Debbie

Popular questions and responses by Debbie
  1. Chemistry

    How do I determine the quantity (g) of pure MgSO4 in 2.4g of MgSO4.7H2O

    asked on March 20, 2015
  2. college

    what is the mass of solute dissolved in 50.0g of a 12.5% saline solution?

    asked on December 16, 2010
  3. Math

    An Apple iPod sells for $299, which is marked up 40% of the selling price. What is the cost of the iPod? A. $194.70 B. $149.70 C. $197.40 D. $179.40 My answer D

    asked on February 20, 2016
  4. Maths

    Two observers P and Q 15m apart observe a kite in the same vertical plane and from the same side of the kite.The angle of elevation of the kite from P and Q are 35 degree and 45 degree respectively.Find the height of the kite to the nearest metre.

    asked on January 29, 2015
  5. Math

    Johnny Mac's Sporting Goods bought a baseball glove from Rawlings Sporting Goods for $66.00. They want to mark up the glove 70% on selling price. What should Johnny's sell the glove for? A. $113.22 B. $179.82 C. $246.42 D. $220.00 I came up with 112.20 66

    asked on February 19, 2016
  6. statistics

    a student takes a true false test that has 13 questions and guesses randomly at each answer. Let X be the number of questions answered correctly. Find P(fewer than 4)

    asked on June 22, 2016
  7. math

    A bond quote of 82.25 in dollars is equal to A. $8.25. B. $82.25. C. $822.50. D. $8,025.50.

    asked on February 25, 2016
  8. Math

    How do Federal Reserve banks, as well as the federal government, typically calculate simple interest? A. Using 31 days in each month B. Based on exact interest C. Based on ordinary interest My answer is B

    asked on February 19, 2016
  9. Statistics

    Use Bayes' theorem to solve this problem. A storeowner purchases stereos from two companies. From Company A, 550 stereos are purchased and 1% are found to be defective. From Company B, 850 stereos are purchased and 6% are found to be defective. Given that

    asked on December 12, 2014
  10. Chem 2

    Which of the following has the highest buffer capacity? A. 0.10M H2PO4-/0.10M HPO4 2- B. 0.50M H2PO4-/0.10M HPO4 2- C. 0.10M H2PO4-/0.50M HPO4 2- D. 0.50M H2PO4-/0.50M HPOr 2- E. They all have the same buffer capacity. Double checking I believe C is the

    asked on March 5, 2012
  11. Chem 2

    A popular buffer solution consist of carbonate (CO3 2-) and hydrogen carbonate (HCO3-) conjugate acid-base pair. Which, if any of the following such buffers has the highest buffer capacity? A. 0.9M CO3 2- and 0.1M HCO3- B. 0.1M CO3 2- and 0.9M HCO3- C.

    asked on March 4, 2012
  12. MATH

    An urn contains 5 white and 6 black balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is the probability that all 4 balls drawn from the urn are

    asked on March 16, 2016
  13. math

    The formula Total cost = Cost + Shipping cost + Holding cost is used to find the total cost of a business asset. The formula can be written in symbols as T=C+S+H. Solve the formula for H, the holding cost of the asset.

    asked on December 14, 2013
  14. Chemistry

    Using chemical equations, show how the triprotic acid H3PO4 ionizes in water. Phases, such as (l) or (aq), are optional.

    asked on January 26, 2013
  15. Chemistry 2

    calculate the theorectical yield of the compounds to be prepared in the experiment. The metal ion in both cases is the limiting reagent.Find nuber of moles of Cu(II) in the sample of CuSO4 x 5H2O that you used. The equal the number of moles of [Cu(NH3)4]x

    asked on April 7, 2012
  16. Math

    Stocks are always quoted in A. quarter lots. B. quarters of a dollar. C. decimals. D. percents. c?

    asked on February 25, 2016
  17. Math

    A bond quote of 82.25 in dollars is equal to A. $8.25. B. $82.25. C. $822.50. D. $8,025.50. A?

    asked on February 25, 2016
  18. Math

    Jay discounts a 100-day note for $25,000 at 13%. The effective rate of interest to the nearest hundredth percent is _______ %. A. 13.49 B. 13.48 C. 13.03 D. 13.02 a is my answer

    asked on February 19, 2016
  19. Chemistry

    I need help with how to do this! -If a 7.0mL sample of vinegar was titrated to the stoichiometric equivalence point with 7.5mL of 1.5M NaOH, what is the mass percent of CH3COOH in the vinegar sample?

    asked on March 26, 2015
  20. accounting

    herman company received proceeds of $188,500 on 10-year, 8% bonds issued on january 1, 2009. the bonds had a face value of $200,000, pay interest semi-annually on june 30 and december 31, and have a call price of 101. herman uses the straight-line method

    asked on November 10, 2010
  21. math

    An advertisement states that eight thermometers cost $12.42 minus a 3% discount. Dr. wants to order a dozen to take advantage of the savings, sales tax is 5%. What would the cost be? Is my math right? I divided 8 by $12.42 and got $1.55 p/thermometer.

    asked on April 28, 2010
  22. Math

    The municipality of Waterloo needs $915,000 from property tax to meet its budget. The total value of assessed property in Waterloo is $14,000,000. What is the tax rate per dollar? (Round your answer to the nearest thousandth.) A. $.07 B. $.065 C. $.071 D.

    asked on February 25, 2016
  23. Math

    An invoice dated March 6 with terms of 1/10, EOM results in the end of the discount period on A. May 30. B. April 10. C. April 30. D. May 31 An My answer is B

    asked on February 20, 2016
  24. Chemistry 2

    Which is the oxidizing agent in the reaction below. Cr2O72- + 6S2O32- +14H+ > 2Cr3+ + 3S4O62- +7H20 A. Cr3+ B. S4O62- C. Cr2O62- D. S2O32- E. H+ I believe it's D or is it C not 100% sure please help. THANKS

    asked on April 5, 2012
  25. Chem 2

    i need help setting this problem up i know what the answer is but need to know how to get to it. calculate the kinetic energy in joules of an automobile weighing 2135lb and traveling at 55 mph (1 mile=1.6093km, 1lb=453.59g)

    asked on March 30, 2012
  26. algebra

    If the population of the small town is currently 13,000 people, and it's decreasing at 4% each year, how many years will it take for the population to reach 8,500 people?

    asked on June 2, 2020
  27. Math

    Matt Miller, age 28, takes out $50,000 of straight-life insurance. His annual premium is $418.20. Using the tables in the Business Math Handbook that accompanies the course textbook, determine the cash value of his policy at the end of 20 years. A. $13,250

    asked on February 25, 2016
  28. Math

    A local college bookstore paid a net price of $12,500 for textbooks for the coming semester. The publisher offered a trade discount of 20%. The publisher's original list price was A. $15,625. B. $15,000. C. $15,500. D. $2,500. A

    asked on February 20, 2016
  29. Chem 2

    5 drops of 0.10M NaOH were added to 20mL of the buffer problem, the pHwent from 3.40 to 3.43. Write a net ionic equiation to explain why the pH did not go up to about 10, as it would have if that amount of NaOH were added to distilled water or to 20mL

    asked on March 6, 2012
  30. MATH

    Find the length of segment RS if S between R and T, the length of RS is 1/3 the length of segment RT, RS=3x-3 and ST=2x+6.

    asked on February 12, 2012
  31. science

    6. About 90% of all marine organisms live in the upper 180 m of the ocean. How does temperature and light intensity influence this fact? (What does temperature and light intensity have to do with where ocean life is located?)

    asked on February 4, 2016
  32. Probability

    1. Suppose there are two full bowls of cookies. Bowl #1 has 10 chocolate chip and 30 plain cookies, while bowl #2 has 20 of each. Our friend Fred picks a bowl at random, and then picks a cookie at random. We may assume there is no reason to believe Fred

    asked on December 12, 2014
  33. Chem 2

    Is this how I right this formula for dichlorodiaquoplatinum (II) (PtCl2(H2O)2)

    asked on April 1, 2012
  34. Managerial Finance

    Compare the performance of East Coast Yachts to the industry as a whole. For each, comment on why it might be viewed as positive or negative relative to the industry. Suppose you create an inventory ratio calculated as inventory divided by current

    asked on September 1, 2011
  35. MATH

    Please help me with this math problem. 150-4((3+9)/(4-1) X (14-11)^2) the answer is 6, I have tried everything and can not get that answer

    asked on April 24, 2010
  36. Math 115

    Need some help with two questions 1. 6.5% of what number is 325? I got 325 ÷ 0.065 = 5000 Is that corrrect? The minimum daily values (MDVs) for certain foods are given. They are based on a 2,000 calorie per day diet. Find decimal and fractional notation

    asked on November 30, 2008
  37. Math

    The The speed of a passenger train is 12 mph faster then the speed of a freight train. The passenger train travels 270 miles in the same time it takes the freight train to travel 210 miles. Find the speed of each train.

    asked on February 14, 2008
  38. Math

    Kris bought a new fur coat for $8,000. She must pay 5% sales tax and 7% excise tax. The furrier is End of exam shipping the coat, so Kris must also pay a $15 insurance charge. What is the total purchase price of the coat? A. $8,400 B. $8,960 C. $8,560 D.

    asked on February 25, 2016
  39. Chem 2

    Is this the correct formula for dichlorotetramminechromium (III) nitrate? (CrCl2(NH3)4 NO3)

    asked on April 1, 2012
  40. ETh126

    Describe other measurements sociologists utilize to calculate prejudice.

    asked on September 30, 2011
  41. Chemistry

    How many grams of Li2SO4 are needed to prepare 250.0 mL of a 4.0% m/v Li2SO4 solution?

    asked on April 30, 2011
  42. accounting

    You just started a summer intership with the successful management consulting firm of Kirk, Spock, and McCoy. You first day on the job was a busy one, as the following problems were presented to you. FastQ Company, a specialist in printing, has established

    asked on July 13, 2008
  43. misc.

    What is the next letter in this riddle? o t t f f s s _ _ It's "e"..... One Two Three Four Five Six Seven Then comes "e" for eight and "n" for nine. Hope this helps. :)

    asked on May 16, 2007
  44. finance

    John Peterson purchased a bond at a price far below its face value; it that makes no interest payments and will be redeemed at its face value at maturity. In all likelihood, he purchased a(n) __________ bond.

    asked on October 6, 2016
  45. English

    Which sentence should be edited to eliminate its cliché? A. The texture of the burlap was a cross between woven straw and a three-day beard. B. The family was immensely relieved when Great-Aunt Martha's condition progressed from "critical" to "it looks

    asked on May 31, 2015
  46. Math (Statistics)

    Without calculating values of z, tell which of these sample means will have the most extreme standardized score and which will have the least extreme standardized score. 40, 30, 25, 20.

    asked on May 31, 2015
  47. English

    Which of the following sentences contains a dependent clause? A. Kicking and leaping, the three deer behaved like rambunctious rabbits. B. Jared eagerly climbed into the boxing ring; he was on his back and out for the count in less than ten seconds. C.

    asked on May 30, 2015
  48. math 156

    a pet shop has a total of 17 dogs and birds. Altogether there are 48 feet. How many dogs are ther and how many birds?

    asked on September 30, 2010
  49. math

    The laundry bill is $33.80. If paid within 10 days,the company allows a 2.5% discount. Calculate the amount of the bill.

    asked on April 26, 2010
  50. Psychology

    Which of the four positions of the nature of traits do you agree with most and why? Compare and contrast against one of the other four

    asked on November 13, 2009
  51. Eng 111

    I need help identifying how the word is in wach sentence. I have to tell it it is an adjectibe, adverb conjunction, noun pronoun, adfective clause, adverb clause, noun clause, gerind phrase, infinitive clause, participial phrase, Please help me with the

    asked on May 12, 2008
  52. social studies

    Can you unscramble ecuminrof girnwit http://www.unscramble.net/ ___________ writing =) Hi my name is carley ragan and i need help with my social studies homework right now please help me right away thanks, Carley Ragan

    asked on September 27, 2006
  53. Physics

    What is the density of the liquids if water weighs 23.2 grams while the liquid weighs 25 grams and the bottle weighs 43.2 grams when empty

    asked on August 23, 2019
  54. English

    Many wonder why superhero flaming carrot wears flippers. What is the adverb clause

    asked on March 26, 2019
  55. reading

    What is the primary purpose of the detailed descriptions Barry Holstun Lopez includes in the excerpt from Of Wolves and Men

    asked on January 10, 2019
  56. Math

    A bond quote of 82.25 in dollars is equal to A. $8.25. B. $82.25. C. $822.50. D. $8,025.50. B?

    asked on February 25, 2016
  57. Math

    An invoice dated March 6 with terms of 1/10, EOM results in the end of the discount period on A. May 30. B. April 10. C. April 30. D. May 31. C

    asked on February 20, 2016
  58. English

    Which of the following sentences contains a redundancy? A. Chris had trouble working up even mild enthusiasm for Mike's plan. B. Steve admired the partially completed stadium. C. Emily's sister gave birth to a pair of twins. D. At no time did Tony indicate

    asked on May 30, 2015
  59. Math- Geography

    Oncologist use similar triangles in radiation treatment. In order to avoid creating "hot spots" on a patient's spinal cord, doctors must determine where the radiation rays will hit.The known distance from the ray to the patients back is 100 cm. The known

    asked on January 15, 2015
  60. social impact on technology

    The article "Young at Risk" purposes that the young of humans and animals are more vulnerable to chemical pollutant exposure due to all of the following reasons except that: A. their brains are less sensitive than those of mature humans and animals. B. the

    asked on January 18, 2013
  61. Physics

    PLEASE SOMEONE HELP ME WITH THIS DARN QUIZ. I'm so lost and all my teachers are too 'BUSY' to help me. :/ I'm getting so sick and tired of studying and not getting it but then having to take the blame for my instructor's folly. 2. Which of the following is

    asked on October 17, 2012
  62. Chemistry

    Need help.... calculate the theorectical yield of the compounds to be prepared in the experiment. The metal ion in both cases is the limiting reagent.Find number of moles of Cu(II) in the sample of CuSO4 x 5H2O that you used. The equal the number of moles

    asked on April 2, 2012
  63. chemistry

    Calculate the molar solubility of Cu(OH)2, Ksp = 2.2 × 10–20, in 0.91 M NH3. Don't forget to use the complexation reaction Cu2+ + 4 NH3 ⇌ Cu(NH3)42+, K = 5.0 × 1013. Round your answer to two significant figures and do NOT use scientific notation.

    asked on March 31, 2012
  64. Thermodynamics

    Streptomycin, an antibiotic, is produced on a large scale in the United States. The purified solution contains 50 wt% streptomycin water. Preparation of 500 mL intravenous (IV) drip solution bag requires addition of diluent and preservative. The diluent

    asked on January 31, 2012
  65. Comm 155

    Could you please check these sentences and tell me if they make sense. Write five sentences in which you address changes in your writing. 1. With practice, I have gotten better at grammar and punctuation. 2. Working with a study group has made my sentence

    asked on March 15, 2011
  66. geometry

    If the sides of a triangle are in the ratio 3:4:5 and the perimeter of the triangle is 72 inches what are the lengths of the sides?

    asked on November 30, 2010
  67. Macroeconomics

    Suppose the money supply is currently 500 billion and the Fed wishes to increase it by 100 billion. Given a required reserve ratio of .25, what should it do?

    asked on April 6, 2010
  68. Psychology

    What defensive coping methods is Michael using? What active coping methods might be healthier for him? Why would you recommend these methods?

    asked on February 7, 2009
  69. Algebra

    How do you translate " the quotient of a number increased by 13 and -7 is -4"

    asked on May 18, 2020
  70. Math

    Two third of cookie recipe calls for three Fourths cup of sugar.how many cups are needed per recipe?

    asked on March 26, 2020
  71. Science

    A homeowner determined that he used 114 gallons of oil to heat his home during game the winter. This information would be considered part of his ________?

    asked on June 1, 2017
  72. algebra 2

    What is the equation of the line that has a slope of -2 and a y-intercept of -7? y = -2x - 7 y = -7x - 2

    asked on February 2, 2017
  73. algebra

    Write an algebraic expression for the given quantity. Let x represent the unknown value. a value increased by 6

    asked on October 26, 2016
  74. physics HELP PLS :(

    Mark saxby is set to kick the field goal to win the state championship for Olathe East. He is 47.0m away from the goalposts and he kicks the ball at a speed of 25.0m/s at an angle of 30.0 degrees. (a.) If the cross bar on the goalposts is 3.00m above the

    asked on April 16, 2016
  75. 10 grade literature

    Correct punctuation of , That is in my opinion depressing.

    asked on February 26, 2016
  76. math

    Stocks are always quoted in A. quarter lots. B. quarters of a dollar. C. decimals. D. percents. B?

    asked on February 25, 2016
  77. Math

    The municipality of Waterloo needs $915,000 from property tax to meet its budget. The total value of assessed property in Waterloo is $14,000,000. What is the tax rate per dollar? (Round your answer to the nearest thousandth.) A. $.07 B. $.065 C. $.071 My

    asked on February 25, 2016
  78. business

    An invoice dated March 6 with terms of 1/10, EOM results in the end of the discount period on A. May 30. B. April 10. C. April 30. D. May 31. A is my answer

    asked on February 21, 2016
  79. Business math

    Total current assets (CA) $20,000 Accounts receivable (AR) $10,000 Current liabilities (CL) $11,000 Inventory (INV) $4,000 Net sales $30,000 Total assets $25,000 Net income $5,000 Calculate average day’s collection. A. 12 days C. 1.2 years B. 120 days D.

    asked on November 7, 2015
  80. Math

    karen collects 6/7 quart of rainwater. she uses 1/2 of the water to clean her bicycle and uses the remaining water equally for 3 houseplants. What volume of water does she use for each houseplant?

    asked on October 27, 2015
  81. Chemistry

    How many hydrogen atoms are in a 15.00 mg sample of glucose? (C6H1206)

    asked on October 13, 2015
  82. English

    In which sentence does the italicized word have a negative connotation? A. Jack, who is the most outspoken member of the group, led the opposition to the new rule. B. Jenna's green eyes and dark eyelashes gave her an exotic look. C. Matthew was a

    asked on May 31, 2015
  83. Law and Ethics Medical

    . Physicians in general practice are expected to conform to the standards A. of other general practitioners in the same or similar communities. B. of specialists. C. that each individual doctor is capable of meeting, given each doctor's documented personal

    asked on May 3, 2015
  84. math

    7 nails has a of 50g how many nails have a mass of 1/2kg

    asked on November 15, 2014
  85. algebra

    solve the literal equation for x. Square root 3x + 2y +5x=4, for x

    asked on September 1, 2014
  86. no

    A man on CNN News is during for this amt. 3,followed by 36 zeros. How much is that. . Thank you . Debbie

    asked on May 20, 2014
  87. Statistics

    You want to know if there's a difference between the proportions of high school students and college students who read newspapers regularly. out of a random sample of 500 high-school students, 287 say they read newspapers regularly, and out of a random

    asked on May 1, 2014
  88. AP Chemistry

    Approximately how much water should be added to 10.0 mL of 12.4 M HCl so that it has the same pH as 0.90 M acetic acid (Ka = 1.8 10-5)?

    asked on February 16, 2014
  89. math

    rick borrows 48,000 the loan will be a 10% add-on loan interest will be charged for 2 full years, rick will repay on monthly basis what will the total amount of interest paid,what will be the monthly amount paid,what is true rate interest paid?

    asked on November 2, 2013
  90. biorganic

    equations of thereactions of both maleic acid and fumaric acid with (a) bromine (b) hydrogen chloride (c) catalytic hydrogenation.name the products of these reaction

    asked on October 31, 2013
  91. math

    Tina completed 2/3 of her homework before dinner. George c ompleted 4/7 of his homework before dinner. Who completed a greater fraction of homework?

    asked on February 21, 2013
  92. college algebra

    Find the domain: h(x)=√(x+4) How do I work this problem?

    asked on January 29, 2013
  93. english

    where can I get a comparism and contrast for the perils of indifference and the power of non-violence

    asked on November 7, 2012
  94. BIOLOGY/CHEMISTY

    a student uses the unduiluted glucose stock solution in a reaction and finds that the absorbance values over 90 seceonds are all 1.900. What does this result tell you abou the enzyme activity of glucose oxidase in this reaction after the 90 seconds time

    asked on October 28, 2012
  95. math

    How many three-digit integers are multiples of both 4 and 6 and have a unit digit of 2?

    asked on October 25, 2012
  96. chemistry

    Need to write a brief description of the procedure required to make 900mL of a 0.5 M NaCl solution. The formula weight of NaCl is 58.4g/mole.

    asked on September 24, 2012
  97. geometry

    In Exam Figure 7, AA′ = 33 m and BC =7.5 m. The span is divided into six equal parts at E, G, C, I, and K. Find the length of A′B. Round your answer to two decimal places.

    asked on August 19, 2012
  98. Chemistry

    How do you prepare 2% Cu S04? How does this solution differ from 2M CuS04? I am stumped. Thank you. Deb

    asked on April 30, 2012
  99. Chemistry 2

    Which is reduced in the following reaction: Cr2O72-+6S2O32-+14H+>2Cr3+ + 3S4O62- + 7H20 A. H+ B. Cr6+ C. S4O62- D. S2+ E. O2- I come out with Cr2O72 but that's not an answer so my next one is B. Cr6+ am I correct?

    asked on April 5, 2012
  100. Chemistry 2

    _________is reduced in the following reaction: Cr2O72-+6S2O32-+14H+>2Cr3+ + 3S4O62- + 7H20 A. H+ B. Cr6+ C. S4O62- D. S2+ E. O2- I come out with Cr2O72 but that's not an answer so my next one is B. Cr6+ am I correct?

    asked on April 5, 2012

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