserting a resistor in series with a combination of two or more resistors in parallel will ___ the voltage across the parallel circuit

    asked by Sejul
  116. riddles

    what do you call twin boys?

    asked by Lucy
  117. Chemistry

    What is the definition of Gay-Lussac's law?

    asked by Kevin
  118. math

    24 divided by 4/5=??? I tried but i just could not get it.

    asked by Jess
  119. science

    how do hurricanes form?

    asked by audrey
  120. math

    factor the following trinomail w^18-9w^9y^5+14y^10

    asked by john
  121. government

    A colony of a country that followed mercantilism during the 17th century would NOT be encouraged to develop __________.Select one of the options below as your answer: A. farming B. fishing C. slavery D. its own form of government

    asked by leidy
  122. math

    (10x - 1)^2 Does it = 100x + 1

    asked by Fin
  123. Physics

    Which of the following are not transverse waves? a) Wind (Airy) waves on the ocean. b) Water ripples in a small pool. c) Microwaves inside a microwave oven. d) Vibrations travelling on the string of a guitar. e) Radio waves travelling through space. f)

    asked by Brandy
  124. Chemistry

    What happens to the color of the FeCl2 when the equivalence point is reached?

    asked by Anonymous
  125. n

    boys to girl ratio 5:4 if there was 27 students how many biys were there?

    asked by Anonymous
  126. Chemistry

    In chem lab we did an experiment with two rods, one that was martensite (one that made a thud sound) and the other austenite (one that made a ping sound). We put both of the rods in N2 and another time we put it in boiling water. Each time the rod would

    asked by ChemGeek
  127. sew

    When making alterations, as many alterations should be made when?

    asked by lisa
  128. math

    a dollar bill has an area of 15.86 square inches. if a dollar bill is 2.6 inches long, how wide is t?

    asked by charolette
  129. Chemisrty

    Calculate the amount of solute needed to make the solution .50kg of a 18% (m/m) KOH solution

    asked by Monster
  130. History

    which of the followin was true of the Jusiciary act of 1801?

    asked by Anonymous
  131. Business Math

    Earl wants to retire to San Diego when he is 65, he is now 50. He will need $300,000.00, how much would he have to invest today @6% interest compounded semiannually to meet his goal?

    asked by vivian
  132. phy 101

    the velocity of a body performing simple harmonic motion is given as what

    asked by chuksmezie
  133. math

    Change the number sixteen to an improper fraction Change the number twenty-eight hundredths written as an improper fraction, decimal, and mixed number.

    asked by derrius
  134. chemistry

    i do not understand how to do these and i have a question on my test tomorrow on this stuff can someone explain to me how to do this? for each of the following molecules draw the lewis structure, determine the shape, determine the polarity, and determine

    asked by brittney
  135. Ecology bio

    What is meant by "high quality" and "low quality" litter? What impact does litter quality have on decomposition rates?

    asked by Stephany
  136. science

    Ok, your suppose to make a rule and I don't know what the answer is.. ok, the question is : If an object weighs x newtons, how much force is needed to lift it up?

    asked by Emma
  137. calculus

    calculate the area bounded between the parabola y=x2, the straight line y=(x/2)+2, line x=1 and the y-axis.

    asked by rajiv n.
  138. college chemistry

    Which is faster, a bullet with a velocity of 1100. feet per second, or Superman traveling at 1100. miles per hour? Provide the correct velocity for either Superman or the bullet in scientific notation with the correct number of sig figs. You must use the

    asked by Mickelle
  139. chemistry

    A solution was prepared by adding 0.5283 g of sodium hydroxide to a 50 mL volumetric flask. What is the concentration of sodium hydroxide in moles per liter?

    asked by James
  140. chemistry

    A solution was prepared by adding 0.5283 g of sodium hydroxide to a 50 mL volumetric flask. What is the concentration of sodium hydroxide in moles per liter?

    asked by James
  141. physics

    If three identical resistors are connected in series to a battery, the resistance of the combination will be ___ times the resistance of any one of the resistors.

    asked by Nabil
  142. Special Education

    What are the benefits of having an Intelligence Integration Training level 1 certificate?

    asked by Marcia
  143. Math

    Solve: y=3x+7 y=4x-2

    asked by Liann
  144. criminal justice

    Prepare a 6–8 slide PowerPoint presentation that addresses the following questions: •What are some of the ways that organized crime impacts you and a community and/or city (of your choice) directly? (This element will account for 20% of your grade.)

    asked by nancy
  145. MATH

    make an input-output table for the equation y= -x-2 using the domain 0,1,2 and 3. Tell whether the table represnts a function. How do you do this?

    asked by audrey
  146. ENGLISH!!

    is i a verb or noun?

    asked by nicole
  147. Calculus - Integration by Parts

    Please help me solve this integration problem. I don't understand how to do it. Thank you! ∫e^(2x)*sin(2x)dx

    asked by Emma
  148. English

    Thank you very much for helping me rephrase it. I wonder if you could help me express the message Eliot wants to convey through his poem. What do the dried tubers symbolize? Thank you. 1) Eliot, however, prefers the winter because it lets men leave in

    asked by Henry1
  149. Math

    12 is what percent of 48

    asked by Lauren
  150. Algebra

    The polynomial function is defined by f(x)=4x^4+2x^3-8x^-5x+2. Use a calculator to find all the points (x,f(x)) where there is a local maximum. Round to the nearest hundredth.

    asked by Rachal
  151. English

    Thank you very much. Could you check these sentences about the interior monologue. 1) The American psychologist William James coined the phrase “stream of consciousness” to define the continuous flow of thoughts and sensations that characterize the

    asked by Henry1
  152. Math

    Write the perfect squares that are greater than 70 and less than 120.

    asked by Andrea
  153. Math

    On Saturday, 124 customers went into the Sandwich Shop. Of those customers, 1/4 ordered the lunch special. How many customers ordered the lunch special?

    asked by Jessie
  154. Health

    What is the main idea of the film "supersize me" and the reason of the movie

    asked by Anwar
  155. math

    1/2x+1/3x+1/4x+1/5x=77 whats x?

    asked by sam
  156. Math

    Simply. 3 + 4(q + 3) + 4q

    asked by Tiffany
  157. Physics of materials

    Gaseous nitrogen has a density of 1.17 kg/m3 and liquid nitrogen has a density of 810 kg/m3. [The relative molecular mass of nitrogen is 28.0] What is the mean volume per nitrogen molecule in each case? What is the mean separation between nitrogen

    asked by Francesca
  158. physical science

    what reaction do you get when adding 3 tespoons of Na2S2O3 to 50 ml of boiling water

    asked by Siphesihle
  159. phys

    Find the acceleration due to gravity on a planet whose mass is four times the mass of Earth and whose radius is half the radius of Earth (g is the acceleration due to gravity on Earth).

    asked by ayyashi
  160. home economics

    Gear strategy has managed to improve the livelihood of the poor in south africa

    asked by Anonymous
  161. Physics

    An astronaut takes a space trip to newly discovered palnet X. measurements from earth indicate that: Mx=3Me and Rx=2Re. What is the acceleration of gracity gx on this planet as a multiple of ge?

    asked by anne
  162. literature

    how do i do an essay on supernatural forshadowing in julius ceasar's death.

    asked by corterious
  163. COMP100

    Downloading resources from the Web is beginning to be fairly common. What do you think the legal issues are when doing this? Should people expect to give up property rights to material they have created when they post it on the Web? Why or why not?

    asked by SONJA
  164. math

    find the slope: (-2,-2) (3,6)

    asked by jack
  165. Physics

    In a sound wave, we find a location and time when the density fluctuations are at a maximum. At this same location and time ... a) Pressure fluctuations and displacement are minimum. b) Pressure fluctuations and displacement are maximum. c) Pressure

    asked by Brandy
  166. Life orientation

    five ways in which teenage prapnance problem impacts on community.

    asked by Malesela
  167. Physics

    Two displacement waves are added resulting in constructive interfernce and these waves have the same period T = 1.00 s are described mathematically by: y1 = (3.0 m) cos[ 2ðt/T + ð ] y2 = (1.00 m) cos[ 2ðt/T + 2ð ] (i) What is the resultant displacement

    asked by Emily
  168. geometry

    in application problems, a horizontal line of sight is used as a reference line. an angle measured above the line of sight is called an angle of ____, and an angle measured below the line of sight is called an angle of depression.

    asked by kaye
  169. English

    Discuss any areas related to citing sources that you find confusing or difficult understand or apply. In your responses to others offer suggestions to help understand the issue.

    asked by Jasmine
  170. social studies

    Who had the smoothest transition from communism

    asked by jessica
  171. physics

    if three resistances in parallel circuit are all equal, the total resistance is ___ the resistance of any on branch.

    asked by Sushmitha
  172. english

    Identify the indirect object in the following sentence: Fernando read Miguel a bedtime story.

    asked by davis
  173. english

    What is the subject of the following sentence? Please help me figure this out! a. Please b. help c. me d. You (implied)

    asked by davis
  174. English

    I'm finding it difficult to paraphrase (word by word) the poem "The Cruellest Month" by Eliot. I'll include it here in the hope you can have a look at it and help me rephrase it. 1) April is described as the cruellest month since it breeds (stirs/awakens)

    asked by Henry1
  175. Chemistry

    What is the freesing point for ethanol and methane

    asked by Mariama
  176. physics

    for 2 metal bars with one twice as large as the other of same alloy, which produces longer wavelength? highest frequency? highest velocity?

    asked by susie
  177. Chemistry

    What is the freesing point for ethanol and methane

    asked by Mariama
  178. biology

    compare the size of a guard cell to the size of a chloroplast. does the guard cell have room for more chloroplast

    asked by Anonymous
  179. math final studying

    a triangular road sign has a height of 8 feet and a base of 16.5 feet.how much larger in area is this sign than one with a height of 4 feet and a base of 8.25 feet?

    asked by cat
  180. calculus

    write it in the form of a+ib (1+i)^2 (1-i)^3

    asked by mimi
  181. Social Studies

    Why do so many Asian countries speak English or French?

    asked by Scott
  182. english

    Which of the following pronouns shows possession? they - them - her - its

    asked by davis
  183. Math

    What is 42 + x = x^2? How do I solve for X? Thanks

    asked by Shadow
  184. math

    what is 42 5/12 minus 27 7/12 equals

    asked by red
  185. math

    what is 42 5/12 minus 27 7/12 equals

    asked by red
  186. chemistry

    Using a pipet, 25 mL of a 0.1205 M HCl solution was placed in a 100 mL volu metric flask and the flask filled to the mark with water. What is the concentration of the new solution?

    asked by James
  187. Physiology

    Clotting disorders are common, complex and affected by a variety of medications or mechanisms. Match the mechanism to the description. a. coumarin b. EDTA c. aspirin d. factor VIII deficiency e. tissue-plasminogen activator (TPA) f. heparin 1.inhibits the

    asked by ivy
  188. critical thinking

    how can the concept of national identity both unite and divide people

    asked by jamie
  189. math

    Multiply in the indicated base 12 x 5 4 5 _________________

    asked by Anonymous
  190. Physiology

    Indicate the effect of the hormone on the response (increase, decrease, no effect)? 1.__________________ effect of secretion of insulin on blood glucose levels 2.__________________ effect of secretion of ADH on blood pressure 3.__________________ effect of

    asked by ivy
  191. Tables

    How to do a table with fractions,decimals,and percents

    asked by Brenda
  192. biology

    do mutations form new or old genes????

    asked by alexis
  193. Math

    the nature camp students are lunch at the lodge. They sat at an even number of tables. There were 5 students sitting at one table, and an equal number of students sitting at each of the other tables. How many students were sitting at each of the other

    asked by Joe
  194. Algebra 1a

    What the answer for this? 3 more than the quotient of a number and 2

    asked by Melissa
  195. Algebra 1a

    What the answer for this? 3 more than the quotient of a number and 2

    asked by Melissa
  196. math

    Given the following sets, select the statement below that is NOT true. A = {l, a, t, e, r}, B = {l, a, t, e}, C = {t, a, l, e}, D = {e, a, t}, E = {t, e, a}

    asked by kozy
  197. chemistry

    A quantity of 2.20 mol of CaCl2 are dissolved in 1.00 L of water. What is the freezing point of this solution at 1 atm of pressure?

    asked by Anonymous
  198. chemistry

    A quantity of 2.20 mol of CaCl2 are dissolved in 1.00 L of water. What is the freezing point of this solution at 1 atm of pressure?

    asked by Anonymous
  199. physics

    if three resistances in parallel circuit are all equal, the total resistance is ___ the resistance of any on branch.

    asked by Sushmitha
  200. business

    What are the 5 types of employment groups?

    asked by Shannon
  201. Math

    In a 1/2 mi relay, each runner runs 1/8 mi. How many runners are on the team?

    asked by Jessie
  202. SraJMcGin-French

    Sra sorry, the exercise was supposed to be in the past, the instructions were wrong, it should have said, tell what you did at the restaurant. So the teacher told me to put it in the past. Could you please look it over, thanks so much:) And sorry for the

    asked by Sydney
  203. Math

    If two number cubes are rolled, what is the probability of getting at least one even number?

    asked by Christine
  204. math

    solve the equation for x. write the solution set x2-100x=0

    asked by aj
  205. Health & Social Care

    describe how you would communicate sensitive information to an individual knowing the information was likely to cause them distress

    asked by S.Abraham
  206. calculus

    Evaluate x-y when x=57 and y=29

    asked by Anonymous
  207. algebra

    (1.) Solve. Then graph ¡Á+8>2 The solution set {¡Á|¡Á>blank} (2.) Solve. Then graph a+1¡Ü-17

    asked by sammyg
  208. algebra

    Solve using the addition principle 2¡Á+3¡Ü¡Á+5 The solution set is {¡Á|¡Á¡Ü blank }

    asked by Faye
  209. Chemistry

    What is the definition of Combined Gas Law? I can't find it in my book anywhere.

    asked by Kevin
  210. math

    9 divided by 1/6=??? I tried but I just couldn't get it!

    asked by Jess
  211. geometry

    How do you go about drawing a 1/4 mile running track?

    asked by AJ
  212. Algebra

    The function h is is defined below. h(x)=48x^2+ 12x - 16 Find all values of x that are NOT in the domain of h. If there is more than one value, separate them with commas. I'm lost.

    asked by Rachal