1. Physics

    Two electrically-charges spheres are suspended from insulated threads a certain distance from each other. There is a certain amount of electrostatic force between them. Describe specifically (not just increase or decrease) what happens to this force in

    asked by Alea on April 11, 2016
  2. Calculus

    The speed of a runner increased steadily during the first three seconds of a race. Her speed at half-second intervals is given in the table below. Find lower and upper estimates of the distance she covered during the first three seconds of the race. Use

    asked by Anonymous on April 11, 2013
  3. Chemistry - Isotopes

    The isotope caesium 137 has a half life of 30 years. How long will it take for the amount of this isotope in a sample of caesium to decay to one sixteenth of its original amount? Please can someone explain how I can calculate this from the quantities that

    asked by Bean on February 28, 2007
  4. maths

    ANDY HAS TWICE AS MANY MARBLES AS PANDY AND SANDY HAS HALF AS MANY HAS ANDY AND PANDY PUT TOGETHER .ANDY HAS 110 MARBLES WHICH IS 115 MARBLES LESS THAN SANDY.HOW MANY MARBLES EACH OF THEM HAVE

    asked by Anamika on December 31, 2012
  5. math

    Girls are one-half of the fifth-grade class. Two-tenths of these girls have red hair. Red-hair girls are what fraction of the fifth-grade class?

    asked by Sammy on March 7, 2019
  6. Algebra

    1.What is the domain of this relation? domain range -3 3 -2 -6 -1 0,15 0 -6 1 -1 Answer- -3,-2,-1,0,1 2. Compare the quantity in Column A with the quantity in Column B Column A slope of y =3 Column B slope of x =3 Answer- The two quantities are equal 3.

    asked by lizzie on August 7, 2011
  7. Chemistry

    How many electrons are transferred in the reaction of hydrogen peroxide with iron (II) ion in acidic solution to form iron (III) ion and water? I am not quite sure what the reaction is, but if you are going from Fe(2+) to Fe(3+), the Fe is losing one

    asked by Jessica on April 23, 2007
  8. Math/Algebra

    The function T(x)=0.25(x-4400)+440 represents the tax bill T of a single person whose adjusted gross income is x dollars for income between ​$4400 and ​$17,600 inclusive. ​(a) What is the implied domain of the linear​ function? ​(b) What is a

    asked by Sydney on March 5, 2017
  9. Algebra: is this right?

    the amount of money remaining to be paid on a loan, y, is a function of the number of months, x. Suppose that monthly payments of $225 are to be made on an original loan amount of $3,000. Write an expression in terms of x that gives the amount of money

    asked by bart on June 1, 2010
  10. organic chem

    Draw the hemiketal obtained by addition of methanol to 3-methyl-2-hexanone This is what I got: 3-methyl-2-hexanone + CH3OH CH3CH2CH(CH3)CH2C(OH)(CH3). But my answer is line angle formula because that's what the professor wants here's my line formula CH3

    asked by meghan on February 11, 2013
  11. geology

    suppose you have a sample of clamshell at a paleoindian site and you measure the 14c activity of aa 100-gram sample of carbon as 320 disintegretions per scond (or 3.2 disingtegrations per gram of carbon per second). a. what was the activity(in

    asked by jon on October 16, 2007
  12. Chemistry

    Aqueous hydrobromic acid will react with solid sodium hydroxide to produce aqueous sodium bromide and liquid water. Suppose 61. g of hydrobromic acid is mixed with 41.1 g of sodium hydroxide. Calculate the maximum mass of water that could be produced by

    asked by Ryan on January 15, 2016
  13. Calculus optimization problem

    A rectangular dog run is to contain 864 ft ^2. a. If the dog's owner must pay for fencing, what should be the dimensions of the run to minimize cost? b. Suppose a neighbor has agreed to let the owner use an already constructed fence for one side of the

    asked by Sam on October 30, 2011
  14. physics

    A string is stretched between two supports that are L = 0.9 m apart. It resonates at a frequency of f = 410 Hz with a standing wave pattern that has two nodes between the two supports. (a) Find the wavelength λ in meters. (b) Suppose that the tension, T,

    asked by sarah on December 12, 2010
  15. Math

    Suppose Kevin and Jill both deposit $4000 into their personal accounts. If Kevin’s account earns 5% simple interest annually and Jill’s earns 5% interest compounded annually, how much will each account balance show at the end of 5 years? Calculate the

    asked by Dee on April 24, 2012
  16. Simple & Compounding Interest

    Suppose Kevin and Jill both deposit $4000 into their personal accounts. If Kevin’s account earns 5% simple interest annually and Jill’s earns 5% interest compounded annually, how much will each account balance show at the end of 5 years? Calculate the

    asked by Need Help!!! on April 25, 2012
  17. Statistics HELP!

    Use a normal approximation to find the probability of the indicated number of voters. In this case assume that 119 eligible voters aged 18-24 are randomly selected. Suppose a previous study showed that among eligible voters aged 18-24, 22% of them voted.

    asked by Lynn on May 18, 2015
  18. english

    write a newspaper report about ..A lorry has shed load of fruit on the motorway.The traffic is standstill.... i wrote this....................................A lorry has shed its load of fruits while taking action to avoid another car on the M11 motorway

    asked by kina on May 11, 2013
  19. Math Help

    Which of the images above represents a proof of the Pthagorean Theorem? Explain your choice, and them explain how the figure proves the Phythagoream Theorem. Figure A The hypotenuse of the right triangle is 64 units^2 One leg is 36 units^2 The bottom leg

    asked by Callie on November 5, 2014
  20. math

    Suppose that you learn, prior to your trip to British Columbia, that gasoline will cost $1.50 (in Canadian dollars) for every liter you purchase. You know from checking the Internet that 1 liter is equivalent to 0.26 gallons and the currency conversion

    asked by emma on May 11, 2013
  21. math

    Suppose that you learn, prior to your trip to British Columbia, that gasoline will cost $1.50 (in Canadian dollars) for every liter you purchase. You know from checking the Internet that 1 liter is equivalent to 0.26 gallons and the currency conversion

    asked by emma on May 11, 2013
  22. Managerial Econmics

    Suppose you own a home remodeling company. You are currently earning short- run profits. The home remodeling industry is an increasing- cost industry. In the long run, what do you expect will happen to … a. …your firm’s costs of production? Explain.

    asked by Roger on October 31, 2010
  23. Chemistry

    Methyl alcohol (wood alcohol), CH3OH, is produced via the reaction CO(g) + 2 H2(g) à CH3OH(l) A mixture of 1.20 g H2(g) and 7.45 g CO(g) are allowed to react. 4 points (a) Which reagent is the limiting reagent? (b) What is the yield of CH3OH? [Assume

    asked by Loren on May 5, 2011
  24. Microeconomics

    Combination Health Care All Other Goods A 0 100 B 25 90 C 50 70 D 75 40 E 100 0 b. What is the opportunity cost of combination C? c. Suppose a second nation has the following data. Plot the PPC, and then determine which nation has the comparative advantage

    asked by Tasha on October 17, 2010
  25. Chemistry

    Suppose a 500mL flask is filled with 1.6 mol of I2 and 0.40 mol of HI. The following reaction becomes possible: H2(g)+I2(g) -----> 2HI(g) The equilibrium constant K for this reaction is 0.923 at the temperature of the flask. Calculate the equilibrium

    asked by Tony on May 13, 2019
  26. Algebra

    Could someone please help me with those 2 problems...thanks a lot for any of your help Use an algebraic approach to solve the problem. Find three consecutive integers whose sum is 57. Suppose that Maria has 140 coins consisting of pennies, nickels, and

    asked by Joe on September 10, 2010
  27. math

    you are baking cookies. recipe 2 cup sugar 1-1/2 cup flour 2 eggs a- you make one and one-half batches of cookies, how many eggs have you used? Answer- 2 eggs b- Each batch makes 24 cookies. you make x batches of cookies but eat 5 cookies as you are

    asked by Muhammad on November 18, 2015
  28. nuclear physics

    A researcher wishes to extract 140 La from 140 Ba. She obtains a 1000 MBq virgin Ba-140 sample and must wait until the maximum activity of La-140 is available. a) Write down the decay relationship (include half-lives), and include the final stable product.

    asked by amy on February 3, 2011
  29. economics

    suppose pam owns her own building in chicago, which she could rent for 200000 a year, and used to make 60000 a year managing a bed, bath, and beyond store. she decides to open a surfing store. her yearly sales are 500000, she pays her 2 sales workers 20000

    asked by Rebecca on October 26, 2010
  30. physics

    A. car B. bucket C. moon 1. For each of the examples above, identify what is providing the centripetal force. 2. Suppose the string holding the bucket breaks. a. Describe the path the bucket will take. b. Describe why it will take the path you describe.

    asked by Anonymous on December 8, 2018
  31. Math

    Hi I need help figuring out these to word problems. Tom has created a scale drawing of his property for use in designing a landscape plan. 1 in on is drawing corresponds to 12 ft. There is a pond that is 112 ft. long on his property. How long will it

    asked by Jennifer on March 11, 2010
  32. PreCalc

    Approximate the solutions to the following equation on the interval [0,2π). Round your answer to four decimal places. sinθ=0.65 Apparently, there suppose to be two answers to this question with a comma separating​ both answers. I know because I've

    asked by chizoba on August 15, 2016
  33. MATH

    Suppose a third world country in the last five years is now expanding their Internet access. If they went from 2.5% of their citizens having access to the Internet to 7.5% now having access, calculate the following: a) How many percentage points did they

    asked by jess on May 9, 2013
  34. math

    Suppose a third world country in the last five years is now expanding their Internet access. If they went from 2.5% of their citizens having access to the Internet to 7.5% now having access, calculate the following: a) How many percentage points did they

    asked by tiffany on May 9, 2013
  35. Mathematics

    Perfume is sold in two different sizes of bottle The 80ml bottle is priced at £55 The 50ml bottle is usually priced at £45, but is on special offer If you buy one 50ml bottle of perfume, you get a second for half price By calculating the price per ml

    asked by Joseph on November 11, 2017
  36. Statistics

    For questions 1-5, write the null and alternative hypothesis. 1. Does the water temperature have an effect on the number of people in the pool? 2. Does the weather have an effect on the number of people at the beach? 3. A fitness center is running a

    asked by Cam on May 3, 2013
  37. ALGEBRA

    I HAVE TO SOLVE THE FOLLOWING PROBLEMS FOR AN ALGEBRA ASSIGNMENT DUE SUNDAY. I HAVE FIGURED OUT MOST OF THE ANSWERS BUT AM STUCK ON A FEW. IF ANYONE CAN TELL ME IF MY EXISTING ANSWERS ARE CORRECT AND POINT ME IN THE RIGHT DIRECTION/GIVE ME A HINT ON THE

    asked by Nicki on January 23, 2008
  38. geometry

    Suppose there are two cubes, with the first cube having a side of h, and the second cube having a side of 5h. What is the relation of the volume of the first cube to the volume of the second

    asked by cristal on June 18, 2012
  39. Math please check my answers?

    1) The linear function f(x) contains the points (-10, -29) and (-2, 83). If g(x) = 25x - 50, which statement is true? A. The functions f(x) and g(x) both have positive slopes.

    asked by David on May 22, 2014
  40. Math

    Mr. Kasberg rides his bike at 6 mph to the bus station. He then rides the bus to work, averaging 30 mph. If he spends 20 minutes less time on the bus than on the bike, and the distance from his house to work is 26 miles, what is the distance from his house

    asked by Maegan on January 26, 2016
  41. math

    Flying with the wind, a plane traveled 570 miles in 3 hours. Flying against the wind, the plane traveled the same distance in 5 hours. Find the rate of the plane in calm air and the rate of the wind. Rate of plane ______mph Rate of wind ________mph

    asked by Oshyanna on December 6, 2014
  42. algebra

    Flying with the wind, a plane traveled 570 miles in 3 hours. Flying against the wind, the plane traveled the same distance in 5 hours. Find the rate of the plane in calm air and the rate of the wind. Rate of plane ______mph Rate of wind ________mph

    asked by Barb on December 6, 2014
  43. math

    Flying with the wind, a plane traveled 570 miles in 3 hours. Flying against the wind, the plane traveled the same distance in 5 hours. Find the rate of the plane in calm air and the rate of the wind. Rate of plane ______mph Rate of wind ________mph

    asked by Quintyn on December 7, 2014
  44. Math

    The following table represents the diameter of the cross section of a wire at continuous heights (feet) above the ground. Assume that each cross section is circular. Height(ft) 2 6 10 14 18 22 26 30 Diameter 2 2 2.0 1.8 1.6 1.5 1.3 1.2 (feet) (those should

    asked by Paige on December 4, 2011
  45. Math

    The following table represents the diameter of the cross section of a wire at continuous heights (feet) above the ground. Assume that each cross section is circular. Height(ft) 2 6 10 14 18 22 26 30 Diameter 2 2 2.0 1.8 1.6 1.5 1.3 1.2 (feet) (those should

    asked by Paige on December 4, 2011
  46. Finance

    A share of preferred stock of MXT Ltd. is expected to pay $1.5 per quarter into indefinite future. The current annual expected rate of return (k) is 12%. Suppose that an investor buys 10 shares today and holds them for two years. Find his/her cash flows on

    asked by Barney on November 24, 2008
  47. Physics

    A CD has a mass of 15.0 g, an inner diameter of 1.5 cm, and an outer diameter of 11.9 cm. Suppose you toss it, causing it to spin at a rate of 4.5 revolutions per second. (a) Determine the moment of inertia of the CD, approximating its density as uniform.

    asked by mymi on October 24, 2011
  48. physics

    A horizontal slingshot consists of two light, identical springs (with spring constants of 23.7 N/m) and a light cup that holds a 1.97-kg stone. Each spring has an equilibrium length of 50 cm. When the springs are in equilibrium, they line up vertically.

    asked by alam on July 21, 2014
  49. Stats

    Suppose the following data are selected randomly from a population of normally distributed values. 42 51 43 48 41 57 54 39 45 48 45 39 46 Construct a 95% confidence interval to estimate the population mean. Round the intermediate values to 2 decimal

    asked by Tyler on December 19, 2013
  50. Chemistry

    Care must be taken when diluting sulfuric acid with water, because the dilution process is highly exothermic: H2SO4(l) "arrow" H2SO4(aq) + heat a) Find the ÄHo for diluting 1.00 mol of H2SO4(l) (d = 1.83 g/mL) to 1 L of 1.00 M H2SO4(aq) (d = 1.060 g/mL).

    asked by patrick on October 23, 2015
  51. trig

    The average depth of water at the end of a dock is 6 ft. This varies 2 ft in both directions with the ride. Suppose there is a high tide at 4 am. If the tide goes from low to high every 6 hours, write a cosine function describing the depth of the water as

    asked by ske on May 4, 2009
  52. Statistics

    “How would you describe your own physical health at this time? Would you say physical health is—excellent, good, only fair, or poor?” The Gallup Poll asked this question of 1005 randomly selected adults, of whom 29% said “excellent.” Suppose that

    asked by Eric on April 30, 2012
  53. physics

    Suppose for the nucleus of interest, the gyromagnetic ratio is ƒ× = 2.675x108 T-1 s-1 (radians is an implicit unit here) or ƒ×ƒ}ƒ¢ƒà = 42.58 MHz/T. If the applied magnetic field is 3T, determine the resonant frequency of the spins (in MHz or

    asked by Anonymous on October 19, 2012
  54. Math

    In 1982 , the California Minimum wage was $3.35.Suppose that a bartender in 1982 makes minimum wage plus $80 per night in tips,and that they work full time(8 hrs per day, 5 days per week, 50 weeks per year) Considering a standard inflation rate of 4.5%

    asked by Preia on April 30, 2015
  55. chemistry

    Care must be taken when diluting sulfuric acid with water, because the dilution process is highly exothermic: H2SO4(l) "arrow" H2SO4(aq) + heat a) Find the ÄHo for diluting 1.00 mol of H2SO4(l) (d = 1.83 g/mL) to 1 L of 1.00 M H2SO4(aq) (d = 1.060 g/mL).

    asked by patrick on October 23, 2015
  56. english

    Which excerpt from “The Bean-Field” contains textual evidence that Thoreau compares farming to art? (Select all that apply.) The Bean Field I worked barefooted, dabbling like a plastic artist in the dewy and crumbling sand … Mine was, as it were, the

    asked by Bri on October 30, 2018
  57. Chemistry

    a.) How much energy is emitted in each alpha decay of plutonium-234 if 234Pu, 234.0433mu and 230U, 230.0338mu. b.) The half-life of plutonium-234 is 8.8 hrs. How much heat is released by the alpha decay of a 1 micro-gram sample of plutonium-234 in a

    asked by Anonymous on March 27, 2014
  58. Algebra

    Suppose that the x-intercepts of the graph of y=f(x) are -8 and 1. What are the x-intercepts of the graph of y=f(x+4)?

    asked by Alicia on March 8, 2018
  59. science help pls pls

    Derek designed an experiment to demonstrate interactions between Earth systems. He cleared a patch of land in his backyard and poured a glass of water from a height of 12 inches above the ground. A depression was formed on the land at the spot where the

    asked by Oscar on April 15, 2016
  60. physics

    38. A rock of mass 0.400 kg is released from the surface and sinks in the ocean. As the rock descends it is acted upon by three forces: gravity, buoyancy, and drag. The buoyancy is an upward force equal to half its weight. Drag from the water can be

    asked by Danny on February 17, 2015
  61. Math

    At a professional sports game, T-shirts are shot out of a small cannon into the crowd. Suppose a T-shirt is shot from 1 meter off the ground with an initial upward velocity of 20 meters per second. The height of the path of the shirt, in meters, is

    asked by Max on March 29, 2017
  62. Regent (Math)

    I know i am not suppose to ask this kind of question but I thought the teachers here can help me. The question is : Retaking the regent: Good or bad thing? I live under the NYCDOE. I am retaking a regent back. However, the question is that if i take regent

    asked by R on July 28, 2009
  63. Statistics

    Suppose Tori has an unfair coin which lands on Tails with probability 0.28 when flipped. If she flips the coin 10 times, find each of the following: Question 5 options: P(No more than 3 Tails) P(Exactly 1 Tail) P(At least 5 Tails) P(Less than or equal to 2

    asked by Anonymous on June 2, 2013
  64. Chem

    Review example 5.10 and exercise 5.10. Suppose 1.58 moles of N2 and 0.420 moles of O2 occupy 22.41 L at a total pressure of 2.00 atm. Use XA = to determine the (decimal) mole fractions of both components. Then, use XA = to determine the partial pressures

    asked by Feather on October 11, 2014
  65. Physics

    Water flows through a garden hose that goes up a step 20.0 cm high. The cross sectional area of the hose on top of the step is half that at the bottom of the step. If the water pressure is 143 kPa at the bottom of the step, and the speed of the water at

    asked by Micah on December 2, 2016
  66. Physics

    As a swimmer pulls his arm through the water, various muscles exert forces on the upper arm. The figure below shows a force F exerted on the humerus (upper arm bone) by the pectoral muscle. The muscle is connected to the bone d = 7.00 cm from the center

    asked by Pat on November 8, 2012
  67. math

    Ok.. "The strongest recorded earthquake in the world took place in Child on May 22, 1960. It had a magnitude of 9.5 on the Richter scale. The strongest quake actually recorded in Canada was magnitude 8.1 on August 22, 1949 and occurred off the Queen

    asked by Josh on April 8, 2013
  68. Finance

    Suppose you know that a company’s stock currently sells for $54 per share and the required return on the stock is 9 percent. You also know that the total return on the stock is evenly divided between a capital gains yield and a dividend yield. If it’s

    asked by Jenna Fray on October 2, 2012
  69. maths

    orlando likes baseball. He's a good fielder, but he wants to improve his batting average. currently .200 (or 20%) for the first part of the season. he practiced a lot with a friend and managed to hit 10 out of 20 times that he was up to bat that season.

    asked by I am not joe on November 16, 2006
  70. Math - last one

    I just have one more question. I need to find the equation for the following word problem: a group of yeasts cells grows by 75% every 3 hours. At 9 a.m., there are 200 yeast cells. Write an equation that models the number of yeast cells after 9 a.m. So far

    asked by Lacey on November 2, 2008
  71. math

    In a game of Incan basketball, A points are given for a free throw and B points are given for a field goal, where A and B are positive integers. If A=2 and B=5, then it is not possible for a team to score exactly 1 point. Nor is it possible to score

    asked by bart on February 18, 2010
  72. math

    In a game of Incan basketball, A points are given for a free throw and B points are given for a field goal, where A and B are positive integers. If A=2 and B=5, then it is not possible for a team to score exactly 1 point. Nor is it possible to score

    asked by bart on February 17, 2010
  73. Simple & Compounding Interest

    I am SO STUCK on this problem... PLEASE HELP ASAP!!! Suppose Kevin and Jill both deposit $4000 into their personal accounts. If Kevin’s account earns 5% simple interest annually and Jill’s earns 5% interest compounded annually, how much will each

    asked by Need Help!!! on April 27, 2012
  74. Calc

    a large closed storage rectangular box with a base constructed with two different types of wood. the base is made up of wood $5 per square feet and the top and sides are made of wood $3 per square feet suppose the amount available to spend is $1000 find

    asked by James on July 20, 2016
  75. math

    Let’s suppose you throw a ball straight up with an initial speed of 50 feet per second from a height of 6 feet. a.Find the parametric equations that describe the motion of the ball as a function of time. b.How long is the ball in the air? c.Determine

    asked by Anonymous on May 15, 2010
  76. Calculus

    Let f be the function given by f(t) = 2ðt + sin(2ðt) a) Find the value of t in the open interval (0,20 for which the line tangent at (t, f(t)) is parallel to the line through (0,0) and (2,4ð) b) Suppose the given function describes the position of a

    asked by Aaron on December 19, 2008
  77. Managerial Economics

    I am trying to understand how to variate between MC and MB using the theory of optimization the circumstance which a waste site could be made too clean. Note: Good answers are dispassionate and employ economic analysis. Draw a graph, put cost/benefits on

    asked by Sharon Williams on May 25, 2007
  78. Math

    The equation d = 23 · t2 represents the distance in feet, d, the ball travels in t seconds. Part A How far does the ball travel in 5 seconds?200 feet in 5 seconds. Show your work. Part B How many seconds would it take for the ball to travel 25 feet? Show

    asked by Anonymous on March 19, 2015
  79. MATH

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  80. Pre-Calc H.W. Help :)

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  81. Pre-Calc (Please my class starts in an hour!! :)

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  82. Pre-Calculus

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  83. Math

    You have a wireless phone plan that costs $25 per month. You must also pay $.10 per minute for each minute over 500 min. you phone bill was more than $30 last month. Write an inequality to represent the number of minutes m you spent on the phone last

    asked by Priscilla on June 8, 2014
  84. stats

    In the transmission of digital information, the probability that a bit has high, moderate, and low distortion is 0.01, 0.04, and 0.95, respectively. Suppose that three bits are transmitted and that the amount of distortion of each bit is assumed to be

    asked by sam on October 31, 2014
  85. chemistry

    Suppose 50.0 grams of magnesium reacts with 71.0 grams of hydrochlorie acid according to the foloowing equation: Mg(s) + 2HCl(aq) -> MgCl2(s) + H2(g) 1) What is the maximum mass of magesium chloride that can be produced? Maximum mass of magnesium chloride

    asked by Charile on May 23, 2010
  86. Pre-Algrebra

    3. 2x^2+6x-7x+8-3x^2+1 A. 2x^2+x+9 B. -2x^2-x-9 C. -x^2-x+9 D. x^2+9 4. What are the coefficents in the polynomial 4x^2+3x-3 A. 4,-3,-3 B. 4,3 C. 4,3,3 D. -4,-3 6. (7x^2-x-2)-(6x^3+3) A. 6x^3-+7x^2-x-5 B. -6x^3+7x^2-x+1 C. -x^3-x-5 D. x^2-x+1 7. Suppose

    asked by Help please! on May 24, 2016
  87. physics

    A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the

    asked by sand on May 24, 2012
  88. chemistry

    A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the

    asked by sand on May 24, 2012
  89. physics

    A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the

    asked by sand on May 27, 2012
  90. physics

    A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the

    asked by sand on May 22, 2012
  91. chemistry/physics

    A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the

    asked by sand on May 24, 2012
  92. physics-kinetic theory

    A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the

    asked by sand on May 25, 2012
  93. Physics

    An airplane is flying above an observer standing on the ground. At the moment it passes overhead, the observer judges by its apparent size that the airplane’s altitude is 30,000 feet. It takes 50 seconds for the plane, moving in a straight, horizontal

    asked by Anonymous on March 23, 2016
  94. Math

    1. A company that manufactures drinking glasses packages 100 glasses per container for shipping. During the packaging process, an average of 3 glasses are broken per container. If the company needs to package and ship 14,000 drinking glasses that are not

    asked by BTS on March 1, 2019
  95. chemistry

    b. Methanol, CH3OH, which can be used as a fuel, can be formed by the reaction between carbon monoxide and hydrogen as depicted in the following balanced equation. 2H2 + CO ¨ CH3OH Suppose 356 g of CO and 65 g of H2 are mixed and allowed to react. (i)

    asked by jenny on December 28, 2011
  96. Math- HELP

    There is a triangle inside of a circle. I have to find area of the shaded region which is the circle. So i would have to substract the area of the triangle from the area of the circle. the radius of the circle is 3 inches. I found the area of the

    asked by MK on December 2, 2010
  97. Physics

    A particular piano wire has middle C (261.7 Hz) for its second harmonic. The wire's length is 2.7m. What is the speed of the wave in the wire? If the wire has 270 lbs of tension what is its linear density? What is the wavelength of this tone emitted into

    asked by Shelby on December 5, 2013
  98. Quantum Physics

    Suppose we ran m steps of Grover's algorithm on some function f (which has one marked element y) and the resulting superposition was exactly |y⟩. (a) What was the state after the (m−1)-th step? Note that you can describe the superposition by specifying

    asked by plz help on March 28, 2013
  99. alagebra

    Suppose you are an event coordinator for a large performance theater. One of the hottest new Broadway musicals has started to tour, and your city is the first stop opn the tour. You need to supply information to anticipate staffing needs until the tickets

    asked by Anonymous on April 13, 2009
  100. finance

    ATM Banc has the following liabilities and equity categories: Deposits $9 million, Other liabilities $4 million, Owners’ capital $2 million. . a. What would be the bank’s total liabilities and capital if owners’ capital were half the size of other

    asked by mark on January 19, 2013