Jean

Popular questions and responses by Jean
  1. World History

    What legacy was established after the Holocaust for nations to deal with genocide? 1.The Nuremberg Trials provided a plan for countries to conduct international courts in a postwar world. 2. The Potsdam Conference established war reparations as a method

    asked on February 13, 2019
  2. World History B

    Which is the most accurate description of Mao Zedong? A) a student of Communism who led an army of peasants to unify mainland China, commanding it as General Mao B) a general who used the army to overthrow China’s last imperial dynasty, taking the throne

    asked on February 2, 2019
  3. physics

    At high noon, the Sun delivers 1000W to each square meter of a blacktop road. If the hot asphalt loses energy only by radiation, what is its equilibrium temperature? so I know that the formula to find the RATE OF RADIATION= the constant (5.6696 x 10^-8

    asked on April 26, 2007
  4. physics

    A child, who is 45 m from the bank of a river is being carried downstream by the river's swift current of 1.0 m/s. As the child passes a lifeguard on the river's bank, the lifeguard starts swimming in a straight line until she reaches the child at a point

    asked on September 3, 2014
  5. Algebra 1

    Jane needs a short-term loan to buy a new washing machine. She needs to borrow $1500 at 20% compounded annually and plans to have it paid off in 1 year. Jane writes the formula 1500(1.2)t and finds out that this loan will cost her $1800. Which equation

    asked on February 28, 2019
  6. World History B

    What was the main purpose of the League of Nations? 1. to create friendly feelings among countries 2. to restore the economy of Western nations 3. to help President Wilson get elected 4. to maintain territorial and political independence Is the answer 4?

    asked on February 13, 2019
  7. World History B

    Which analyze effects of World War I on the internal politics of Russia? (Select all that apply.) A)Communists were able to gain power through a second revolution in the political chaos of the war. B) Russia’s alliance with emerging democracies of France

    asked on February 13, 2019
  8. physics.

    A 20.0 kg cannon ball is fired from a cannnon with muzzle speed of 1000 m/s at an angle of 37.0 with the horizontal. A second ball is fired at an angle of 90.0. Use the conservation of energy principle to find a] the maximum height reached by each ball and

    asked on March 15, 2007
  9. statistics

    A multiple-choice quiz has 15 questions, each with 4 possible answers of which only 1 is the correct answer. What is the probability that a student gets 7 to 11 correct answer?

    asked on September 10, 2015
  10. Physics

    A sky diver of mass 80.0 ks jumps from a slow-moving aircraft and reaches a terminal speed of 50.0 m/s. a) What is the acceleration of the sky diver when her speed is 30.0 m/s? What is the drag force on the diver when her speed is b) 50.0 m/s? c) 30.0 m/s?

    asked on March 1, 2007
  11. World History B

    Which most accurately describes one point of conflict between supporters and critics of the climate change theory? A) Critics demand immediate controls, while supporters want to take time to study the warming trend. B)Supporters demand immediate controls,

    asked on February 8, 2019
  12. Business Math

    Lee Holmes deposited $ 15,000 in a new savings account at 9% interest compounded semiannually, At the beginning of year 4, Lee deposites an additional $40000 at 9% interest compounded semiannually. At the end of the 6 years what is the balance in Lee;s

    asked on December 5, 2012
  13. Algebra

    A beach ball rolls off a cliff and onto the beach. The height, in feet, of the beach ball can be modeled by the function h(t)=64–16t2, where t represents time, in seconds. What is the average rate of change in the height, in feet per second, during the

    asked on March 1, 2019
  14. chem

    The value of ΔH° for the reaction below is -1107 kJ: 2Ba (s) + O2 (g) → 2BaO (s) How many kJ of heat are released when 5.75 g of BaO (s) is produced?

    asked on March 25, 2018
  15. AP Statistics

    I was sick and when I came back to school I received this question as homework and I don't understand it... Jenny is a 60 percent free-throw shooter She gets to shoot a second free throw if and only if she makes her first shot. She can score 0 points( if

    asked on January 2, 2018
  16. managerial economics

    At a recent board meeting, the president and CEO got into a heated argument about whether to shut down the firm's plant in Miami. The Miami plant currently loses $60,000 monthly. The president of the firm argued that the Miami plant should continue to

    asked on February 29, 2008
  17. Algebra

    Which of the following functions is equivalent to the function below? Select two that apply. f(x)=3 ^2x+1 1) g(x)=27^x 2) g(x)=9^x +1 3) g(x)=3^2x +3 4) g(x)=3⋅9^x 5) g(x)=2⋅3^x +1 6) g(x)=(1/3)^−(2x+1) I selected answers 2 and 4. Are these correct?

    asked on March 1, 2019
  18. Algebra

    A sequence is defined recursively by the following rules: f(1)=3 f(n+1)=2⋅f(n)−1 Which of the following statements is true about the sequence? Select all that apply. f(5)=33 f(3)=10 f(4)=18 f(6)=66 f(2)=5 I cannot seem to figure out what to do, I even

    asked on February 22, 2019
  19. more physics.

    What change in entropy occurs when a 27.9-g ice cube at -12 C is transformed into steam at 115 C? Add the entropy changes due to: (1) heating the ice to 0C, (2) melting the ice, (3) heatng the water from 0 to 100 C, and (4) Evaporating the liquid water.

    asked on April 26, 2007
  20. Algebra

    Which of these is another way to write the function ƒ(x)=16x? 1) f(x)=4^4x 2) f(x)=2^4x 3_ f(x)=2 ^x/4 4_f(x)=4 ^/x4 I the answer 2, is that correct?

    asked on March 1, 2019
  21. physics

    croquet ball must have a set mass of 0.50 kg. a red ball moving at 10.0 m/s, strikes an at-rest green ball head on. The red ball continues moving at 1.5 m/s after it hits the green ball. What is the final speed of the green ball?

    asked on May 15, 2014
  22. Probability

    Of 500 employees, 200 participate in a company's profit sharing plan(P), 400 have major insurance coverage(M), & 150 employees participate in both programs. Construct a Venn diagram and find out the probability that a randomly selected employees a) will be

    asked on October 19, 2011
  23. physics

    A body moving with uniform acceleration has a velocity of 9.8 cm/s when its x coordinate is 1.38 cm. If its x coordinate 1.4 s later is -8.1 cm, what is the magnitude of its acceleration? Answer in units of cm/s2

    asked on August 24, 2011
  24. Physics

    Calculate the force required to pull a copper ball of radius 2.00 cm upward through a fluid at the constant speed 9.00 cm/s. Take the drag force to be proportional to the speed, with proportionality constant 0.950 kg/s. Ignore the buoyant force.

    asked on March 1, 2007
  25. Critical Thinking (philosophy)

    1. 21{1[2(24)24]}> The average height of members of the high school basketball team is six feet, three inches. Jerry is on the high school basketball team, so Jerry must be taller than six feet. The argument above is flawed because it confuses (Points : 1)

    asked on April 30, 2011
  26. World History

    How did Europeans use the idea of eugenics to justify colonization and imperialism? Europeans theorized that their economic superiority justified their claim to foreign resources for technological advancement. Europeans thought that their scientific

    asked on January 13, 2019
  27. Math

    In a survey of students about favorite sports the results include 23 who like tennis 24 like football 7 like tennis and football 20 like football and baseball 5 like all three sports 9 like no sports. How many students like only tennis and football? How

    asked on October 1, 2016
  28. Business Math

    Jim Company bought a machine for $36,000with an estimated lofe of 5 years. The residual value of the machine is $6,000 Calculate (a) the annual depreciation and (b) the book value at the end of year 3. Assume straight-line depreciation

    asked on December 20, 2012
  29. Business Math

    Lee Willis loaned Audrey Chin $16000 to open Snip Its Hair Salon. After 6 years, Audrey will repay Lee with 8% interest compounded quartly. How much will Lee receive at the end of 6 years?

    asked on December 5, 2012
  30. health care in the US

    What is the impact of medical professional shortages on healthcare delivery?

    asked on September 23, 2008
  31. World History

    What effect did the launching of Sputnik have on American society? 1.It created a sense of national pride in American technology. 2. It ultimately led to a growth in the size and scope of government. 3. It led the government to take a less involved role in

    asked on February 13, 2019
  32. Calculus

    The balloon leaves the ground 80 ft. from an observer and rises vertically upward at 5 ft/s. (a) How fast is the balloon receding from the observer after 12 seconds? (b) find the corresponding acceleration? How do I sketch it? and what equation should I

    asked on August 12, 2015
  33. psychology

    Write a 350- to 700-word paper that explains which of Erikson’s eight stages of life you believe you are currently in. Explain why you think you are at that stage and describe that stage in your paper. What is the central question posed during that

    asked on September 16, 2012
  34. statistics

    Suppose you administered an anxiety test to a large sample of people and obtained normally distributed scores with a mean of 45 and standard deviation of 4 There are 200 students in a sample. How many of these students will have scores that fall under the

    asked on September 9, 2011
  35. managerial economics

    The MorTex Company assembles garments entirely by hand even though a textile machine exists that can assemble garments faster than a human can. Workers cost $50 per day, and each additional laborer can produce 200 more units per day (i.e., marginal product

    asked on February 8, 2008
  36. Calculus

    A man 5.5 ft tall walks away from a lamp post 10 ft high at the rate of 8 ft/s. (a) How fast does his shadow lengthen? (b) How fast does the tip of the shadow move? Can you please tell me what method/s you used to come up with a solution? I wasn't sure

    asked on August 12, 2015
  37. Math

    If a hallway is 90 feet long & 7 feet wide and it takes 1/2 ounce of cleaning solution to clean 1 square foot, how much cleaning solution is needed to clean the hallway?

    asked on July 10, 2014
  38. American National government

    According to the trustee model of representation, members of Congress must do what

    asked on May 5, 2013
  39. science

    What is science

    asked on January 27, 2013
  40. Chemistry

    Are the following parameters stability indicating? 1) Viscosity of a substance 2) Optical rotation of a substance

    asked on April 13, 2012
  41. Philosophy

    The very large increase in allergies over the last thirty years is due to the great success of immunizations administered over this time period. Since immunizations have nearly eliminated life-threatening diseases such as polio, the human immune system

    asked on April 30, 2011
  42. psychology

    briefly describe one developmental theory on erik erikson?

    asked on June 3, 2010
  43. Physics

    If you place a glass test tube in water, you can see the tube. If you place it in clear soybean oil, you may not be able to see it. What does this indicate about the speed of light in the oil and in the glass?

    asked on November 19, 2009
  44. physics

    Farhan tosses a ball upwards with an initial velocity of 13.0 m/s. What is the direction of motion of the ball 2.4 seconds after he threw it? type "up" if it is moving up and "down" if it is moving down

    asked on August 25, 2011
  45. chemistry

    A drop of starch is added to a mixture of 97.30 ml of 0.1096 M I2 and 97.20 ml of 0.1098 M Na2S2O3. I've already calculated the moles of I2 to be 10.66408 moles and the moles of Na2S2O3 to be 10.67256. Will the solution be blue even if their moles aren't

    asked on February 5, 2009
  46. home health care

    where can i go to find information on this question I have to ask? how are services provided in home health care to fit in continuum of care

    asked on September 27, 2008
  47. Math- algebra

    using L as the length and W is wide asume L is great then W . If a architect is makiing a swimming pool to go into a rectangular area of fencing and she uses 6 yards of fencing to enclose a rectangular area of 352 square yards what would the dinension be

    asked on July 4, 2008
  48. science

    What are some of the health problems associated with anorexia nervosa, bulimia nervosa, and binge-eating disorder?

    asked on September 17, 2007
  49. principles of finance

    A project has intial outlay of 4,000. It has a single payoff at the end of year 4 0f 6,9996.46. What is the internal rat of return for the project (round to the nearest %) need by tonight. Thank You 4000*(1+r)^4 = 6996.46 (I think you typed too many nines

    asked on March 28, 2007
  50. Algebra

    Celsius temperature readings can be converted to Fahrenheit readings using formula F=9/5c+32 What is the fahrenheit temp. that corresponds to each of the following Celsius temperatures -10, 0, 15, 1000? I will be happy to critique your work on this. You

    asked on September 16, 2006
  51. World History B

    Which most accurately describe the risks of using bitcoins in a virtual black marketplace? (Select all that apply.) A) Bitcoin-related fraud is difficult to prosecute due to anonymity. B) New virtual currencies make bitcoin users seem old-fashioned. C) The

    asked on February 8, 2019
  52. English

    My apple trees will never get across. Which figure of speech is this??

    asked on March 28, 2018
  53. physics

    the rate at which radiant energy from the sun reaches the earth's upper atmosphere is about 1.50kW/m2. the distance from the earth to the sun is 1.50*10^11m, and the radius of the sun is 6.96 * 10^8m. if the sun radiates as an ideal black body (e=1), what

    asked on May 7, 2017
  54. chemistry

    Consider the equilibrium reaction CO(g)+H2O(g)⇋CO2(g)+H2(g) Determine how each change in the left-hand column will stress the system and in which direction the equilibrium reaction will shift in response.

    asked on April 18, 2016
  55. math

    7x-3y+4z=18 13x+6y+8z=30 11x-9y-12z=16 Find x,y,z please show the solution pleaseee

    asked on October 4, 2015
  56. math

    Find the rectangle with the maximum area inside the ellipse x^2/16 + y^2/4=1. Thanks.

    asked on September 21, 2014
  57. chemistry

    very hot sinc will react with steam to form zinc oxide and hydrogen. If 5.4 liters of hydrogen was used to use up 20 g of zinc completely. What is the percent yield of this process

    asked on February 12, 2014
  58. Business Math

    Being inventory of 12 sets of paints at a cost of $1.50 each. During the year the store purchased 4 sets at $1.60, 6 sets at $2.20, 6 sets at $2.50, and 10 sets at $3.00. By the end of the year, 25 sets were sold. Caculate the number of paint sets in stock

    asked on December 26, 2012
  59. Business Math

    Jim Clinnin purchased a used RV with 19,000 miles for $46,000. Originally the RV sold for $70,000 with a residual value of $20,000. After subtracting the residual value, depreciation allowance per mile was $.86. How much was Jim's purchase price over or

    asked on December 20, 2012
  60. Business Math

    From the following facts, complete a depreciation schedule using thee straight - line cost of Highlander- $30,000 residual value- $6,000 estimated life- 8 years

    asked on December 20, 2012
  61. Chemistry

    find the volume of 56.4 g of a substance that has a density of 2.42 g/mL

    asked on November 8, 2012
  62. physics

    A 301-kg motorcycle is accelerating up along a ramp that is inclined 30.0º above the horizontal. The propulsion force pushing the motorcycle up the ramp is 3420 N, and air resistance produces a force of 230 N that opposes the motion. Find the magnitude of

    asked on October 3, 2012
  63. math

    a rectangular garden has a length of 9 meters and a width of 7 meters. inside the garden is a square patch of roses. the patch is a square with sides of 4 meters. what is the area of the part of the garden NOT covered by roses?

    asked on September 29, 2012
  64. physics

    A plane leaves Seattle, flies 85 mi at 22 degrees north of east, and then changes direction to 48 degrees south of east. After flying 115 mi in this new direction, the pilot must make an emergency landing on a field. The Seattle airport facility dispatches

    asked on September 12, 2012
  65. Pharmacy Math

    How much stock solution of hydrogen peroxide 8% will you need to make 320ml of hydrogen peroxide 2% solution? ____

    asked on July 30, 2012
  66. Math

    What is the range of 100, 95, 88, 0, and 87?

    asked on February 26, 2012
  67. chem: Drbob222

    Hi I have a follow up to a question that was answered previously. New question: So when the HPO4(2-) reacts with the NaOH, will the equation be this?: HPO4^(2-) + NaOH --> H2O + NaPO4(2-) But how do I write the equation for the H2PO4^- and HCl? H2PO4^- +

    asked on January 30, 2012
  68. chem

    write an equation for which component of the phosphate buffer (H2PO4-/ HPO4^2-) reacts when HCl is added. Do the same for NaOH. I think that the H2PO4- will react with the NaOH but its only a guess and I'm confused as to how I would go about doing this.

    asked on January 29, 2012
  69. psychology

    Case study method to investigate a mother's experience in raising a child with autism

    asked on April 20, 2011
  70. math

    a picture frame containing a photogragh is 11 inches wide and 14 inches high. a mat around the photograph is 1 1/2 inches wide on all sides. what are the dimensions of the photograph? do you want to add or subtract from each side?

    asked on January 17, 2011
  71. math

    write a fraction greater than 1 for 5/8

    asked on January 10, 2011
  72. Analytic Geometry

    Find the value of x if the slope of the line segment joining (3/10,6) and (x,-4) is 5.

    asked on December 11, 2010
  73. english

    I need the following sentence to be one sentence. Does this sentence flow okay and is punctuation correct? Is there a better way to word the following sentence? I am applying for the position of office manager of surgical services at Barnes Hospital that

    asked on October 5, 2010
  74. statistics

    If 80% of the applicants are able to pass a driver's proficiency road test, find the mean, variance, and standard deviation of the number of people who pass the test in a sample of 300 applicants.

    asked on October 1, 2010
  75. math

    Help! i am having trouble finding the order pair for the first pair I have (0,-12), but I am not sure this is correct 9x-4y= -12 and 4y-9x=12

    asked on September 26, 2010
  76. 3rd grade math

    Shelby had $18.50. she spent $7.25 at the car wash. Write an expression that shows what she spent.

    asked on September 26, 2009
  77. microeconomics

    what is meant by the term"utility" and how does the idea relate to purposeful behavior?

    asked on January 18, 2009
  78. physics

    A spelunker drops a stone from rest into a hole. The speed of sound is 343m/s in air, and the sound of the stone striking the bottom is heard 1.46s after the stone is dropped. How deep is the hole? What is it in meters

    asked on October 23, 2008
  79. business

    What issues can arise in doing business globally?

    asked on May 27, 2008
  80. Economics

    What economic conditions are relevant to decision-making?

    asked on April 22, 2008
  81. statistics

    Scores on a test are normally distributed with a mean of 68.2 and a standard deviation of 10.4. Estimate the probability that among 75 randomly selscted students, at least 20 of them score greater that 78.

    asked on April 13, 2008
  82. managerial economics

    When McDonald's Corp. reduced the price of its Big Mac by 75% if customers also purchased french fries and a soft drink, The Wall Street Journal reported that the company was hoping the novel promotion would revive its US sales growth. It didn't. Within

    asked on March 14, 2008
  83. managerial economics

    The Harley-Davidson motorcycle company, which had a copyright on the word "hog," applied for exclusive rights to its engine sound. Why would a company want copyrights on two such mundane things? In my opinion. The reason for the two mundane things is to

    asked on February 28, 2008
  84. managerial economics

    At a recent board meeting, the president and CEO got into a heated argument about whether to shut down the firm's plant in Miami. The Miami plant currently loses $60,000 monthly. The president of the firm argued that the Miami plant should continue to

    asked on February 25, 2008
  85. managerial economics

    Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. They estimated that in mass production the car would cost $40,000 per unit to build. The engineers argued that

    asked on February 16, 2008
  86. managerial econ

    As manager of Citywide Racquet Club, you must determine the best price to charge for locker rentals. Assume that the (marginal) cost of providing lockers is 0. The monthly demand for lockers is estimated to be Q = 100 - 2P where P is the monthly rental

    asked on February 6, 2008
  87. financial management

    I have toi draw a time line and am not sure where to begfin so if anyone can help walk me through this it wouldbe so helpful. i don't want just the answer i need to know how to do it. thanks. this is the question.Draw a time line that shows when the net

    asked on November 14, 2007
  88. Psychology

    1. How do you know if a person has a obsessive-compulsive disorder? 2. In what way does the mind work, to teach hatred in that person towards gifted/intellectual people? I need to know by Tuesday!

    asked on September 2, 2007
  89. science

    out side of protien being good for cloting blood in your body what are some other benefits i can say about it. making you fat is not a benefit. Protein is the source of amino acids used for making muscle tissue. Thank you for using the Jiskha Homework Help

    asked on August 18, 2007
  90. algebra

    List the like terms in the following group of terms. –7u, 4tu2, 4t2u, –5tu2, 7tu2, 6t2 did I do this correct? (4tu² + 7tu² + -5tu²) + 4t²u +6t² +-7u

    asked on May 29, 2007
  91. physics

    A light rigid rod 1.00 m in length joins two particles, with masses 4.00 kg and 3.00 kg, at its ends. The combination rotates in the xy plane about a pivot through the center of the rod. Determine the angluar momentum of the system about the origin when

    asked on May 23, 2007
  92. ..physics.

    At 20.0 C, an alumium ring has an inner diameter of 5.0000 cm and a brass rod has a diameter of 5.0500 cm. a. If only the ring is heated, what temperature must it reach so that it will just slip over the rod? b. WHAT IF? If both are heated together, what

    asked on April 19, 2007
  93. principles of finance

    You are considering the of xyz company's perpetual preferred stock, which pays a perpetual divend of $8 per. If the appropriate discount rate for this investment is 14%, what is the price of one share of this stock? Thank you. Preferred stock differs from

    asked on March 28, 2007
  94. math

    jamie ran two laps around a track in 99 seconds. how long did it take him to run each lap if he ran the first lap 8.5m/s and the second at 8.0m/s? Let t be the first lap time and L be the length of one lap. 8.5 m/s * t = L 8 m/s * (99-t) = L These two

    asked on November 28, 2006
  95. Chemistry

    A 0.003913 mol sample of an organic compound was burned in oxygen in a bomb calorimeter. The temperature of the calorimeter increased from 23.1 °C to 25.7 °C. If the heat capacity of the calorimeter is 4.24 kJ (°C)−1, then what is the constant volume

    asked on February 2, 2020
  96. Algebra

    Gaya owes $75. She plans on paying back her debt at $3 per day. The amount she owes after a given number of days can be represented by y=3x−75. Which of the following correctly analyzes the domain of this situation? 1) The domain represents time, in

    asked on February 22, 2019
  97. World History B

    Which explains a consequence of the rise of global virtual markets? A) International trade has become stagnant due to open borders. B) The growth of regional economies is limited to local resources. C)Virtual shopping limits the product selection from

    asked on February 8, 2019
  98. World History

    Read the statement. Finally, you have broader considerations that might follow what you would call the “falling domino” principle. You have a row of dominoes set up, you knock over the first one, and what will happen to the last one is the certainty

    asked on February 2, 2019
  99. World History B

    Which explain how outside factors influenced the conflict in Vietnam in the years after World War II? (Select all that apply.) A) At the threat of an invasion from the Soviet Union, the non-Communist leader in South Vietnam resigned in favor of Communist

    asked on February 2, 2019
  100. social studies

    Middle SchoolHistory 5+3 pts 1. The Pacific islands formed by coral reefs are called (1 point) A. volcanic. B. reefs. C. atolls. D. plates. 2. What is a reason few people have settled in the interior of Australia? (1 point) A.No mineral wealth is in the

    asked on January 30, 2019

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