Cheryl

Most popular questions and responses by Cheryl
  1. computer science

    9.10: Reverse Array Write a function that accepts an int array and the array’s size as arguments. The function should create a copy of the array, except that the element values should be reversed in the copy. The function should return a pointer to the

    asked on February 18, 2012
  2. physics

    Julie carries an 8.0-kg suitcase as she walks 18 m along an inclined walkway to her hotel room at a constant speed of 1.5 m/s. The walkway is inclined 15 degrees above the horizontal. How much work does Julie do in carrying her suitcase?

    asked on December 15, 2011
  3. college chem

    what volume of 0.955 M HCl, in milliliters, is required to titrate 2.152g of Na2CO3 to the equivalent point? Na2CO3(aq) + 2HCl(aq) 2NaCl(aq) + CO2(g) + H2O(1) can this please be explained in simple step by steps? i am sick and i am having trouble

    asked on October 6, 2011
  4. computer science

    Declare a structure whose tag name is Emp and that contains these fields (in the following order): a double field named d, a character pointer named str, and an array of eleven integers named arr. * I'm good till here. In addition, declare a array named

    asked on February 19, 2012
  5. math

    In your opinion, how is the order operation used to solve equation. exponets, groups, multiplication, division, addition, subtraction. This allowes you to get the same result every time..... I hope this helps :) I searched Google under the key words "math

    asked on March 19, 2007
  6. Consumer Math

    1. Ken bought a car last year to drive back and forth to work. Last year he spent $1,098 on gas. This year, it was $1,562. What is the inflation rate? a. About 51% b. About 42% c. About 20% d. About 39% I believe it is b is this correct? 2.Carnie had an

    asked on February 24, 2014
  7. computer science

    The variable cp_arr has been declared as an array of 26 pointers to char. Allocate 26 character values, initialized to the letters 'A' through 'Z' and assign their pointers to the elements of cp_arr (in that order). int

    asked on February 18, 2012
  8. computer science

    The variable cp_arr has been declared as an array of 26 pointers to char. Allocate 26 character values, initialized to the letters 'A' through 'Z' and assign their pointers to the elements of cp_arr (in that order).

    asked on February 17, 2012
  9. MAth

    The sale price of a spring break vacation package was $179.99 and he travel agent said by booking early you saved $20. What is the percent reduction in price? 179.99/20

    asked on April 3, 2016
  10. math

    adult tickets for a play cost $5.50 and a child ticket cost $3.50. They sold 550 tickets and collected $2139.00. How many adult tickets sold

    asked on November 8, 2015
  11. Chemistry 20

    The mass of calcium hydrogen carbonate that would be found in 52.0L of hard water in a bathtub is _______________ g. The amount concentration of calcium hydrogen carbonate in the hard water is __________mmol/L

    asked on April 30, 2011
  12. chemistry

    How many joules are required to convert 16.5 g of ice at 0.0°C to liquid water at 32.0°C? The heat of fusion of water is 334 J/g.

    asked on May 4, 2011
  13. physical science

    A certain radioactive substance has a half-life of 1 hour. If you start with 1 gram of the material at noon, how much will be left at 3:00 P.M.? At 6:00 P.M.? At 10:00 P.M.?

    asked on November 2, 2011
  14. Check: Geography

    1.The Soviet program of creating cotton fields in central Asia had disastrous consequences for: a. the Caspian Sea b. the Aral Sea c. Lake Baikal d. the Black Sea answer: B 2.What occurred after the fall of the Ottoman Empire? a.The Seljuk Turks conquered

    asked on March 10, 2011
  15. Math

    On a test of motor coordination, the population of average bowlers has a mean score of 24, with a standard deviation of 6. A random sample of 30 bowlers at Fred's Bowling Alley has a sample mean of 26. A second random sample of 30 bowlers at Ethel's

    asked on October 8, 2015
  16. Algebra

    A passenger will go 465 miles on 15.5 gallons of gas in city driving. What is the rate in miles per gallon?

    asked on November 7, 2018
  17. Life Skills

    The Civil War was an example of which type of conflict? a. interpersonal b. intrapersonal c. intergroup d. intragroup I believe its C, is that correct?

    asked on February 22, 2013
  18. Finance

    Calculate the project’s initial Time 0 cash flow, taking into account all side effects.? This will be a five-year project. The company bought some land three years ago for $4.2 million in anticipation of using it as a toxic dump site for waste chemicals,

    asked on November 23, 2013
  19. chemistry

    When doing an experiment with a calorimeter why is important to keep the lid on?

    asked on October 11, 2013
  20. Chemistry: Answer check please!

    1. Reactions follow the law of conservation of mass. a.) True b.) False Answer: True 2. Reactants are the materials used in a chemical reaction. a.) True b.) False Answer: True 3. In a chemical equation, the mass on the left of the arrow equals the mass on

    asked on April 2, 2011
  21. Science

    1. Symbiotic relationships may evolve a. very quickly to remove all benefits acquired by the relationship. b. rapidly over a short period of time throughout all species. c. over time by co-evolution of adaptations that reduce the harm or improve the

    asked on January 6, 2012
  22. college chem

    sodium sulfide, Na2S, is used in the leather industry to remove hair from hides. The Na2SO4 + 4C -> Na2S +4CO(g) so suppose you mix 15(g) of Na2SO4 and 7.5g of C. which is the limiting reactant AND what is mass of Na2S that is produced?

    asked on October 9, 2011
  23. American Government

    The Constitution establishes rules that the United States government must observe. There are five main principles that form the basis of these rules and ensure our democratic government. In a minimum of three well-developed paragraphs, list, define, and

    asked on October 22, 2010
  24. algebra1

    M varies directly with n; m=144 when n=8. What is the constant of variation k? I don't know what this mean. Could you help me out in solving this/ A statement such as "M varies directly with n" can be changed to the equation M=kn, where k is a constant.

    asked on March 29, 2007
  25. chemistry

    A nitric acid solution containing 71.0% by mass of the acid has a density of 1.42g/ml how many grams of nitric acid are present in 1.0L of this solution

    asked on May 3, 2013
  26. Chemistry 20

    What volume of concentrated phosphoric acid is required to prepare 250ml of a 0.375mol/L solutions?

    asked on June 18, 2011
  27. algebra

    State whether the growth (or decay) is linear or exponential, and answer the associated question. The population of Jamestown is increasing at a rate of 2.5% each year. If the population is 25,000 today, what will it be in 2 years?

    asked on February 1, 2016
  28. accounting

    V P3-10. Calculating Present Value of a Savings Fund. (Obj. 5) Hal Thomas wants to establish a savings fund from which a community organization could draw $850 a year for 45 years. If the account earns 6 percent, Hal will have to deposit $ now to achieve

    asked on February 11, 2011
  29. calculus

    Is this a correct answer, I'm trying to integrate the marginal revenue function to get the function for total revenue. R'(x)=(30/(2x +1)^2)+30 =R(x)=(-15/2x+1)+30x

    asked on April 13, 2010
  30. Geography

    1. All of the following are results of the Meiji reforms except the a. creation of the Diet b. institution of a Japanese caste system. c. establishment of a new educational system. d. construction of the railroads. is it a?

    asked on March 31, 2011
  31. American Government: Research Paper

    I chose for my Research paper to write about Mark Kirk. How do I write a thesis statement in a Bibliography? HELPPPPP :D

    asked on February 25, 2011
  32. computer science

    int *reverse(const int *, int); int *temp; temp = reverse(arr1,N); int *reverse(const int *arr1, int N) { int *arr2; arr2 = new int[N]; for(int count = 0; count < N; count++) { for(int index = (N-1); index

    asked on February 17, 2012
  33. statistics

    A group of 49 randomly selected construction workers has a mean age of 22.4 years with a standard deviation of 3.8. According to a recent survey, the mean age should be mu=21.9. Test this hypothesis by constructing a 98% confidence interval for the

    asked on November 19, 2013
  34. statistics

    2. Punkey Electronics, a small manufacturer of electronic research equipment, has approximately 7,000 items in its inventory. They just hired Joe Detail to manage the inventory. Joe has determined that 10% of the items in inventory are A items, 35% are B

    asked on November 11, 2011
  35. chemistry 2

    the balanced equation for the reduction of iron ore to the metal using CO is Fe2O3+3CO(g) -> 2Fe+3CO so what is the maximum of iron in grams that can bbe obtained from 454g (1.00 lb) of iron (III) oxide? AND what mass of CO is required to react with the

    asked on October 9, 2011
  36. math

    Find the future value of an annuity if you invest $200 quarterly for 20 years at 5% interest compounded quarterly.

    asked on April 12, 2016
  37. Environmental Science

    1. The main provisions of the Endangered Species Act include all of the following EXCEPT: a. individuals may not destroy the habitats of endangered species b.one may not catch or kill, uproot, sell or trade any endangered or threatened species. c. the

    asked on January 6, 2012
  38. Pre-algebra:Check

    1. How many ways can the letters in the word LINEAR be arranged? a. 360 b. 720 c. 120 d. 240 is the answer a?

    asked on April 22, 2011
  39. Math

    A cell phone company charges $0.28 for each text message. Paula plans to spend no more than $5.00 on text messages next month. Write and solve an inequality to find how many text messages she will be able to send.

    asked on March 19, 2018
  40. English

    Aboard at a ship’s helm, A young steersman steering with care. Through fog on a sea-coast dolefully ringing, An ocean-bell—O a warning bell, rock’d by the waves. O you give good notice indeed, you bell by the sea-reefs ringing, Ringing, ringing, to

    asked on March 11, 2013
  41. financial acct

    Crowns issed 40,000 shares of $5 par value common stock for $14 per share. Prepare journal entries using a chart of acct.

    asked on January 24, 2013
  42. computer science

    my code works in c++ so the logical I am getting error must be in the reading of the problem, but I can't see it: Given a type Money that is a structured type with two int fields, dollars and cents. Assume that an array named monthlySales with 12 elements,

    asked on February 24, 2012
  43. chem

    ok my professor lost me when explaining this material so please bare with me and help me step by step one of the questions is: after absorbing 1850J of energy as heat, the temperature of a .500-kg block of copper is 37C what was its initial temperature

    asked on October 12, 2011
  44. Strayer University

    a dog-food company makes a special kind of dog food. It consists of 10% meat powder and 90% grain. The meat powder cost 80 cents per pound. The grain costs 70 cents per pound. What is the cost of the new materials per pound of dog food?

    asked on July 21, 2011
  45. chemistry

    The conjugate acid of CNO- is a. HCNO b. CNO- c. CN- d. H2CNO e. HCN Not quite sure for this question, is A the answer? Need help, thanks.

    asked on May 26, 2011
  46. Chemistry(HELP)

    Can you check this answer? 1. Heat of combustion is the heat released by the complete combustion of one mole of a substance. a.) True b.) False Answer: b.) False Is this right?

    asked on April 5, 2011
  47. Physics

    If you throw a rock as far as you can from the ground level of a building, and from the top level of a building, will it go further horizontally when thrown from the higher level or from the ground level?

    asked on April 4, 2011
  48. chemistry

    Which of the following is true for the gas phase reaction shown below? 4NH3(g) + 5O2(g) ¨ 4NO(g) + 6H2O(g), ƒ¢H = -0.905 kJ

    asked on March 15, 2011
  49. Pre-Algebra: HELP PLEASE

    I'm really bad at these, can someone help me PLEASE? 1. Name the property shown by the statement: 9x + 0 = 9x a. Commutative Property of Addition b. Commutative Property of Multiplication c. Identity Property of Addition d. Identity Property of

    asked on March 1, 2011
  50. math

    A total of tickets were sold for the school play. The number of student tickets sold was two times the number of adult tickets sold . How many adult tickets were sold?

    asked on August 30, 2010
  51. reading and preschoolers

    Beginning readers' past experiences with ____ is believed to be necessary for children to acquire reading skill.

    asked on December 12, 2016
  52. Math

    An employee has an annual salary of $26965. After he arranges to have deducted from his salary 12% for the purchase of bonds 17% for federal witholding tax and 3% for a retirement fund what is the amount of his monthly check

    asked on February 7, 2016
  53. statistics

    If a bag contains a set of 20 red balls, 10 green balls, and 15 black balls, then what is the possiblity of selecting (in this order) a red ball, a green ball, and a red ball. Without Replacement of the items selected. Can you explain how you get the

    asked on September 12, 2012
  54. American Government: Check my answers please

    1. Self-interest is not a primary motivation for people to become involved in a capitalist economy. a. True b. False Answer: A 2. In the U.S. economy, the government does not interrupt the market economy and business transactions between companies. a. True

    asked on June 27, 2011
  55. Chemistry

    In the titration of a weak acid with a strong base, the pH at the equivalence point is affected mostly by a.hydrolysis (reaction with water) of the weak acid b.the dissociation of water molecules c.the presence of excess base d.the hydrolysis of the

    asked on May 26, 2011
  56. Algebra: x and y intercept, someone check please

    1. Find the x-intercept and the y-intercept of 8x - 2y = -24. a. x = -7, y = 2 b. x = -4, y = 14 c. x = -3, y = 12 d. x = 7, y = -2 answer: d 2. Find the x- and y- intercept of the line 2x + 3y = -18. a. x-intercept is 18, y-intercept is 18. b. x-intercept

    asked on May 16, 2011
  57. Chem: Two questions

    Identify the two types of reactions: 1. A+B--> Answer: Synthesis Reaction 2. A+BC-->AC+B Answer: Single Replacement or Substitution Reaction THANK YOU !

    asked on April 2, 2011
  58. Chemistry: Answers please check

    1. The kinetic-molecular theory states that all particles of matter are always in motion. a.) True b.) False Answer: True 2. Gases have molecules in rapid random motion. a.) T

    asked on April 2, 2011
  59. English

    How do i write a thesis statement about greed for the novel The Lion, The Witch and The Wardrobe?

    asked on June 12, 2010
  60. Anatomy.Physiology

    Where are keratinized cells found in the body? a. Sweat and sebaceous glands b. hair and nails (my guess) c. capillaries and nerve fibers d. the subcutaneous layer of the skin

    asked on August 5, 2009
  61. College Algebra

    Maximize the objective function C = 4x + 5y with the constraints x + y 5, x + 2y 6, x 0, y 0. Your constraints don't make sense. They need to be equations. Are you leaving out "=" signs? If x=0 and y=0, there no variables and you can't maximize C

    asked on July 26, 2007
  62. i really need help!! graphing

    what do i put the viewing window as on my calculator if i have an equation of 2x^2+40000/x is x=0 an allowed value in the domain? So have to make allowances for x near zero. Check the problem: is x cited to have a particular domain? If not, then plot this

    asked on November 16, 2006
  63. chemistry

    When 5 grams of salt is dissolved in 95 grams of water the temperature of the solution increases 10°C how much heat is evolved the heat capacity of the solution is 1.1 cal/g°C

    asked on October 7, 2013
  64. science

    what science word can be formed using these letters ECREFENINE?

    asked on October 15, 2012
  65. history

    •Review “Origins of the Cold War” in Ch. 27 of American History and summarize the revisionist and post-revisionist interpretations of the Cold War. Does our interpretation of history ever change

    asked on May 29, 2012
  66. MACROECONOMICS

    Suppose that there are 10 million workers in Canada and South Korea and each worker in Canada and South Korea can produce 4 cars per year. A Canadian worker can produce 10 tonnes of grain a year, whereas a South Korean worker can produce 5 tonnes of grain

    asked on November 13, 2011
  67. statistics

    Suppose that there are 10 million workers in Canada and South Korea and each worker in Canada and South Korea can produce 4 cars per year. A Canadian worker can produce 10 tonnes of grain a year, whereas a South Korean worker can produce 5 tonnes of grain

    asked on November 11, 2011
  68. chemistry

    a room is 18ft long, 15ft wide and from floor to ceiling is 8ft6inches. what is the rooms volume in cubic meters? i have 6.498716 is this correct? what is the mass of air in the room in kilograms assuming the density of the air is 1.2g/l and the room is

    asked on October 3, 2011
  69. Chemistry 20

    Sorry, the 1st part to those 2 questions are: Hard water contains metal ions, most commonly calcium and magnesium ions. Some moderately hard water is found to contain 200ppm of calcium hydrogen carbonate.

    asked on April 30, 2011
  70. Chemistry: Check please, these are hw assignments

    1. Gases can be considered fluids. a.) True b.) False Answer: False 2.Gases are not easily compressed. a.) True b.) False Answer: True 3. Gases spread to fill out space. a.) True b.) False Answer: True 4. Increased pressure on a gas at constant temperature

    asked on April 2, 2011
  71. Geometry

    I have to do this web quest table and i just want to make sure that i did this right. please help check this for me! I did this in excel so i marked the questions with my answers with different symbols. it is a little confusing. Probability of 2 randomly

    asked on February 2, 2011
  72. compent

    I need two paragraph about how interest rates affect our purchasing decision. identify the topic sentence in each by underlining it.

    asked on November 18, 2010
  73. Math

    Area of a painting. A rectangular painting with a width of x centimeters has an area of x2 + 50x square centimeters. Find a binomial that represents the length.

    asked on September 10, 2010
  74. social studies

    Characterize the united states culture according to the five categories of value orientation theory:man-nature,activity, time,human nature, relational. What is your view on Us culture. I am reading a book about the US cultures. I just wanted to hear or

    asked on March 30, 2007
  75. trigonometry

    find the radius of the circle whose sector area is 426 sq.cm. and central angle 24

    asked on September 30, 2016
  76. Math

    How much interest would be earned on $24,664.64 if the owner invest the full amount into an annuity in a regular compounded -interest account with the term of 4 years .

    asked on April 12, 2016
  77. william dick

    If nuts are $6lb how much 1 3/4

    asked on November 5, 2015
  78. biology

    This is a Independent and Dependent Variable questions. If leaf color change is related to temperature, then exposing plants to low temperatures will result in changes in leaf color.

    asked on September 26, 2013
  79. Math

    Mr.Wood went to the stores to buy school supplies for his children. He spent half of his money plus $5 at Store A. He then spent half of the remaining money plus $10 at Store B. At the end he had $25 left. How much money did Mr. Wood start with?

    asked on May 6, 2013
  80. Math

    What is the weight or volume of solute in 5.5% NaOH solution?

    asked on October 3, 2012
  81. Basic Algebra

    A new cruise ship line has just launched 3 new ships: the Pacific, the Caribbean, and the Mediterranean. The Caribbean has 15 more deluxe staterooms than the Pacific. The Mediterranean has 26 fewer deluxe staterooms than four times the number of deluxe

    asked on July 15, 2012
  82. history

    •Do you think that the Korean War was merely a civil war in which the United States supported one side, or should it be considered an international war in which the United States used the United Nations to further its anticommunist policies? Why?

    asked on May 29, 2012
  83. chemistry

    If 48.3 g of an unknown gas occupies 10.0 L at 40 degrees celsius and 3.10 atm, what is the molar mass of the gas?

    asked on April 13, 2012
  84. Science

    1. Which of the following is an example of energy transfer from the sun to a producer and then to a consumer? a. sun warms rocks; squirrels climb over rocks; squirrels are eaten by other animals b. sunlight helps plants to grow and deer eat plants c. sun

    asked on March 1, 2012
  85. mortgage rates

    what would the monthly payment be on a $115,000 home with a 4.4 percent annual interest?

    asked on January 26, 2012
  86. science

    how to draw a delivery device for golf balls

    asked on January 14, 2012
  87. science

    what is the concentration of a sugar solution that contains 8 g sugar dissolved in 500 ml of water? explain in ration form

    asked on November 20, 2011
  88. STATISTICS

    Pure Plastics Inc. manufacture molded plastic pieces. A sample of their raw material inventory is shown in the table below: Item Average Inventory (units) Value ($/unit) 128 400 3.75 234 300 4.00 233 120 2.50 236 75 1.50 239 60 1.75 240 30 2.00 678 20 1.15

    asked on November 13, 2011
  89. math

    8-5x

    asked on November 12, 2011
  90. College

    borrowed $42,400 for 5 years interest rate 2.5%

    asked on October 30, 2011
  91. library science

    Explain the purpose of AACR2 and Dublin Core Element Set then describe and discuss two significant similarities and two significant differences between them.

    asked on October 27, 2011
  92. Chemistry 20

    a balloon can hold 800ml of air before breaking. A balloon at 4 deg C contain 750ml of air is brought into a house at 25 deg C. Assuming a constant pressure inside and outside the ballon, will the balloon break? What formula would be used here?

    asked on June 18, 2011
  93. Algebra please help

    1. Find the distance between the pair of points. Round to the nearest tenth is necessary. (-10, 4) and (6, 12) a. 11.4 b. 17.9 c. 31.4 d. 23.7 2. Find the distance between the pair of points. Round to the nearest tenth, if necessary. (-8,10) and (-2,10) a.

    asked on May 31, 2011
  94. Algebra: CHECK

    1. Find the slope of the line containing the points (-6, 4) and (-1, 6). a. 1/3 b. -5/4 c. 2/5 d. 3 Answer: D 2. Find the slope of the line containing the points (8, -1) and (7, -9). a. -11/ 15 b. 5 c. 13/5 d. 8 Answer: b PLEASE ANSWSER

    asked on May 20, 2011
  95. Algebra: Check please!!!

    1. Find the x-intercept and the y-intercept of 8x - 2y = -24. a. x= -7, y= 2 b. x= -4, y= 14 c. x= -3, y= 12 d. x= -7, y= -2 answer: a 2. Find the x- and y- intercept of the line 2x + 3y = -18. a. x-intercept is 18, y-intercept is 18 b. x-intercept is -6,

    asked on May 13, 2011
  96. pre-algebraa

    1. Which of the following ordered pairs is a solution of 5x + 2y = -3? a. (2,-4) b. (-4,2) c. (1,-4) d. (-4,1) is the answer: C?

    asked on May 3, 2011
  97. Pre-Algebra Check

    1. Round your answer to the nearest tenth, if necessary. 22 miles/hour = ______ feet/second a. 0 b. 15 c. 1.5 d. 32.3 Answer: C? Thank you in advance!

    asked on April 21, 2011
  98. college math 120

    If a high schol base ball player average pitching speed is 50 ft. in .63 sec. and the average pitch drops 9 mph over 10 ft. What is the player's pitching speed in 50 ft. equivalence(rounded to the tenth).

    asked on April 12, 2011
  99. Finance/Cost accounting

    The XYZ Corporation is contemplating the introduction of a new machine tool which will be used solely in the manufacture of a rotor shaft. 50,000 units per year are expected to be manufactured, and the time study group anticpates a standard of 2.5 hours

    asked on April 1, 2011
  100. Pre-Algebra: Help

    I have to do a webquest for pre-algebra and we have to make up a fundraiser thing, I need a list of things that one needs for a charity fundraiser, such as chairs, buffet tables, tables, tents, tablecloths. HELPP

    asked on March 3, 2011

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