Questions Asked on
August 5, 2013

  1. Microeconomics

    A perfectly competitive industry has a large number of potential entrants. Each firm has an identical cost structure such that long run average cost is minimized at an output of 10 units (qi=10 ). The minimum average cost is R5 per unit. Total market

    asked by diegooooo
  2. chemistry

    The instruction booklet for your pressure cooker indicates that its highest setting is 13.5psi psi . You know that standard atmospheric pressure is 14.7 psi \rm psi, so the booklet must mean 13.5psi psi above atmospheric pressure. At what temperature in

    asked by babe
  3. Chemistry

    Window cleaner contains ammonium hydroxide. A 10.00 mL sample of window cleaner is titrated with 38.5 mL of 0.311 M hydrochloric acid. what is the molarity of the ammonium hydroxide in the window cleaner?

    asked by Colby
  4. Physics

    A car travels at a speed of 25 m/s on a flat stretch road. The driver must maintain pressure on the accelerator to keep the car moving at this speed. The car's engine is doing work on the car, yet the kinetic energy of the car is not changing. What is

    asked by Rachel.
  5. Chemistry

    Select the true statement below. A. a spontaneous redox reaction equation will have the stronger oxidizer and stronger reducer as products B. a salt bridge should contain ions that will participate in the redox reaction C. in a voltaic cell, the difference

    asked by Nat
  6. algebra

    can yu help me solve my algebra problems jiskha/ I use to get help from you a year ago

    asked by edna
  7. algebra

    can yu help me solve my algebra problems jiskha/ I use to get help from you a year ago

    asked by edna
  8. physics

    a feather is dropped on the moon from a height of 1.4 meters.the acceleration of the moon is 1.67 m/s determine the time for the feather to fall on the surface of the moon

    asked by nick
  9. Physics

    If you look at yourself in a shiny Christmas tree ball with a diameter of 10.5 cm when your face is 35.0 cm away from it, (a) where is your image? (b) Is it real or virtual? (c) Is it upright or inverted?

    asked by Goo
  10. physics

    I am having a really hard time figuring this question out, would somebody be able to help me? Imagine a giant dry-cleaner's bag full of air at a temperature of -35∘C floating like a balloon with a string hanging from it 12km above the ground. Estimate

    asked by Caroline
  11. Calculus

    The function f(x) = (9 x+2)e^{-6 x} has one critical number. Please help me find the critical number!

    asked by Anonymous
  12. Physiology

    What are the different nuances of meaning associated with the expressions brain damage and central nervous system impairment?

    asked by Tise
  13. physics

    a feather is dropped on the moon from a height of 1.4 meters.the acceleration of the moon is 1.67 m/s determine the time for the feather to fall on the surface of the moon

    asked by nick
  14. Physics

    A car travels at a speed of 25 m/s on a flat stretch road. The driver must maintain pressure on the accelerator to keep the car moving at this speed. The car's engine is doing work on the car, yet the kinetic energy of the car is not changing. What is

    asked by Rachel.
  15. Chemistry

    A Rolaids tablet contains calcium carbonate to neutralize stomach acid. One Rolaids tablet requires 44.55 mL of 0.448 M hydrochloric acid to convert its calcium carbonate into calcium chloride, carbon dioxide and water. How many grams of calcium carbonate

    asked by Colby
  16. Dr. Bobb222

    When you get a chance: If the pure liquid vapor pressure of benzene is 155 torr and the pure liquid vapor pressure of chloroform is 333 torr, then what is the total vapor pressure at 30°C of a solution of 9.26 g of benzene (C6H6) and 4.26 g of chloroform

    asked by Devron
  17. Algebra

    The area of a circle is approximately 3.14 times the radius squared. WHich of the following expressions is a correct way to write this , if the radius is 3x ?

    asked by Anonymous
  18. economics

    discuss tourism as a factor facing obstacles to contributing towards economic development in south africa

    asked by anonymous
  19. Chem

    A 20.00−mL sample of an unknown HClO 4 solution requires titration with 22.92mL of 0.2200M NaOH to reach the equivalence point. What is the concentration of the unknown HClO 4 solution? The neutralization reaction is: HClO 4 (aq)+NaOH(aq)¨H 2

    asked by Anonymous
  20. english

    could you fill in the blank with a suitable preposition : The boat will carry you ___ the river

    asked by R S Telagathoty
  21. accounting

    On January 1, 2012, White Water issues $500,000 of 6% bonds, due in 20 years, with interest payable semiannually on June 30 and December 31 each year. Assuming the market interest rate on the issue date is 5%, the bonds will issue at $562,757.

    asked by Josh
  22. Math

    A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 33 said they drove alone. 31 rode in a carpool. 37 rode public transportation. 9 used both carpools and public transportation. 6 used

    asked by Keturah
  23. bio 106

    List foods that you find in the store from each plant part listed below: a. roots or underground stems b.leaves c.seeds or nuts d.. flowers or flower bud e.fruits f. aboveground stems

    asked by abdul
  24. bio 106

    Imagine that you are plant hunter embarking on a safari that takes you to the far reaches of your neighborhood supermarkets. In the aisles of your grocery store, see how many plants and plant products you can find to answer the following questions. Look

    asked by abdul
  25. bio 106

    Look for the ethnic section (e.g., Hispanic, Chinese, Italian, Jewish, etc) of the supermarket and list the cultures, the main foods and the plants they are made from. name the culture, the food or product and the plant used to make it. its a research

    asked by abdul
  26. Math

    Shania is having trouble understanding her algebra assignment. To help her understand, she asks Mark why is not equal to . Which of the following responses would be best for Mark to give?

    asked by Kaley
  27. Calculus

    Find the equation of the tangent line to the curve x^(3)+3xy+y^(3)=1 at the point (1,0).

    asked by Anonymous
  28. Math

    Sam is four years younger than Jason. In four years, Jason will be twice as old as Sam is now. How old is Sam?

    asked by Emilie
  29. accounting

    On January 1, 2012, White Water issues $500,000 of 6% bonds, due in 20 years, with interest payable semiannually on June 30 and December 31 each year. Assuming the market interest rate on the issue date is 5%, the bonds will issue at $562,757.

    asked by Josh
  30. Science

    calculate the ratio of the area to the volume for a unit cube a unit sphere inscribed inside the cube and a right cylinder incribed inside the cube

    asked by Waqas
  31. Calculus

    Let f(x)=-x^2+3x on the interval [1,3]. Find the absolute maximum and absolute minimum of f(x) on this interval.

    asked by Anonymous
  32. Physics

    Dust particles are trapped on a surface. There are two energy levels particles can be in: absorbed on a surface with zero energy, and wiggling with energy E=3/2kT. However, since the surface area is limited, not all particles can be in any state. There are

    asked by Steven
  33. Calculus

    Let f(x)=|x+1|/(x^(2)-1). Is f continuous? If not,classify any points of discontinuity as infinite, jump, or removable. Sketch the graph of y=f(x) for -4

    asked by Anonymous
  34. Grammar

    Which is correct? We hadn't talked for a long time. OR We haven't talked for a long time. I think the second one.

    asked by Anonymous
  35. Algebra

    I have to solve an inverse function. f(x)=x+6 and g(x)=x+6 f(x)=1/4x,x is equal to or not equal to 0 g(x)=1/4x,x is equal to or not equal to 0 Please help me I have been on this one problem for hours and I can't get it. This one question will determine

    asked by Beth
  36. bio 106

    Imagine that you are plant hunter embarking on a safari that takes you to the far reaches of your neighborhood supermarkets. In the aisles of your grocery store, see how many plants and plant products you can find to answer the following questions. Look

    asked by abdul
  37. bio 106

    k list various types of ethnicities and their food or products and plants used to make them

    asked by abdul
  38. Physics (please help!)

    1000 dust particles are trapped on a surface. There are two energy levels the particles can be in: absorbed on the surface in a zero energy state, or excited with energy E1. At a certain temperature T0, the particles are in thermal equilibrium, and 20 % of

    asked by Anonymous
  39. children who require special treatment

    most professionals agree that much of the major emotional business of the child iscompleted by the age of? a.two b.three c.five d.ten my answer is c a prime example of a preventable handicap is? a.epilepsy b.spina bifida c.phenylketonuria d.mongolism my

    asked by susue
  40. chemistry

    A scientist makes 300.0 mL of an acetate buffer using [CH3COOH]o=[NaCH3COO]o= 0.075 M. How many mL of 5.0 M NaOH can be added before its buffering capacity is exhausted?

    asked by alex
  41. ADVANCED WORD PROCESSING

    10. Which of the following includes the options Select, Replace, and Find? A. Editing group B. References tab C. Review group D. Windows button

    asked by Sofiya
  42. Math

    At Uriah's coffee shop, the amount of ground coffee beans left in stock on a given days a function of the amount of coffee sold that day. If "c" is the number of cups of coffee sold, and "z(c)" is the number of ounces of ground coffee left in stock, then

    asked by Paula
  43. maths

    Determine the equation of a straight line passing through (3,-1) and parallel to 2y-6x=1

    asked by bontle
  44. Microeconomics

    Suppose that the demand functions for price increases and for price cuts facing an oligopolist are, respectively, Q1=560-80p1 and Q2=200-20p1 Suppose that the firm’s total cost function is TC=4Q+0.050Q^2 3.1 Derive the MR1, MR2 and MC functions facing

    asked by simeon
  45. Algebra

    On my last post I forgot to add that I need to know if they are inverses of each other.

    asked by Beth
  46. Math

    The perimeter of a rectangle is 36ft. the length is 10ft. longer than the width find the dimensions. Write a system linear equation an solve the resulting system let x be the length and y be the width.

    asked by Denise
  47. accounting

    The t/p bill for this month was 200,the company will pay it next month what is the journal entry for this?

    asked by naomie
  48. Accounting

    When a not-for-profit facility receives a contribution from a member of the community, the cost of the capital is inconsequential when deciding how to use the contribution, because it is, in effect, free money.” Yes

    asked by April
  49. bio 106

    . Look for the ethnic section (e.g., Hispanic, Chinese, Italian, Jewish, etc) of the supermarket and list the cultures, the main foods and the plants they are made from:

    asked by abdul
  50. Math

    The perimeter of a rectangle is 42ft. The length is 7ft. longer than the width. Find the dimensions. Write a system of linear equations and solve the resulting system. Let X be the length, and Y be the width.

    asked by Denise
  51. Math

    I would like to know if I got this problem correct. The perimeter of a rectangle is 42ft. the length is 7ft. longer than the width find the dimensions. Write a system linear equation an solve the resulting system let x be the length and y be the width.

    asked by Denise
  52. Math

    laura can paint a house in 4 hours and lucky can paint a house in 2 hours. How long would it take for Laura and Lucky to paint a house together?

    asked by Em
  53. Math

    Pedro has two options: he can enter raffle number 1, OR raffle number 2 along with raffle number 3. If Pedro chooses to enter raffle number 1, he can buy up to 100 raffle tickets. Each ticket has a 1 in 50 chance of getting selected. If Pedro chooses

    asked by Lillian
  54. phi103

    a person who is shown his or hr arument commits a fallacy should

    asked by pp
  55. math

    find the GCF 87h^14t^16,6h^2t^27,15h^6t^28

    asked by mariana
  56. math

    how do i factor 27x^3-21x^2y+108x^2-84yx

    asked by miguel
  57. math

    Round 33.582 to the nearest tenth.

    asked by Anonymous
  58. Maths

    Pls help me to show that (1+root x)^5= 10 root x + 20x root x + 2x^2 ]oot x.

    asked by Shane
  59. Algebra

    True or False and please explain so that I can understand. 1. The rationalized form of 125 over the square root of 14 involves no radicals. 2. The radical square root of 4 cannot be used to rationalize the denominator of any radical number.

    asked by Paula
  60. Calc

    The linear approximation at x = 0 to f(x) = \sqrt { 3 + 3 x } is y = Please Help!

    asked by Anonymous
  61. Calculus

    Find the linear approximation of f(x)=\ln x at x=1 and use it to estimate \ln 1.47.

    asked by Anonymous
  62. Calculus

    Consider the function f(x) = x^4 - 72 x^2 + 3, -5 less than or equal to x less than or equal to 13. This function has an absolute minimum value equal to and an absolute maximum value to

    asked by Anonymous
  63. adolescents and other problems

    the notion that much behaviour is internal has been specifically championed by all of the following except? a.freud b.pavlov c.bandura can someone please help me

    asked by susue
  64. English

    I need to write 2 paragraphs about my favorite movie giving 4 reasons why, but don't have one. Please Help..!!

    asked by Matthew
  65. Chemistry

    What is the minimum amount of 5.9M M H 2 SO 4 necessary to produce 26.7g of H 2 (g) according to the following reaction? 2Al(s)+3H 2 SO 4 (aq)¨Al 2 (SO 4 ) 3 (aq)+3H 2 (g)

    asked by Anonymous
  66. Calculus

    Let f(x) = x ^3. The equation of the tangent line to f(x) at x = 5 is y=75x - 250 What is the approximation for 4.6 ^3?

    asked by Anonymous
  67. Calculus

    Find the domain, range, and inverse of the function f(x)=arcsin(sqrt(x))

    asked by Anonymous
  68. Physics

    Rotating cylinders are not just physical abstractions: for example, they can turn a flow of the air, thus creating lift as the airplane wings. Historically people have even used rotating cylinders to power ships (although with little efficiency). NASA

    asked by Steven
  69. SAT math

    In the figure shown above (its a right triangle), points G, H, and I in the xy-plane have coordinates of (0,2), (2,8) and (8,n), respectively if GH=HI what is the value of n?

    asked by Paula
  70. Calculus

    Find the derivative: y=x^(sin(x))

    asked by Anonymous
  71. Math

    on Mindy's guitar, the frequency of a vibrating string varies inversely as the length of the string. When a guitar string of "s" inches in length that vibrates at a frequency of 80 cycles per second is shortened to 6 inches in length, it vibrates at a

    asked by Pablo
  72. mathematics

    Determine the equations of a straight line passing through (-6;-2) and pependicular to 3x+2y=6

    asked by Perfect
  73. health

    __________ offers the advantage of reducing the amount of loose filing quickly. A. Batch B. Drop C. Volume D. Unit

    asked by nana
  74. Calculus

    Let f(x) = \sqrt[3] x. The equation of the tangent line to f(x) at x = 8 is y = (1/12)(x-8)+2. Using this, we find our approximation for sqrt[3] {8.1} is ?

    asked by Anonymous
  75. Calc

    Let f(x) = x ^3. The equation of the tangent line to f(x) at x = 5 is y= 75x - 250. Using this, we find our approximation for 4.6 ^3 is ?

    asked by Anonymous
  76. math30

    A security code used to consist of two odd digits, followed by four even digits. To allow more codes to be generated, a new system uses two even digits, followed by any three digits. If repeated digits are allowed, the increase in the number of possible

    asked by alejandro
  77. mathematics

    Determine the equations of a straight line passing through (-6;-2) and pependicular to 3x+2y=6

    asked by Perfect
  78. Math

    3 DIVIDED BY 562.0 SHOW ALL STEPS LONG DIVISION

    asked by Nae
  79. Microeconomics

    Producing paper creates pollution. The efficient quantity of paper is when the A. marginal social benefit of paper is equal to zero. B. marginal social cost of the pollution from making paper is equal to zero. C. marginal social of paper is equal to the

    asked by Nat
  80. Math

    8/9 x 11/12=

    asked by Tim