1. Math

    so I was trying to do this based on logarithm scales. The noise from a power mower was measured at 108 dB. The noise level at a rock concert was measured at 119 dB. Find the ratio of the intensity of the rock music to that of the power mower. (Round your

    asked by alice on August 10, 2015
  2. Math .. Please help Reiny

    A group of 25 eight graders went to collect 300 blankets to donate to victims of super storm Sandy. If each student collects 7 blankets on the first day, how many more blankets will each student need to collect to reach their goal. Answer must include a

    asked by Sunshine on November 29, 2012
  3. child care

    1. A main source of fat and saturated fatty acids in children's diet is A> meat B. candy C. whole milk D. french fries (My answer is D) 2 when a child demonstrates an inability to leap over a barrier, his teacher checks to see if he has mastered the skills

    asked by action on August 19, 2010
  4. Math

    Sam had foreign stamps and local stamps. After giving 1/4 of his foreign stamps and 11 local stamps, he had an equal number of foreign and local stamps. How many local stamps did he have in the beginning? I got 32 for the answer by guessing and checking

    asked by Aly on April 27, 2016
  5. Probability

    A pair of dice is rolled, one black and one white. Find the probability of each of the following events. 1. The total is between 3 and 7. My answer: 1/3 2. The total is 13. My answer: 0 3. The numbers are 2 and 5. ????????? 4. The black die has 2 and the

    asked by Anonymous on February 8, 2014
  6. Precalculus

    A pair of dice is rolled, one black and one white. Find the probability of each of the following events. 1. The total is between 3 and 7. My answer: 1/3 2. The total is 13. My answer: 0 3. The numbers are 2 and 5. ????????? 4. The black die has 2 and the

    asked by Anonymous on February 8, 2014
  7. Physics

    The maximum lift force on a bat is proportional to the square of its flying speed v. For the hoary bat (Lasiurus cinereus), the magnitude of the lift force is given by FL (0.020 N·s2/m2)v2 The bat can fly in a horizontal circle by "banking" its wings at

    asked by Ana on March 13, 2010
  8. physics

    A 0.21 kg ball on a string is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the tension is 18 N. -------------------------------------------------------------------------------- (a) How does the magnitude

    asked by Johnathan on April 4, 2008
  9. Statistics

    Information from the American Institute of Insurance indicates the mean amount of life insurance per household in the United States is $120,000. This distribution follows the normal distribution with a standard deviation of $38,000. (A) If we select a

    asked by Student5 on April 11, 2014
  10. Physics

    A transmission diffraction grating with 600 lines/mm is used to study the line spectrum of the light produced by a hydrogen discharge tube with the setup shown above. The grating is 1.0 m from the source (a hole at the center of the meter stick). An

    asked by AfterLife on September 16, 2011
  11. Math: Calculus

    Answer the following questions for the function f(x)=sin(x/4)^2 defined on the interval [-12.266371, 2.241593]. Rememer that you can enter pi for as part of your answer. a.)f(x) is concave down on the interval ____. b.) A global minimum for this function

    asked by NEED HELP!!!! on November 3, 2010
  12. Chemistry

    Concentrated hydrochloric acid is a 38% solution of HCL in water and has a density of 1.18g/ml. How many milliliters of concentrated hydrochloric acid are needed to prepare 500ml of 1:200 HCL solution? The answer is not 2.12ml My calculation: 1.18g/ml x

    asked by Fai on July 29, 2012
  13. physics

    Two blocks each of mass 3.65 kg are fastened to the top of an elevator as in the figure. (a) If the elevator accelerates upward at 1.48 m/s2, find the tensions T1 and T2 in the upper and lower strings. (p4.21a1), enter the answer for T2, the tension in the

    asked by Anonymous on October 4, 2012
  14. physics

    Two blocks each of mass 3.65 kg are fastened to the top of an elevator as in the figure. (a) If the elevator accelerates upward at 1.48 m/s2, find the tensions T1 and T2 in the upper and lower strings. (p4.21a1), enter the answer for T2, the tension in the

    asked by Anonymous on October 5, 2012
  15. physics

    Two blocks each of mass 3.34 kg are fastened to the top of an elevator as in the figure. (a) If the elevator accelerates upward at 1.31 m/s2, find the tensions T1 and T2 in the upper and lower strings. (p4.21a1), enter the answer for T2, the tension in the

    asked by lib on October 3, 2012
  16. Math

    Hello! Can you check my answers for these 4 worksheet questions? Thank you in advance (: 1. The following ordered pairs give the scores on two consecutive 15-point quizzes for a class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7),

    asked by Allison on January 28, 2015
  17. English-Macbeth II

    1.An example of verbal irony is: a)Macbeth saying, "O, yet I do repent me of my fury, that I did kill them." b)Macduff referring to Lady Macbeth as "O, Gentle Lady" c) Macduff saying, "O horror, horror, horror." d) the witches saying, "fair is foul and

    asked by Adams on June 18, 2008
  18. Math

    Hello, I need a little assistance with showing my work on this question. The equation is -4 7/8 x 2/3. I have to explain how this person is wrong then show the work the correct way. Okay so the person's work is written as, "-4 7/8 x 2/3 = -4 14/24 = -4

    asked by @LittleMsAmelia on October 4, 2017
  19. Math

    A ball rolls into a corner of a room, where it touches both walls (and, obviously, the floor). A larger ball rolls into the same corner so that it touches both walls and the first, smaller ball. The small ball has a radius 1 inch. What is the radius of the

    asked by John on August 19, 2010
  20. Differentiation

    Again, that all makes sense. Thank you very much. Thank you very much. I did get the derivative you show, but then divided through by 6 to get at the stationary points. Was that wrong? I'm only looking for a critique please, not answers! given: f(x)= −2x

    asked by CharlieGolf on June 20, 2007
  21. psychology

    1 Ann, a college freshman, has chosen engineering as her major because her father told her that a degree in engineering would lead to better-paying jobs upon graduation. She is most likely at which of Marcia's identity statuses? A foreclosure B moratorium

    asked by nia on April 7, 2009
  22. survey for school

    This is a survey WHEN YOU ANSWER PLEASE GIVE DETAILS FOR EACH ANSWER. AND CAN YOU ANSWER THIS WAY: Letter followed by words next to the letter. Thanks (1) If around nine people (for example) over the years said negative things (or what you perceive as

    asked by lover454 on August 11, 2008
  23. Physics

    A tire cruises up an embankment at 30° for 1 meter before launching across Piranha Lake. What is the velocity of the tire at the top of the embankment in m/s? HELP: Inital KE of the tire is 1/2*M*V2 + 1/2*I*(V/R)2; both rotational and translational Final

    asked by Sara on October 26, 2009
  24. philosophy

    The French minister of culture has announced that France will not restrict American movies. Assuming that film critics are right in questioning the overall quality of American movies, it follows that (French movie theaters will soon feature movies of

    asked by patris on August 31, 2017
  25. Statistic

    Twenty students assigned to an experimental group receive 30 in a control group has a mean of 38 on the test (with an estimated population standard deviation of 3); the control group has a mean of 35 (with an estimated population standard deviation of 5).

    asked by Anonymous on October 11, 2009
  26. HELP MATH

    Thank you for taking the time to respond. I am in the 5th grade. However word problems are a problem. On my homework sheet it says, Strategies Used.... Visual Thinking... My soloution First I... Then I... Next I... After that I... Finally I... My answer

    asked by To: Reiny again on November 16, 2009
  27. Physical Chemistry

    Calculate the concentrations of each of the following solutions. (a) the molality of chloride ions in an aqueous solution of iron(III) chloride for which xFeCl3 is 0.0195 (b) the molality of hydroxide ions in a solution prepared from 9.16 g of barium

    asked by Trixie on February 15, 2010
  28. math, correction

    Add or subtract as indicated. Express your result in simplest form. (5)/(4cd) Plus (11)/(4cd) My answer: (4)/(cd) --------------------------------------- Add or subtract as indicated. Express your result in simplest form. (x^2)/(x-3) Subtracted by

    asked by jas20 on March 2, 2007
  29. American Government

    Hi, I need some help with a couple government questions. 1. State governments could print their own paper money under the articles of confederation. True or False **my answer=true 2. Which of the following explains changes that happened in U.S. foreign

    asked by Dennis on November 23, 2014
  30. chemistry

    Can someone give me some directions as to how to reach the answer for this problem: A 0.608g sample of fertilizer contained nitrogen as ammonium sulfate, (NH4)2 SO4(s)+2NaOH(aq)-->Na2SO4(aq)+ 2H2O(l)+2NH3(g) The ammonia was collected in 46.3 mL of 0.213 M

    asked by Chemically Confused on June 11, 2009
  31. PHYSICS

    Hi thanks for your help The answer to this problem is supposed to be 1870 [N (m^2)/ c] but im getting 1497 instead. If you could help me get the right answer that would be super. The problem says that there is a pyramid with a square base whose side

    asked by KIKSY on February 8, 2011
  32. physics

    Hi thanks for your help The answer to this problem is supposed to be 1870 [N (m^2)/ c] but im getting 1497 instead. If you could help me get the right answer that would be super. The problem says that there is a pyramid with a square base whose side

    asked by KIKSY on February 8, 2011
  33. physics

    Hi thanks for your help The answer to this problem is supposed to be 1870 [N (m^2)/ c] but im getting 1497 instead. If you could help me get the right answer that would be super. The problem says that there is a pyramid with a square base whose side

    asked by APpreciative student on February 8, 2011
  34. maths

    Please help me on these problem solving sums. Also show the rough work and answer. First question: If 15% of the children walk to school, 7% cycle to school and 30% come by bus, what percentage come by car ? 2. How much for forty steel nails at €2.50 per

    asked by liam on November 10, 2015
  35. Help Please. Math

    By comparing the amount of carbon-14 to amount of carbon-12, one can determine approx how long ago the organism died. The half-life of carbon-14 is 5730 years. Assume the initial quantity of carbon-14 is 600 milligrams. the equation is A (t)=600*(.5)^(t)

    asked by Leon on April 17, 2017
  36. Aqueous Stoichiometry

    Can someone give me some directions as to how to reach the answer for this problem: A 0.608g sample of fertilizer contained nitrogen as ammonium sulfate, (NH4)2 SO4(s)+2NaOH(aq)-->Na2SO4(aq)+ 2H2O(l)+2NH3(g) The ammonia was collected in 46.3 mL of 0.213 M

    asked by Chemically Confused on June 11, 2009
  37. English

    Please check my answer. I'm not sure which is right because I'm pretty sure every father feels the need to do all of the below. Read the following sentence from "No Dogs Bark." "I'll get you to Tonaya. There I'll find somebody to take care of you. They say

    asked by jaycee on September 15, 2014
  38. Physics

    Multiple-Concept Example 3 provides some pertinent background for this problem. Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is

    asked by Sarah on February 11, 2009
  39. physics.

    Multiple-Concept Example 3 provides some pertinent background for this problem. Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is

    asked by Jordan on February 11, 2009
  40. gcse geography

    i need to do a case study on France and i have several questions i need help with.Do you know of any good websites that can help me. Some of the questions i need to answer and are struggling with are:- *Which other capital cities/major population centres

    asked by xavier on September 17, 2011
  41. read 1

    How is grandmother's dream different from reality? Last night I dreamed of an old lover I had not seen him in forty years. When I awoke, I saw him on the street. His hair was white, his back was stooped. How could I say hello? He would have puzzled all day

    asked by Cindy on April 13, 2017
  42. Circumference,Radius, Diameter

    What is the area of the circle if the radius is 2 cm? A. 3 cm squared B. 6 cm squared C. 10 cm squared D. 12 cm squared I don't really know the answer to this one because I am not sure what the formula for area of a circle is. If I knew the formula the

    asked by Missy on March 24, 2008
  43. MATH

    1) A cube has a side length of 7 in. What is the volume of the cube? MY ANSWER:21 2) A cube has a side length of 14 meters. What is the volume of the cube? A. 2744 m3 B. 1176 m3 C. 168 m3 D. 42 m3 MY ANSWER: D

    asked by Rochelle on May 31, 2016
  44. Math

    Using the letters A and B, the following two-letter code words can be formed: AA, AB, BB,Ba. Using the letters A, B, and C, how many different three-letter code words can be formed? I know that the answer is 27 from the answer sheet, but how? Can you

    asked by Stephanie on November 26, 2016
  45. MAT222

    -x+4y=4 x-4y=-4 the system has no solution the system has a unique solution: the system has infinitely many solutions they must satisfy the following equation: y=0 the answer is the system has many solutions i just don't know the answer to the equation y=?

    asked by Kia on September 1, 2014
  46. chemistry

    1) The activation energy of a certain reaction is 35.3 kJ/mol. At 20 degrees C, the rate constant is 0.0130 s^-1. At what temperature would this reaction go twice as fast? Answer in units of degrees Celsius. i think the answer is around 34, but i keep in

    asked by Evets on January 29, 2008
  47. physics

    A student stands on a bathroom scale in an elevator at rest on the 64th floor of a building. The scale reads 845 N. As the elevator moves up,the scale reading increases to 940N,then decreases back to 845N. The acceleration of gravity is 9.8 m/s^2. Find the

    asked by alexa on July 12, 2011
  48. Math Problem (please help)

    A small fast-food restaurant invests $4,000 to produce a new food item that will sell for $4.59. Each item can be produced for $2.19. (a) How many items must be sold to break even? (Round your answer to the nearest whole number.) items (b) How many items

    asked by Angie on August 28, 2014
  49. algebra (please help)

    A small fast-food restaurant invests $4,000 to produce a new food item that will sell for $4.59. Each item can be produced for $2.19. (a) How many items must be sold to break even? (Round your answer to the nearest whole number.) items (b) How many items

    asked by angie on December 5, 2014
  50. Biology

    The gene for red hair is recessive to the gene for black hair.What will be the hair colour of a child if he inherits a gene for red colour from his mother and a gene of black hair from his father?Express with the help of a flow chart..if you can..otherwise

    asked by Elsa tony on March 18, 2017
  51. Physics

    A Carnot engine of efficiency 41% operates with a cold reservoir at 24 °C and exhausts 1290 J of heat each cycle. What is the entropy change for the hot reservoir? Answer in J/K. I keep getting the answer incorrect. Here is the work: Efficiency = 100*(Th-

    asked by Kayla on November 28, 2016
  52. algebra

    A small fast-food restaurant invests $4,000 to produce a new food item that will sell for $4.59. Each item can be produced for $2.19. (a) How many items must be sold to break even? (Round your answer to the nearest whole number.) items (b) How many items

    asked by angie on December 13, 2014
  53. Algebra2

    The amount of oil used by a ship traveling at a uniform speed varies jointly with the distance and the square of the speed. The ship uses 30 barrels of oil in traveling 85 miles at 42 mi/h. How many barrels of oil are used when the ship travels 26 miles at

    asked by Steve on February 4, 2017
  54. math

    In 1993, the life expectancy of males in a certain country was 61.3 years. In 1999, it was 64.7 years. Let E represent the life expectancy in year t and let t represent the number of years since 1993. The linear function E(t) that fits the data is? answer:

    asked by deedra on January 7, 2009
  55. College Chemistry

    A sample of octane in equilibrium with its vapor in a closed 1.0 L container has a vapor pressure of 50 torr at 45oC. The container’s volume is increased to 2.0 L at constant temperature and equilibrium is re-established. What is the vapor pressure? The

    asked by Mollie on November 19, 2010
  56. philosophy

    Q: Which of the following are considered purposes for a moral theory? a. subjective satisfaction b. provide pleasure c. cause pain d. all of the above e. none of the above I have ruled out A and C, which also rule out D, but i am not sure about of the

    asked by John on November 26, 2006
  57. Physics

    At takeoff a commercial jet has a 65.0 m/s speed. Its tires have a diameter of 0.700 m. (a) At how many rpm are the tires rotating? Incorrect: Your answer is incorrect. rpm (b) What is the centripetal acceleration at the edge of the tire? Incorrect: Your

    asked by Karina on July 6, 2015
  58. Math-Calculus

    Hi, I am trying to figure out what the limit as h approaches 0 of (1-2h)^(1/h) is. I am unfamiliar with the process I am supposed to use to solve this limit. I have just been reasoning out this limit, but I keep getting the answer, 1^(infinity)=1. My

    asked by chowwin on August 31, 2013
  59. Physics ASAP

    Tarzan, mass 85kg swings down from a tree limb on the end of a 20m vine. his feet touch the ground 4.0m below the limb. A. how fast is Tarzan moving when he reaches the ground? B. Does your answer depend on Tarzan's mass? C. Does your answer depend on the

    asked by Fizzylicous on November 22, 2011
  60. Math

    2 part question 1) a cone shaped paper cup has a height of 7 inches and a diameter of 5 inches. What is the volume of the cone? Round answer to the nearest hundredth. 2) if we collect rainwater in the cup in question 1 until the waters depth is 6 inches,

    asked by Rosie on May 22, 2012
  61. Math

    The length of a rectangle is 5 inches less than 3 times the width. The perimeter of the rectangle is 14 inches. Find the length and width of the rectangle. I did this: Length 3x-5; width 3x Then I did guess and check and came up with X=2 solving the

    asked by Katie on December 5, 2015
  62. Math

    Shandel went to the County Fair this summer and was surprised to see a math game on the midway among the games of skill and chance. Picture of a Midway BarkerIn the game, the barker starts by thinking of a math rule or calculation. The player spins a

    asked by Anonymous on February 22, 2018
  63. Calculus

    I have trouble finding the second derivative, my answer is a little off from the answer key. f(x)=(log(base2)x)^5 f'(x)=[5(log(base2)x)^4]/xln2 f"(x)=[20(log(base2)x)³(xln2)-(ln2+(x/2))(5(log(base2)x)^4)]/[x²(ln2)²] for the f"(x), is g(x)=xln2? It is a

    asked by sh on October 30, 2010
  64. AP Chemistry

    What is the value of w (work) when 2.6 moles of H2 expands from 25 liters to 50 liters against a constant external pressure of 1 atm, then expands further from 50 to 100 liters against a constant external pressure of 0.1 atm? Answer in calories. Answer in

    asked by Nick on October 5, 2010
  65. ap chemistry

    What is the value of w (work) when 1.3 moles of H2 expands from 25 liters to 50 liters against a constant external pressure of 1 atm, then expands further from 50 to 100 liters against a constant external pressure of 0.1 atm? Answer in calories. Answer in

    asked by cheri on October 31, 2012
  66. math

    please help!!the question is..at track practice,Sheila worked on the long jump.her first jump measured 3 yards,2 feet,8 inches.second jump measured 2 yards,1 foot,10 inches.How much longer was sheilas first jump than her second jump?express your answer in

    asked by zion on March 3, 2014
  67. math

    Could someone please tell me if I am on track with my answer? Jack is taking a four-item true-false test. He has no knowledge about the subject of the test and decides to flip a coin to answer the items. What is the probability that he receives a perfect

    asked by Punkie on November 18, 2009
  68. finance (please review my thought process and ans)

    4. A conservative financing plan involves A. ANSWER Heavy reliance on debt B. Heavy reliance on equity C. High degree of financial leverage D. High degree of combined leverage I chose (A) because financial leverage is the use of debt financing. 5. At age

    asked by Jason on July 25, 2008
  69. Algebra

    Are my answers correct? a. The number of bacteria present in a colony is 180 at 12 noon. The bacteria grows at a rate of 23% per hour. How many will be present at 8pm? Answer: ~943 number of Bacteria by 8pm b. A house purchased for $226,000 has lost 3% of

    asked by !! on February 23, 2019
  70. Math

    A rocket is launched straight up. At t seconds after being launched, its altitude is given by h = 4t^2 metres. You are on the ground 400 metres from the launch site, watching the rocket. The line of sight from you to the rocket makes an angle theta

    asked by Jim on April 20, 2015
  71. Law and ethics in med

    please check my answer thanks :) Sally sues for malpractice, claiming she didn't know that the operation could have ( and in this case did have)negative consequnces. Your office has a copy of an informed consent signed by Sally. How will this affect her

    asked by Anonymous on November 17, 2007
  72. Physics

    At takeoff a commercial jet has a 45.0 m/s speed. Its tires have a diameter of 0.850 m. (a) At how many rpm are the tires rotating? Incorrect: Your answer is incorrect. rpm (b) What is the centripetal acceleration at the edge of the tire? 4764.70 Correct:

    asked by Heather on November 19, 2017
  73. Health Care Man.

    Which answer below includes the major glands ofo the endocrine system? A. Pituitary,thymus,thyroid,parathyrod,adrenal,pineal B. Pituitary,thymus,thyroid,kidney,adrenal,ovaries C.Pituitary,thyroid,parathyroid,adrenal,gall bladder,pineal D.

    asked by Ms. Pecan on March 16, 2013
  74. MATH

    Okay, here's the thing, the question before asked you to write an equation that gives the relationship between the time t and the distance d walked for each student. How is the walking rate represented in the equations? My answer was d=t multiplied by the

    asked by Peyton on September 9, 2007
  75. college math

    Raisel borrowed money from Irlene and agreed to pay back $400 today and $300 in 5 years. If Raisel has a lot of money available now and wants to pay back the loan today, how much money would she have to pay Irlene if the loan was at 6.75% compounded

    asked by kerry on October 8, 2012
  76. Physics

    A body of mass m is suspended from a spring with spring constant k and the spring is stretched 0.1. If two identical bodies of mass m/2 are suspended from a spring with the same spring constant k, how much will the spring stretch? Explain your answer. The

    asked by Justin on March 12, 2015
  77. Physics Classical Mechanics

    A Yo-Yo of mass m has an axle of radius b and a spool of radius R . Its moment of inertia about the center can be taken to be I=(1/2)mR2 and the thickness of the string can be neglected. The Yo-Yo is released from rest. You will need to assume that the

    asked by Anonymous on November 14, 2013
  78. chem

    Mg(s) + 2HCl(aq) −> MgCl2(aq) + H2(g) What mass of MgCl2 is produced? Answer in units of g second part What mass of H2 is produced? Answer in units of g

    asked by Anonymous on February 23, 2013
  79. Algebra HELP

    Could someone please check this answer. Given y= x^2, how would the graph of y= x^2-2 differ? A. It shifts 2 units up B. It shifts 2 units down C. It shifts 2 units left D. It shifts 2 units right Answer: B

    asked by Lil Cutie Pie on April 19, 2009
  80. Algebra 1B--Check Please!

    1.) Determine the equation of the axis of symmetry. y = -5x2 - x + 9 Answer 1.) x=3/2 2.) Determine the equation of the axis of symmetry. y = -6x2 + 3x - 4 Answer 2.) x=-2/10

    asked by Mackenzie on June 7, 2012
  81. computer science

    1.Two supplementary angles differ by 44 degrees. Find The answer? 2.Two complementary angles differ by 9 degrees. Find the answer?

    asked by anajan on August 20, 2012
  82. Advanced Algebra

    Question: Which recursive equation represents the pattern? 1 answer below » n an 1 1 2 6 3 12 4 19 Which recursive equation represents the pattern? an = an – 1 + 3n + 1 an = an – 1 + 3(n + 1) an = an – 1 + (n+3) an = an – 1 + (n-3) My answer is

    asked by Steve on December 13, 2017
  83. math

    can someone correct this for me please... Solve for x: 6x minus 1 divided by 5 minus 2x divided by 3 equals 3 my answer: x = 6 Solve for x: 3/7x = 15 My answer: x = 35 correct, as best I can tell from the description. Thank you.

    asked by jasmine20 on January 1, 2007
  84. physics

    Two conducting thin hollow cylinders are co-aligned. The inner cylinder has a radius R1 , the outer has a radius R2 . Calculate the electric potential difference V(R2)−V(R1) between the two cylinders. The inner cylinder has a surface charge density of

    asked by Phy on March 3, 2013
  85. i need help on these

    can someone help me figure these ones i know the answers but how do you get them? #3 It costs $1 per sqaure yard to waterproof canvas. What will it cost to waterproof a canvas truck cover that is 15'x 24'? answer; $40 #4 A part time employee worked a total

    asked by chrisssy on July 30, 2007
  86. U.S History - Need help!!!

    Document A- It is a most unhappy question, awakening sectional feelings, and exasperating them to the highest degree. The words, civil war, and disunion, are uttered almost without emotion. –Gentlemen now have an opportunity of putting their principles

    asked by Cassidy on February 11, 2014
  87. For DrBob222

    I'm not surprised the answer was wrong. Chemical reactions are by mols and not by grams; therefore, 1 mol of each reactant produces 1 mol of each product but a mol is not a gram. SO, convert 0.5839 g KHC2O4 to mols, convert mols KHC2O4 to mols KOH (that's

    asked by Andrew on January 9, 2008
  88. Math

    A survey about the student government program at a school finds the following results: 190 students like the program 135 students think the program is unnecessary 220 students plan on running for student government next year. If a circle graph were made

    asked by MarineCat6 on April 12, 2019
  89. psychology

    1 Which statement most accurately reflects the research on adolescent employment? A the number of hours worked affects adolescent well-being B the benefits of employment far outweigh the negative effects C most adolescents report positive effects of

    asked by nia on April 7, 2009
  90. spanish NEED HELP

    I have an oral exam tommoorrow and I am problems translating what the questions are asking? Then i have to answer them I have 4 questions that I can't seem to understand. 1. Que tipo de ejercicio haces para llevar una vida sana? 2. como preparas para la

    asked by sam on May 5, 2008
  91. Question

    Mrs.sue Can you just give me the answer ive really had a hard day.and i don't expect you to take pittey i just really need the answer -_- How did the haitian revolution impact the history of the united states? A.It brought the united states into a war with

    asked by Stacey on March 12, 2014
  92. calculus help again

    if f'(x)=cos x and g'(x)=1 for all x, and if f(0)=g(0)=0, then the limit x--->0 fo function f(x)/g(x)= okay, so f(x)=sinx g(x)=x and the f(0)=g(0)=0 is also satisfied and equals o. so the limit x-->o of sinx/x= is the answer nonexistent according to the

    asked by david on December 7, 2006
  93. Chemistry

    PART A) Suppose that 6.9 mL of 2.5 M KOH(aq) is transferred to a 250 mL volumetric flask and diluted to the mark. It was found that 32.8 mL of this diluted solution was needed to reach the stoichiometric point in a titration of 6.9 mL of a phosphoric acid

    asked by Alice on November 28, 2017
  94. HW CHECK

    What is the verb in the following sentence? (only one answer) 1. Many people believe that the economy is not the worst problem in America. a. Many b. believe c. is d. is not e. in What is the subject in the following sentence? (may be one or more) 2. Her

    asked by Anonymous on October 26, 2011
  95. Math/Calculus

    How would I evaluate the following integral by using integration by parts? Integral of: (t^3)(e^x)? You mean (x^3)(e^x)? x^3 exp(x) dx = x^3 d[exp(x)] = d[x^3 exp(x)] - exp(x) d[x^3] = d[x^3 exp(x)] - 3 x^2 exp(x) dx So, if you integrate this you get x^3

    asked by COFFEE on May 28, 2007
  96. MATHS

    HI linear equation help please... I have plotted known numbers into an excel spreadsheet and it shows the formula as: I am struggling to find the answer to x..?? could you go through it step by step please.....am trying to find ppm of a concentration of

    asked by ANDREW on March 23, 2018
  97. Geometry B CA

    I put ^ next to the answer i put. can you tell me if im correct or not. and if not can you correct it for me and tell me what i did wrong? 1. The length of a rectangle is 6 1/2 inches and the width is 3 3/4 inches. What is the ratio, using whole numbers,

    asked by Jesicca on April 12, 2011
  98. Physics

    A boat crosses a river of width 122 m in which the current has a uniform speed of 2.39 m/s. The pilot maintains a bearing (i.e., the direction in which the boat points) perpendicular to the river and a throttle setting to give a constant speed of 2.81 m/s

    asked by Greg Knightly on November 8, 2012
  99. Math

    Lucy earned $18 babysitting on Friday and $20 babysitting on Saturday. On Sunday, she spent half of the money. Which expression matches the words? a. 18 + 20 division sign 2 b. (18 + 20) division sign 2 c. 2 x (18 + 20) d. 2 x 18 + 20 My answer to the

    asked by Patrick on February 16, 2016
  100. geometry asap

    I put ^ next to the answer i put. can you tell me if im correct or not. and if not can you correct it for me and tell me what i did wrong? 1. The length of a rectangle is 6 1/2 inches and the width is 3 3/4 inches. What is the ratio, using whole numbers,

    asked by Jesicca on April 14, 2011

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