Questions Asked on
October 30, 2014

  1. artist

    1. The artwork pictured here best represents which message? a) Ideas and creativity can be shown with many different tools. b) It is important to use one type of tool because you understand how to use it. c) People can be limited by their ideas. d)

    asked by Sarah
  2. Trigonometry

    Prove: 1-tanx/1+tanx=1-sin2x/cos2x

    asked by Xiumin
  3. chemistry

    qualitative organic analysis lab 1. Why is it important to have clean test tubes before running a test? Before which tests should acetone not be used to clean the test tubes? 2. Why run solubility tests before running the functional group classification

    asked by Niah
  4. chemistry

    2CH3OH(l)+3O2(g)→2CO2(g)+4H2O(g Part B Calculate the standard enthalpy change for the combustion of 1 mol of liquid methanol, assuming H2O(g) as a product. Part C Calculate the heat produced by combustion per liter of methanol. Methanol has a density of

    asked by how do i even start this?
  5. Science - Please Check Some Answers 1

    Please help me with the following: A science class tested ways to clean water after an oil spill. Each group of students was given 100 mL of vegetable oil, 100 mL of engine oil, and 800 mL of water in a rectangular plastic container. Each container also

    asked by Brady
  6. CHEMISTRY

    When 10.8 g of Silver was reacted with Sulfur, 12.4 grams of product was produced (there was only one product). What is the empirical formula of the product?

    asked by X
  7. operation planning

    A gourmet coffee shop in downtown SF is open 250 days a year and sells an average of 80 pounds of Kona Coffee beans a day. it purchase coffee beans for $20.00 per pound. ordering (fixed cost = $16 per order), beans are always shipped from Hawaii within

    asked by an
  8. math

    two types of sandwiches were made for a tea party. 55% of the sandwiches were cheese sandwiches and the rest were chicken. If there were 252 chicken sandwiches, how many sandwiches were made altogether?

    asked by Amy
  9. chemistry

    Calculate the concentrations of all species in a 1.22 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10–2 M and Ka2 = 6.3× 10–8 M.

    asked by anon
  10. Chemistry

    What is the product of NaC2O4 and Ag+? A. NaC2O4 and Ag+ do not form a product. B. AgNaC2O4 C. Ag2C2O4****** I think the right answer is C...please let me know - I asked once earlier but no one answered - thought I would try again.

    asked by Cassie
  11. algebra

    Of 375 musicians at a high school, some play only in the jazz band, some play only for the marching band, and some do both. If 250 of them play in the jazz band, and 130 play in both, how many of the musicians are in the marching band? a)110 b)100 c)135 d)

    asked by Adon
  12. SCIENCE

    20. A horticulturist wants to plant that produces flowers with a certain size color and fragrance but is not aware of any one plant having all of these traits. The quickest way she could achieve her goal would be to apply the process of .

    asked by Arie
  13. Statistics

    Carrie attained a score of 650 on the verbal section of her SAT. The mean grade was a 500 with a standard deviation of 100. What percentage of test takers scored below and above Carrie?

    asked by Juan
  14. Medical Billing and Coding

    This 35 year old HIV-positive make with progressive lymphadenopathy and unexplained fevers, night sweats, and chills, low osmolar CT scan of the chest, abdomen, pelvis and neck showed extensive lymphadenopathy involving mediastinum and left hilum,

    asked by Anonymous
  15. physics

    A crate is given an initial speed of 5.0m/s up the 22.5∘ plane shown in (Figure 1) . Assume μk = 0.12.

    asked by Anonymous
  16. calculus

    A woman pulls a sled which, together with its load, has a mass of m kg. If her arm makes an angle of θ with her body (assumed vertical) and the coefficient of friction (a positive constant) is μ, the least force, F, she must exert to move the sled is

    asked by Michael
  17. Science asap!

    Which of the following is not a process that forms metallic ore? placer deposits fossil compaction hydrothermal solutions igneous processes 5. Which of the following nonmetallic mineral resources is used both as a building material and as an industrial

    asked by Anonymous
  18. Math help!

    The length of the hypotenuse of a right triangle is 13 m. The length of one leg is 5 m. Find the length of the other leg. A. 14 cm B. 144 cm C. 8 cm D. 12 cm Is the answer C? Thank you

    asked by Anonymous
  19. college algebra

    One isotope of holmium, 162Ho, has a half life of 22 minutes. The half-life of a second isotope, 164Ho, is 37 minutes. Starting with a sample containing equal amounts, find the ratio of the amounts of 162Ho to 164Ho after one hour. Rounded to three decimal

    asked by Anonymous
  20. Chemistry

    How much heat is required to warm 1.60kg of sand from 22.0∘C to 100.0∘C? The heat capacity of sand is 0.84 J⋅g−1⋅K−1

    asked by Steve Smeck
  21. chemistry

    A sample of neon gas at 1.20 atm compresses from 0.250 L to 0.125 L. If the temperature is held constant, what is the final pressure?

    asked by Anonymous
  22. science

    Over time,a plant pollinated by a hummingbird has developed very long, tube like flowers.Why might the flower have adapted in this way?

    asked by Jacob
  23. math

    Karen collects 6/7 quart of rainwater. She uses ½ of the water to clean her bicycle and uses the remaining water equally for 3 houseplants. What volume of water does she use for each houseplant?

    asked by mary
  24. English

    Identify the italicized part of the sentence. The main event will be a memory contest. subject predicate direct object indirect object predicate noun predicate adjective

    asked by Nicole
  25. chemistry

    Imagine that you have an ideal gas in a 8.00L container, and that 2850 molecules of this gas collide with a square-inch area of the container at any given instant. If the volume is increased to 56.0L at constant temperature, how many collisions will occur

    asked by Luis
  26. Chemistry

    what mass of nitrogen gas is required to react completely with 2.79 of hydrogen gas to produce ammonia?

    asked by Whitney
  27. english 111

    The game of lacrosse seems complicated to me. How does the word complicated function in the sentence? predicate adjective predicate nominative objective complement indirect object

    asked by Anonymous
  28. Math

    6 km to miles and the nearest yard? 6km*1mi/1.609km=3mi But how do I get to the yards from converting because my data booklet doesn't tell me 1yd=?km.

    asked by Anonymous
  29. Chemistry urgent

    2CH3OH(g)→2CH4(g)+O2(g)ΔH=+252.8kJ How many kilojoules of heat are released when 38.8g of CH4(g) reacts completely with O2(g) to form CH3OH(g) at constant pressure?

    asked by ihatechem
  30. Physics

    A firefighter with a mass of 52 kg slides down a vertical pole with an acceleration of 3 m/s/s . The acceleration of gravity is 10 m/s/s. What is the friction force that is acting on him

    asked by Davis
  31. Math

    if 150 vehicles passed luann how many more minivans than cars would you expect to pass her assume the rate continues

    asked by Anonymous
  32. statistics

    The tread life a certain brand of tires is known to be normally distributed with a mean of 60,000 miles and a standard deviation of 5,000 miles. The company wishes to set the warranty so that only 4% of the tires will need to be replaced. What should the

    asked by Anonymous
  33. chemistry

    A solution is prepared by dissolving 104.1 grams of barium chloride, BaCl2 in 1000. grams of water? What is the boiling point of this solution? [The boiling point elevation constant for water is 0.52°C/mole solute in 1000g of water]

    asked by Natalya
  34. Math

    150 men live in a certain town: 85 are married 70 have a cell phone 75 own a car 55 are married and have a cell phone 35 have a cellphone and a car 40 are married and have car 30 are married, have a car and have a cellphone. How many men are single and do

    asked by Nia
  35. Math

    Nathan is designing a box to keep his pet newt in. To make the box, he’s going to start with a solid rectangle and cut squares with sides x cm in length from each corner, as shown in the picture below. The dimensions of the of the solid rectangle are 51

    asked by Matt
  36. Chemistry

    In a constant-pressure calorimetry experiment, a reaction gives off 20.8 kJ of heat. The calorimeter contains 150 g of water, initially at 21.4 degrees Celsius. What is the final temperature of the water? The heat capacity of the calorimeter is negligibly

    asked by Megan
  37. chemistry

    Isotonic saline is 0.89% NaCl (w/v). Suppose you wanted to make 1.0 L of isotonic solution of NH4Cl. What mass of NH4Cl would you need? Question 23 options: 1.6 g 8.1 g 8.9 g 54 g

    asked by Randy
  38. chemistry

    Which of the following solutions of glucose (C6H12O6) is isotonic with a 0.15 M NaCl solution? Question 24 options: 0.15%(w/v) 0.55%(w/v) 1.5%(w/v) 5.4%(w/v)

    asked by Janet
  39. Geometry

    Which pair of slopes could represent perpendicular lines? 1/7, 7 * 1/2, 2/4 –3/4, 4/3 (my answer or not?) 1/3, 1/3

    asked by Anonymous
  40. science

    Consider the compound cobalt (II) chloride hexahydrate (CoCl2·6H2O), how many waters of crystallization are present in this compound?

    asked by Tranisah
  41. math

    there are 6 purple socks and 4 orange socks in a drawer. zucky picked one sock without looking and then another without looking or replacing the first. what is the probability that he picked 2 purple socks?

    asked by Kosrae High School
  42. math

    Katrina is studying the effect of foreign substances on bacteria populations. If she introduces a beneficial substance, such as food, the bacteria population grows. If she introduces a harmful substance, such as a poison, the bacteria population decreases.

    asked by Eric
  43. s.s

    how does jefferson explain the reason for a formal declaration of independence

    asked by edu
  44. pre-algebra

    Wel-min makes a square quilt that has an area of 100 square feet.It has 25 square blocks, each the same size. What is the legth of each side of a block? A-2 feet B-4 feet C-6 feet D-10 feet

    asked by alyssa
  45. chemistry

    Which of the following pairs of liquids are miscible in all proportions? Question 3 options: ethanol and oil ethanol and water gasoline and water All of the above

    asked by Clair
  46. Math11

    Hello, I don't know how to do this, please help. Thank you. 1).Does the function satisfy the hypotheses of the Mean Value Theorem on the given interval? f(x) = 5x2 − 3x + 2, [0, 2] Yes, it does not matter if f is continuous or differentiable, every

    asked by GUGi
  47. Language Arts

    In "The Finish of Patsy Barnes," how does Patsy react to his mother's treatment by the city doctor? a. with gratitude b. with anger c. with amazement d. with puzzlement

    asked by yaya
  48. Math help!

    Find the length of the hypotenuse of a right triangle with legs of 9 cm and 12 cm. A. 8 cm B. 21 cm C. 15 cm D. 225 cm Is the answer C? Thank you

    asked by Anonymous
  49. science

    3. One calorie is the energy required to raise one gram of water one degree Celsius. Since we use the joule as the standard measurement of energy, 1 calorie = 4.184 J. If a pot is placed on the stove with 2.4 liters of water at a temperature of 27°C, how

    asked by Linda
  50. physics

    Bob, who has a mass of 80kg , can throw a 550g rock with a speed of 27m/s . The distance through which his hand moves as he accelerates the rock forward from rest until he releases it is 1.0 m. What constant force must Bob exert on the rock to throw it

    asked by Justin
  51. Chemistry

    Solubility Rules!! Homework problem I desperately need help with Solutions used: 6M HCl, 6M NaOH, 6M NH3, 3M H2SO4 Mixed with: Cr(NO3)3, Fe(NO3)3, Bi(NO3)3, Mg(NO3)2, Pb(NO3)2 please help me and tell me which form precipitates and which

    asked by Kelsey
  52. chemistry

    A 0.052g sample of aluminium reacts with excess 6M HCL. A 48.3mL volume of hydrogen gas was collected over water at 22C and the pressure of the hydrogen gas was 751mmHg.calculate the aluminum percent purity in the sample. What volume of hydrogen gas at STP

    asked by jeffrisa
  53. Math help!

    Which of the triangles described in the table is a right triangle. Table Triangle Q, Side 1=25 Side 2=10 Side 3=15. Triangle R, Side 1=26 Side 2=20 Side 3=46. Triangle S, Side 1=25 Side 2=20 Side 3=1,025. Triangle T, Side 1=25 Side 2=26 Side 3=650. A. Q B.

    asked by Anonymous
  54. Math/Physics

    The potential at the surface of a sphere (radius R) is given by V_0 = k cos 3theta where k is constant. Find the potential inside and outside the sphere as well as the surface charge density (lower case sigma(theta)) on the sphere. (assume there is no

    asked by Kim
  55. Pre calc

    A farmer with 2000 meters of fencing wants to enclose a rectangular field that borders a barn. If the farner does not fence the side along the barn, what is the largest area that can be enclosed?

    asked by richelle
  56. Social Studies

    What was the significance of the American victory at Saratoga? a.)It stopped the British plan to separate New England from the rest of the colonies.***** b.)African-American soldiers played a decisive role in the battle. c.)The Patriot Nathan Hale died

    asked by Samia
  57. physics

    A baby sitter pushing a stroller starts from rest and accelerates uniformly at a rate of 0.557 m/s2. What is the velocity of the stroller after it has traveled 5.85 m? Answer in units of m/s

    asked by chursea
  58. physics

    an object of mass m is suspended by a string of length 2m .the object is rotated in a horizontal circle show the relationship between the tension and mass and linear velocity of the body when the string make an angle to the horizontal

    asked by boni
  59. math

    a box of chalk and 2 staplers costs $10. 3 boxes of chalk and 2 staplers costs $18. find total cost of 1 box of chalk and 1 stapler

    asked by tim
  60. Math

    show how to make one addend the next tens number and complete the new addtion sentence. This question has cubes but it also has 22+49= ___+____=

    asked by Thea
  61. Physics

    At an amusement park, a swimmer uses a water slide to enter the main pool. If the swimmer slides without friction, and descends through a vertical height of 3.01 m, and has a initial speed of 0.970 m/s, what is her speed at the bottom of the slide? ??? m/s

    asked by kamich74
  62. Career and education

    Describe the educational background/training necessary for that career. For example: 2-year college degree, Bachelor’s degree, graduate degree. What post-secondary routes could you take to get to that career? For example: attend a 2-year community

    asked by Monkey55
  63. statistics

    Assume that the readings on the thermometers are normally distributed with a mean of 0 degrees and standard deviation of 1.00 degrees C. A thermometer is randomly selected and tested. Draw a sketch and find the temperature reading corresponding to p

    asked by sandy
  64. physics

    Displacement vectors A, B, and C add up to a total of zero. Vector A has a magnitude of 1550 m and a direction of 22.9° north of east. Vector B has a direction of 41.0° east of south, and vector C has a direction of 35.2° north of west. Find the

    asked by mathew
  65. chemistry

    Relative abundance of H-2 (deuterium) is 0.015% and O-18 is 0.20%. Calculate the number of D2O18 molecules in a 1mol of natural water sample?

    asked by Ruzzle
  66. S.S.

    13. In 1893, the Cleveland administration's repeal of the Sherman Silver Purchase Act A. caused the value of currency to contract. B. brought immediate relief to people suffering under the 1893 depression. C. had no long-term possibility of reviving the

    asked by Sarah
  67. S.S.

    10. Which of the following was true of Secretary of State William Henry Seward? A. He negotiated the purchase of Alaska from Canada. B. He was successful in negotiating a trade deal with the Kingdom of Hawaii. C. He annexed the Midway Islands. D. He

    asked by Sarah
  68. physics

    A traffic light weighting 145 newtons hangs from a vertical cable tied to two other cables that are fastened to a support. The upper cables make angles of 31.0 degrees and 57.0 degrees with the horizontal. Find the tension in each of the three cables.

    asked by mike
  69. Math/Physics

    My question is this: The potential at the surface of a sphere (radius R) is given by V_0 = k cos 3theta where k is constant. Find the potential inside and outside the sphere as well as the surface charge density (lower case sigma(theta)) on the sphere.

    asked by Kim
  70. chemistry

    Which of the following is true regarding the solubility of gases in liquids? Question 4 options: Solubility decreases as temperature increases. Solubility increases as temperature increases. Solubility is unaffected by changes in temperature. None of the

    asked by Travis
  71. Managerial Economics

    Mirk Labs is a pharmaceutical company that currently enjoys a patent monopoly in Europe, Canada, and the U.S. on Zatab, an allergy medication. The global demand for Zatab is Qd= 15.0- 0.2 P where Qd is annual quantity demanded (in millions of units) of

    asked by peter
  72. social studies

    Which of the following is Not a reason why Americans won the war, despite having many disadvantages compared to Britain? A. the Americans had the advantage of fighting in their own land. B. aid from France and Spain was important to american success. C.

    asked by starlene
  73. Social Studies HELP!

    Which statement best describes Albigence's evaluation of Washington's leadership? A. he thinks that Washington has been far too timid and has not thought enough about the overall picture of the war to take strong action needed. B. he is due that if

    asked by Anonymous
  74. MATH ASAP

    identify the underlined place in 63.264. Then round the number to that place. thousandths; 63.26 hundredths; 63.26 hundredths; 63.27 thousandths; 63.27 2. The average annual rainfall in Miami, Florida is 61.93 inches. The average annual rainfall in

    asked by Anonymous
  75. physics

    A ball initially at rest rolls down a hill with an acceleration of 4.5 m/s2. If it accelerates for 7.9 s, how far will it move? Answer in units of m

    asked by chursea
  76. Chemistry

    The question has been answered years ago but not how it is solved. I tried the combined gas law. Here is the question: A balloon originally had a volume of 4.39 L at 44 degrees celsius and a pressure of 729 torr. The balloon must be cooled ??? to reduce

    asked by Aaron
  77. METRO

    Andy paid $66.00 for 6 tulips and 18 roses. The next week, he bought 4 tulips and 7 roses for $29. What is the unit price for each kind of flower.

    asked by Nicolasq
  78. Math

    Arrange the following real numbers in order from greatest to least: 0.8, 0.8(repeating 8), 0.89(repeating 89), 0.889( repeating the second 8 and 9), and 0.88. I think I got it, but just want to make sure.

    asked by Kelsey
  79. Math

    if a flagpole is 20ft tall and casts a shadow of 27ft how tall is a building that casts a shadow of 185ft? write a proportion and solve. round your answer to the nearest foot.

    asked by Avery
  80. Math

    A marine biologist is testing a new under water probe. The probe is catapulted from the ship into the air, descends under water to a predetermined depth, and then returns to the surface where it can be collected. The function that models the probe’s path

    asked by Ryan
  81. Physics

    The angular position of a pendulum is represented by the equation θ = 0.0340 cos ωt, where θ is in radians and ω = 5.43 rad/s. Determine the period and length of the pendulum. What equations would I use to find the period and the length.

    asked by Zandy
  82. physics

    A 71.5 kg ice skater moving to the right with a velocity of 2.92 m/s throws a 0.16 kg snowball to the right with a velocity of 20.1 m/s relative to the ground.

    asked by Anonymous
  83. Physics

    A crane is lowering two boxes downward at a constant velocity. The cable from the crane is attached directly to the upper box, m1, which has a mass of 95kg and a second cable hanging from the upper box supports the lower box, m2, which has a mass of 140kg.

    asked by Joan
  84. Physics

    To move a large crate across a rough floor, you push on it with a force (F) at an angle of 21 degrees below the horizontal. Find the force necessary to start the crate moving, given the mass of the crate is 32 kg and the coefficient of static friction

    asked by blahblah
  85. Calculus

    A wire of length 12 meter is cut into two parts; one part is bent to form a square, and the other is bent to form an equilateral triangle. Where the cut cut should be made if a) the sum of the two areas is to be a maximum? b) the sum of the two areas is be

    asked by RON
  86. physics

    A block of wood with mass M = 0.440kg hangs at rest (Vi=0) from the ceiling by a string and a m = 0.0720kg elastic ball is thrown straight upward striking the bottom of the block with a speed of vi=5.74m/s. The ball rebounds from the block in a perfectly

    asked by Avinash
  87. history

    what declaration of independence rights are the writers claiming that they have? i am not sure but i think it because ??... declaration of independence rights are the writers claiming that they shouldn't have the rule of Britain law there should have peace

    asked by edu.
  88. physics

    Displacement vectors A, B, and C add up to a total of zero. Vector A has a magnitude of 1550 m and a direction of 22.9° north of east. Vector B has a direction of 41.0° east of south, and vector C has a direction of 35.2° north of west. Find the

    asked by mathew
  89. physics

    A pelican flying along a horizontal path drops a fish from a height of 3.1 m. The fish travels 8.4 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s

    asked by Anonymous
  90. Math 11

    A triangular pyramid has faces that are all equalatetal triangles. Each side length is 16 cm. What is the surface area of the pyramid?

    asked by Priya
  91. Physics

    A set of twins work in the Sears Tower, a very tall office building in Chicago. One works on the top floor and other works in the basement. Considering general relativity, which twin will age more slowly?

    asked by Anonymous
  92. Financial accounting 4e

    Tybalt invested $6000 cash in the business in exchange for more common stock during year 2013 ( the December 31,2012 credit balance of retained earning was $168900) Tybalt construction is required to make a $16500 payment on its long-term notes payable

    asked by Anonymous
  93. english

    Which sentence contains a proper noun? (1 point)The boy quickly ran ahead of his mother to get to school. My dog plays all afternoon with the neighborhood kids. The sweater Tanya wore today was not warm enough. Birds or fish would be a good place to start

    asked by robert
  94. English

    My dogs' insistent barking woke me up at 4:00 a.m. barking woke me up---- is not a gerund is it?

    asked by Anonymous
  95. CHEMISTRY

    pka of xanthine monophosphate is 5.5. a certain experiment can detect all forms of solute molecule present in solution at greater then 10% of total solute concentration. at pH 7, the experiment will detect presence of?

    asked by VARSHA
  96. Science

    What is the product of NaC2O4 and Ag+? A. NaC2O4 and Ag+ do not form a product. B. AgNaC2O4 C. Ag2C2O4****** I think the right answer is C...please let me know.

    asked by Cassie
  97. social studies

    Why was my question erased???? And where are all the helpers???

    asked by starlene
  98. Physics

    A "seconds pendulum" is one that moves through its equilibrium position once each second. (The period of the pendulum is precisely 2.000 s.) The length of a seconds pendulum is 0.9925 m at Tokyo and 0.9948 m at Cambridge, England. What is the ratio of the

    asked by Zandy
  99. maths

    carl thought of 5 numbers and told danny all the sums that could be made by adding the numbers in pairs. the list of sums is given below. what are the five numbers 6,7,8,8,9,9,10,10,11,12 I thought of 34426 but the 11 does not work

    asked by Yasmin
  100. physics

    A ball is rolled up a ramp at 2.50 m/s. The ball slows down for 5.00 s and then rolls back down. Assume frictions isn't a factor and that the up ramp is the positive. At what point does the ball's acceleration change and what is the acceleration on the way

    asked by joe
  101. physics

    Displacement vectors A,B,and C add up to a total of zero. Vector A has a magnitude of 1550 m and a direction of 24.1° north of east. Vector B has a direction of 41.0° east of south, and vector C has a direction of 33.4° north of west. Find the

    asked by Katherine
  102. Science

    What is the centripetal force on a vehicle rounding a circular curve with a radius of 80m at a constant speed of 90 km/h if the vehicles mass is 2,000 kg? (Hint: first express the velocity in meters per second) A: 20,250 N B: 703 N C: 625 N D: 15,625 N

    asked by Lyndsey
  103. Fluid Mechanics

    A flat-bottom river barge is 30.0 ft wide, 85.0 ft long, and 15.0 ft deep. (a) How many ft3 of water will it displace while the top stays 3.00 ft above the water? (b) What load in tons will the barge contain under these conditions if the empty barge weighs

    asked by Henry
  104. Math question

    7. What is the best measure of central tendency for the data? What answer do you get using this measure? red blue green brown red pink orange mode; red median; green mean; red mode; pink

    asked by Anonymous
  105. medical billing and coding 2

    A 53 year old male patient was diagnosis with CMV infection, He has had a persistent cough, and microscopy confirmed the presence of pulmonary tuberculosis and CMV are HIV related. Patient was treated with ethombutol, what codes are assigned to this?

    asked by Anonymous
  106. Chemistry

    Beryllium flouride's formula is BeF2. Why do beryllium and flourine combine in a 1:2 ratio?

    asked by Ashley
  107. physics

    A car moving westward along a straight, level road increases its velocity uniformly from +17 m/s to +40 m/s in 10.7 s. What was the car’s acceleration? Answer in units of m/s2

    asked by chursea
  108. ALgebra

    JUST A MOM TRYING TO HELP MY CHILD WITH UNDERSTANDING. DON'T KNOW HOW TO SOLVE THE SECOND PROBLEM Write equation for each segment. show your work. (-4,-3) (-3,-3) Y = mx + b 3 = 0(-4) +b 3 = 0 + b Y = x - 3 (1,-5) (6,-2) Y = mx + b -5 = 3/5 (1) + b -5 =

    asked by DON'T UNDERSTAND
  109. math please help

    let f(x)=-5x+6 find and simplify f(x+2) f(x+2)=____

    asked by Ernie
  110. Goverment

    Which provides evidence that political parties are not as strong as they once were? A. The increasing number of independents B. The lack of straight-ticket voting C. Increased spending on campaigns D. Increased numbers of registered Democrats

    asked by Hannah M
  111. Physics

    An experiment is designed in which a proton and an antiproton collide, producing a particle with mass 9700 MeV. What must be the incident kinetic energies and velocities of the colliding particles?

    asked by Anonymous
  112. math

    after 3/4 of a minute a sloth has move just 3/8 of a foot. what is the sloth,s speed in feet per minute?

    asked by aldair
  113. science

    Fragment of Roman Gladiator leather harness. Radiocarbon date is 2100. What is the corrected age?

    asked by tf
  114. s.s please

    what declaration of independence rights are the writers claiming that they have

    asked by edu
  115. Socioloy

    Cassie is a 15 year runaway who is assaulted. Which victimization theory would best apply to her stituation? 1)Victim precipitation 1)Lifestyle Theory 3)Deviant place Theory 4)Routine activities Theory

    asked by sara
  116. Physics

    I'm supposed to to calculate an experimental value for the acceleration of gravity from the slope of an acceleration vs. delta mass graph... also i'm supposed to find the percent error (to the normal acceleration of gravity of 9.8).. the slope is .442 i'm

    asked by Amber
  117. Calculus

    Suppose an E. coli culture is growing exponentially at 37 ◦C. After 20 minutes at that temperature, there are 1.28×10^7 E. coli cells. After 60 minutes, there are 2.4×10^7 cells. How long does it take for the culture to have double the amount of cells

    asked by Annie
  118. English

    1. The country (the USA) was involved in a civil war. 2. The country (the USA) was involved in the Civil War. ------------------- What is the difference between 'a civil war' and ' the Civil War'?

    asked by rfvv
  119. Algebra

    Doing a slope project in Algebra. The instructions are to make a picture And label coordinates points.. You have to show a negative slope. A verticle slope, an undefined slope, And a positive slope. Here is my problem. I have to write An equation and show

    asked by DONT KNOW WHAT TO DO
  120. math

    How can u write a unit rate if a least one term is a fraction? How is this different from writing a unit rate where both terms are whole numbers?

    asked by Anonymous
  121. Health

    What is physical stress? A. A physical reaction to the heart to various triggers B. A physical reaction of the body to various triggers C. A physical reaction of the soul to various triggers D. A physical reaction of the mind to various triggers B

    asked by Night
  122. physics

    A chair has a mass of 15kg.If a cat sits on the chair, and the cat has a mass of 5.4kg. What is the normal force on the chair?

    asked by amaml
  123. English

    Though remarkably inconvenient for my garden, the dog's rehab therapy is her digging of holes. Please correct me if I am wrong. digging of holes is a gerund Her ---what----digging of holes

    asked by Anonymous
  124. Algebra

    Angle A is three times the measure of angle B. The sum of their measures is 128 degrees. Angle B is (x + 2) degrees. Find the value of x.

    asked by Jack
  125. S.S.

    4. Among the legislative acts passed during Franklin Roosevelt’s first term as president, which one gave relief to artists, actors, and writers? A. National Recovery Administration B. Tennessee Valley Authority C. Works Progress Administration D.

    asked by Sarah
  126. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 208 m/s. Neglecting air resistance, what will be its displacement after 2.6 s? The acceleration of gravity is 9.8 m/s2 .

    asked by chursea
  127. pre algebra

    A pasta machine costs $33. The ingredients to make one batch of pasta cost .33 cents.The same amount of pasta costs .99 at a store how many batches of pasta will you have to make up for the cost of the machine and ingredient pasta machine costs $33. The

    asked by swee ttart
  128. Statistics

    Where can I find the ti83 plus input functions for beginning statistics course

    asked by Donna
  129. English

    1. I have no money. 2. I have no money with me. ------------ What is the difference between the two sentences?

    asked by rfvv
  130. English- Urgent

    Can someone extend this paragraph. Rewording and extending please.. I would not let him disgrace us, disgrace himself, disgrace you. You see Annie, dear sweet Annie, My younger sister, he told me he was leaving me for someone, younger, sweeter, kinder than

    asked by Hammi
  131. algebra

    let f(x)=-5x+6 find and simplify f(x+2) f(x+2)=____

    asked by Ernie
  132. Physics

    The circuit shown below is in a uniform magnetic field that is into the page and is decreasing in magnitude at the rate of 150 tesla/second. What current does the ammeter read?

    asked by Anonymous
  133. English

    Now is the time to step up and study. On my infinitive is it the whole phrase to step up and study? And am I correct to say an adverb

    asked by Jarad
  134. Chemistry

    2.562 g of H2C2O42H2O (s) was obtained and dissolved in enough DI water to form 150.0 mL of solution. What is the concentration of the resulting of H2C2O4 (aq) solution?

    asked by John Blake
  135. business maths

    Jennifer owes $13,000 to a friend who is charging her interest of 0.90% p.m. She is required to settle the amount owed with two equal payments, one today and the other in three months. Calculate the size of the payments using three months as the focal

    asked by Victor
  136. finance

    (Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton's management has determined that they

    asked by lisa
  137. Physics Math

    A flat-bottom river barge is 30.0 ft wide, 85.0 ft long, and 15.0 ft deep. (a) How many ft3 of water will it displace while the top stays 3.00 ft above the water? (b) What load in tons will the barge contain under these conditions if the empty barge weighs

    asked by Ben
  138. Math

    equation is J=0.15h J=total cost, h=hats How much would it cost to buy 10 hats? calculate the total cost and show how you got the answer. would it be J=0.15*10 ? thank you

    asked by Carla
  139. Math Please Check

    Please tell me if this are right. Thank you! Find the exact location of all the relative and absolute extrema? h(t) = t^3 - 3t^2 domain: [-1, + infinity) For this one I got x=2 as the minimum, and x=0 as the maximum. g(t) = 3t^4 - 16t^3 + 24t^2 +1 domain:

    asked by Jennifer
  140. English for Fernanda

    In the sentences below, which of the bolded adverbs is used to describe an adjective? A. Gia ran VERY quickly to get to the bus on time. B. Troy was TOO cold to continue ice skating. C. Jack grumbled LOUDLY about his history grade. D. Nora looked SADLY

    asked by Writeacher
  141. algebra

    Julie and two friends babysat for 5 hours yesterday. They divided their total earnings equally. Julie spent $8 from her part of the money and had $11 left. What was the total amount the three friends earned?

    asked by ann
  142. Physics

    A 3.20 kg mud ball has a perfectly inelastic collision with a second mud ball that is initially at rest. The composite system moves with a speed equal to one-half the original speed of the 3.20 mud ball. What is the mass of the second mud ball? kg

    asked by Anonymous
  143. math

    there are boxes of tangerines each box has 93 tangerines the Tangerines will be divided equally among 9 classrooms how many tangerines will each classroom get

    asked by amaya
  144. Physics

    A 2110 kg car traveling at 10.7 m/s collides with a 2780 kg car that is initially at rest at the stoplight. The cars stick together and move 2.00 m before friction causes them to stop. Determine the coefficient of kinetic friction betwen the cars and the

    asked by Anonymous
  145. physics

    A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 5.0 m waterfall. The spy’s speed is 15 m/s and the officials’

    asked by Anonymous
  146. Algebra

    write the equation for each of these segments. (5,7) (7,4) Y = mx + b 7 = -3/2(5) + b 7 = -1.5 + b b = 8.5 Y = -3/2(5) + 8.5 Y = -15/2 + 8.5 -15/2 + 8.5/1 -15/2 + 17/2 2/2 = 1 (-5,4)(-5,7) Y = mx + b ***Don't know how to solve this one since it is

    asked by Sue
  147. Economics

    If stores are charging the same prices for their merchandise, what techniques might each one adopt to differentiate its products and services from the others? What kind of competition does this illustrate?

    asked by Nick
  148. Algebra

    Write equation for each segment. show your work. (-4,-3) (-3,-3) Y = mx + b 3 = 0(-4) +b 3 = 0 + b Y = x - 3 (1,-5) (6,-2) Y = mx + b -5 = 3/5 (1) + b -5 = 3/5 +b Don't really know where to go from here

    asked by sue/Need Help
  149. English

    Looking over past questions posted. Looks like English students are studying the same thing. Glad to say chompchomp helped me a lot,but I have one I keep pondering on. Jimmy crossed the deep stream by carefully stepping on stones without moss, but he fell

    asked by Karen
  150. Algebra

    How to factor 6x^3 + 12x^2 + 4x + 8? I keep getting (6x^2 + 4)(x + 2).

    asked by Anonymous
  151. Calculus

    Find the derivative of the function. h(x)=(x^10-1)^3 h'(x)=

    asked by Duane
  152. math

    kaya is making dream catchers. each dream catchers uses 6 feathers. she makes 4 dream catchers with black feather 3 with brown 1 with white and 2 with gray. what fraction of the dream catcher have either black or brown feather

    asked by anonymous
  153. Algebra

    I am helping my granddaughter in algebra and need to know how to get the answer. What is a solution of x² + 6x = –5? x = –6 x = –1 (I say this one) x = 1 * (she thinks it is this one) x = 6

    asked by Anonymous
  154. world history

    Industrial revolution

    asked by Nelson
  155. Math--1 question?

    For which set of data is the median 15? 89, 75, 90, 15, 74, 88, 89 23, 35, 77, 81, 64, 15, 44 14, 15, 15, 15, 18, 18, 19, 19, 20 8, 20, 17, 21, 14, 15, 9

    asked by Anonymous
  156. English

    Does the following sentence have 2 infinitives? Many people go to Europe to travel around historical sites. I am saying "to travel" because of verb following it Saying NO to "to Europe"

    asked by Anonymous
  157. algebra

    y=34+x30

    asked by Anonymous
  158. math

    what is the maximum speed of a stationary bike set at a constant resistance rate of 2 kilopounds? how far could you travel in 12 minutes and 54 seconds?

    asked by Pete
  159. physics

    A car accelerates from rest at 2.57 m/s2. What is the velocity at the end of 5.4 s? Answer in units of m/s

    asked by chursea
  160. Chemistry

    A chemical formula shows the types and __blank__ of atoms in the smallest representative unit of a substance.

    asked by Bridget
  161. physics

    A car traveling at 6.5m/s accelerates 3.6m/s2 to reach a speed of 16.0 m/s. How long does it take for this acceleration to occur? Answer in units of s

    asked by chursea
  162. physics

    A car travels in a straight line for 3.9 h at a constant speed of 63 km/h. What is its acceleration? Answer in units of m/s2

    asked by chursea
  163. MATH

    How many 134foot pieces of ribbon can be cut from a piece of ribbon that is 36 feet long?

    asked by TYONA LIVELY
  164. Math

    Solve the quadratic function y=2x^2-14x -16 by completing the square. Round roots to the nearest hundredth, if necessary. Show your work.

    asked by Alex
  165. World History

    what happened at the second battle of the marne

    asked by ee
  166. English

    How can I rephrase this sentence to a stronger one " No one is the wiser one "

    asked by Hammi
  167. world hisotry

    What allied country lost the most troops

    asked by ee
  168. English

    Ms. Sue the chompchomp helped me a lot. BUT!!!! confused on this one. Pausing, the deer was sniffing the wind before stepping into the meadow. I believe "Pausing" is a participle. I don't believe it is a gerund used as a noun.

    asked by Karen
  169. physics

    How do i find the length of a projection of a vecor A=3x+y+2z on the xy plane? and how do i find the unit vecotr in the xy plane that is perpendiculer to vector A?

    asked by larry
  170. English - Very urgent

    How can i reword this to make it stronger. My weapon, so cleverly disposed of, shattered his skull. Broke it in to pieces. The cradle, the shield, the host of the brain he used to think he could ever leave me. My weapon, meant to be his supper. A delicious

    asked by Hammi
  171. algebra

    7+3t=(6-t)/2

    asked by oasis
  172. Physics

    A 120kg box is sliding down a hill at a constant speed. The angle of the incline is 32 degrees. Determine the normal force of the hill on the box. Determine the amount of friction on the box.

    asked by Clair
  173. health

    What does the U.S. government use to estimate a person’s body weight status? A. Health related illnesses B. Body mass index C. Scale D. Ruler

    asked by Anonymous
  174. Math-urgent-

    What's 11/12 divided by 3/4 in repeated subtraction?

    asked by Rita
  175. 6th grade science

    we had this question on a test the measure of the amount of SPACE occupied by an object is its: weight mass area volume I put volume and it was marked wrong. The teacher said it was mass. I looked it up and still think I am correct, can you tell me which

    asked by E6
  176. Algebra

    let f(x)=-5x+6 find and simplify f(x+2) f(x+2)=___

    asked by Ernie
  177. Health

    What can typically cause a person’s muscles to become tense? A. Inner peace B. Meditation C. Stress D. All of the above C?

    asked by Night
  178. math

    It is greater than 43ànd less than 52. If you add the digits. The sum is 8 write the number word

    asked by jaden taylor
  179. Math

    X/2 + 3/5 = 1/4

    asked by Halley
  180. Literature

    What are conventions?

    asked by Gabrielle
  181. Social Studies

    Who founded (started) the Christian religion? Answer: Jesus and his Apostles

    asked by Sue
  182. English

    To give to others is the lesson Scrooge learned in The Christmas Carol, a famous novel by Charles !@#$%^&ens and dedicated to his family. I sure To give to others is the subject of this sentence.I not sure about to his family. I am thinking an adverb. Is

    asked by Jarad
  183. English

    Special hospitals care for people with certain problems. ----------------- In this sentence, what is the meaning of 'certain'?

    asked by rfvv
  184. math really need help!

    let f(x)=-5x+6 find and simplify f(x+2) f(x+2)=___

    asked by Ernie
  185. s.s

    what does Jefferson say happens whenever government becomes " destructive of the ends for which it was created"

    asked by edu
  186. English

    1. When they were taken to America as slaves, they took thier songs and dances with them. 2. When they were taken to America as slaves, they took thier songs and dances. --------------- Sentence 1 has 'with them' at the end. Sentence 2 doesn't have 'with

    asked by rfvv
  187. Physics

    Creating Z_0 boson via symmetric beams a. Z0 boson has a rest mass energy of 91.187 GeV. It is produced in collisions of positrons and electrons. e^- + e^+ to Z_0 How much kinetic energy must the positrons and electrons in symmetric colliding beams have to

    asked by David
  188. Math

    916:3= 305

    asked by King
  189. Physics

    Creating Z_0 boson via symmetric beams a. Z0 boson has a rest mass energy of 91.187 GeV. It is produced in collisions of positrons and electrons. e^- + e^+ to Z_0 How much kinetic energy must the positrons and electrons in symmetric colliding beams have to

    asked by David
  190. math

    let f(x)=-5x+6 find and simplify f(x+2) f(x+2)=___

    asked by john
  191. Math

    x + 3 = 1 2 5 4 what is x?

    asked by Halley
  192. can't figure it out

    let f(x)=-5x+6 find and simplify f(x+2) f(x+2)=___

    asked by charlie
  193. maths

    A number of two digits is increased by 9. when the digits are reversed,the sum of the digit is 5. find the number. help pls

    asked by miracle
  194. Physics

    A 0.50 kg hammer is taken on a space mission. What is its weight on a planet where the acceleration due to gravity is 3.8 m/s2? 0.50 kg 1.9 kg 0.50 N 1.9 N

    asked by Anonymous
  195. ap chem

    Under certain conditions, the reaction 3 A + 4 B → 5 C is observed to proceed at a rate of 0.0106 M · s−1. What is the corresponding rate of change in product C? 1. 0.0318 M · s−1 2. 0.0106 M · s−1 3. 0.00353333 M · s−1 4. −0.00212 M ·

    asked by john
  196. Physics

    A 2110 kg car traveling at 10.7 m/s collides with a 2780 kg car that is initially at rest at the stoplight. The cars stick together and move 2.00 m before friction causes them to stop. Determine the coefficient of kinetic friction betwen the cars and the

    asked by Anonymous
  197. Algebra

    How to factor 6x^3 + 12x^2 + 4x + 8? I keep getting (6x^2 + 4)(x + 2).

    asked by Anonymous
  198. Health

    Imagining potential negative big events is one way that a person can manage his or her stress. To help deal with imagining the event, one should ________. A. Relax with deep breathing B. Be confident C. Think positively D. Have a back-up plan B?

    asked by Night
  199. Math

    You have a recipe for homemade cookies that makes 5 batches.if the recipe calls for 3 and 1/3 cups of milk, how much milk would you need to make 1 batch?

    asked by Abby
  200. statistics

    For patients with a certain disease the amount of certain protein in the blood is normally distributed with a mean of 130 and a standard deviation of 5. For patients without the disease the amount of that protein is normally distributed with a mean of 150

    asked by Anonymous
  201. statistics

    A company wishes to make 1 ounce candy bars. According to government regulations, in order to label the candy bars as 1 ounce, at least 95 % of the bars must weigh 1 ounce or more. Our process standard deviation is .08 ounces. What do we need to make the

    asked by Anonymous
  202. Bio AP

    Where does a g-protein bind to a receptor cell and what is it's function?

    asked by Leah
  203. business math

    6 less than 1/4 of c translated into a expression

    asked by jamar will
  204. Geometry

    A carpenter is building a staircase using his knowledge of right angles. The steps have a horizontal landing and a vertical rise causing each step to be a right triangle cut out. Depending on the purpose, steps may be adjusted by the angle of elevation

    asked by Dana
  205. Sociology

    About how many cases of Elderly abuse are reported? 1) 1of 5 2)1 of 8 3)1 of 10 4)1 of 14

    asked by sara
  206. World History

    why do you think france joined the triple entente

    asked by ee
  207. Equation ratio

    If 5x = 4.5y, what is y:x in simplified form then?

    asked by Rella
  208. SOCIAL STUDIES

    WHEN DID THE GREAT WESTERN TRAIL BEGAN AND END?

    asked by JENAVETH
  209. accounting 1

    Ethic Case The Controller for Anderson Electric, Ron Foss, is reviewing the year-end adjusting entries prepared by the accounting staff for approval before they are posted to the general ledger. Angela Bennett, the company president, has suggested the

    asked by Maria
  210. geometry

    the area of a pool is 12 square units and the area of the walkway around the pool is 60 square units, what is the perimeter of the walkway?

    asked by emily
  211. algebra

    A no.plus two third of itself; plus one half of itself plus one seventh of itself equals 97.find d no.

    asked by Anonymous
  212. English

    1. Sales have been down these days. 2. sales have been up these days. (Are both right?) 3. If they hadn''t helped me, I would be poor. 4. As they helped me, I am not poor. (Does #3 mean #4?) 5. If it hadn't rained hard yesterday, the road wouldn't be

    asked by rfvv
  213. English

    Sentence We are doing no favors to the young men if we let them believe that a game shall set them free. I am saying the clause "that a game shall set them free." Is a dependent clause am I right?

    asked by Anonymous
  214. finamce

    (Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton's management has determined that they

    asked by lisa
  215. math thanks for your help

    let f(x)=-4x+7. find and simplify f(n) f(n)=_____ simplify your answer

    asked by Ernie
  216. math

    f(x)= x^3 - 2x^2 - 21x - 18 all possible rational zeros # of possible positive zeros # of possible negative zeros find all the real zeros

    asked by MIchelle
  217. Health

    What are common causes of long-term stress? A. Money problems B. Having an argument C. Too much to do and not as much time D. All of the above D

    asked by Night
  218. thermal energy states of matter

    Lengths of railway tracks have small gaps between them. Why are they built this way and what might happen if there were no gaps

    asked by Brandon
  219. Math

    Write the slope intercept form fo an equation of the line that passes through the given point and has the given slope 1. Point (1,1) Slope 1/4 Formula y-y1=m(x-x1) Answer : y=1/4x+0

    asked by M
  220. statistics

    can you please explain the following so that I can understand how the numbers for each part was found: A set of 50 data values has a mean of 15 and a varience of 36. Find the standard score (z score) of a data value =21

    asked by MissPatte
  221. 7th grade math

    Can you check my answers? 1. 48lbs 6oz - 19lbs 9oz = 47lbs 22oz - 19lbs 9oz Ans: 38lbs 13oz 2. 3weeks 5days x 8 = 24weeks 40days; 40days=8weeks Ans: 32weeks 3. 49 people are in line to see a movie. 17 are in front of Jackie. How many are behind her? 49 -

    asked by Alexis
  222. physics

    Full explanation of transverse wave with sutable example

    asked by nishant
  223. algebra

    Christ is building a rectangular where the front and back are 5' each. The perimeter of the dog house needs to be 28'. How long will each side of the dog house be?

    asked by dee
  224. chemistry

    What is the pH of a 100g/l solution of potassium cyanide?

    asked by Joe Price
  225. algebra

    Write a word problem about collecting: 5 + 6x = 21 + 4x

    asked by ann
  226. Science

    I was asked to give topic for science fair. Basically I want to have improvement in transportation. Please give me some ideas. Is there any area in transportation that is also having disadvantages means which area need to be improved so that it causes less

    asked by Edd
  227. science

    what is the parts of a lily flower?

    asked by angela goss
  228. Health

    Why is having excessive abdominal fat a serious concern? A. Because it places you at a greater risk for developing an enhanced self-image B. Because it places you at a lower risk for developing an enhanced self-image C. Because it places you at a greater

    asked by Night
  229. Social Studies

    Who founded (started) the Christian religion? Answer: Jesus and his Apostles Is Christianity a Monotheistic (one god) or a Polytheistic (many gods) religion? Answer: would it be Polytheistic since they believe in God, Jesus being his son, and the Holy

    asked by Anonymous
  230. chemistry

    How many hydrogen atoms are in 833 grams of water? Answer in units of atoms

    asked by lily
  231. Health

    You can find ways to manage stress by ________. A. Keeping what’s causing your stress to yourself B. Dismissing any signs of stress C. Getting active and eating healthy D. Pushing yourself to work harder C

    asked by Night
  232. Math help!

    Point E is located at (-2,2) and point F is located at (4,-6). What is the distance between points E and F? A. square root 52 B. square root 28 C. 10 D. square root 20 Is the answer A? Thank you

    asked by Anonymous