April

Popular questions and responses by April
  1. English

    For questions 7-10, identify the type of noun underlined in each sentence. 7. The AZTECS made sacrifices to their gods. (2 points) Select all that apply. Common. Proper. Compound. Collective. 8. A SWARM of insects surround the raft as we drifted down the

    asked on September 16, 2015
  2. math

    how many multiples of 7 are there between 100 and 1000?

    asked on May 10, 2011
  3. Geometry

    A cone with a radius of 3 inches has a total area of 24 pi sq in. Find the volume of the cone.

    asked on April 30, 2012
  4. geometry

    What two-dimensional cross sections could be created by slicing a triangular prism? Select all that apply. rectangle square hexagon ellipse triangle trapezoid

    asked on March 26, 2020
  5. physics

    A horizontal force of 200 N is applied to a 55 kg cart across a 10 m level surface. If the cart accelerates at 2 m/s^2 then what is the work done by the force of friction as it acts to retard the motion of the cart? Hint calculate the force of friction

    asked on February 3, 2009
  6. Physics

    which statement is true concerning the interference pattern from a double slit experiment? a) the dark fringes appear equally spaced b) the dark fringes increase spacing farther from the center line. c) the spacing of the bright fringes is twice that of

    asked on January 7, 2018
  7. Algebra

    Suppose that the number of bacteria in a certain population increases according to a continuous exponential growth model. A sample of 1800 bacteria selected from this population reached the size of 2272 bacteria in five hours. Find the hourly growth

    asked on August 4, 2017
  8. English

    What alliteration is used in the poem Arithmetic by Carl Sandburg??

    asked on April 22, 2020
  9. physics

    suppose a .3 kg mass on a spring that has been compress .1 m has elastic potential energy of 1 j. how much further must the spring be compressed to triple the elastic potential energy? the answer is .07, but how do i get that?

    asked on February 2, 2009
  10. history

    Why, when, and where did Abraham Lincoln say "What kills a skunk is the publicity it gives itself." ? Thanks. Since this is not my area of expertise, I searched Google under the key words "Abraham Lincoln Skunk quote" to get possible sources. I got over 15

    asked on October 15, 2006
  11. chemistry:)

    The bond enthalpy of the Br–Cl bond is equal to DH° for the reaction BrCl(g)-> Br(g) + Cl(g). Use the following data to find the bond enthalpy of the Br–Cl bond. Br2(l)--->Br2(g) ÄH=30.91 KJ/mol Br2(g)--->2Br2(g) ÄH=192.9 KJ/mol Cl2(g)---->2Cl(g)

    asked on June 9, 2012
  12. math

    A machine has four components, A, B, C, and D, set up in such a manner that all four parts must work for the machine to work properly. Assume the probability of one part working does not depend on the functionality of any of the other parts. Also assume

    asked on January 24, 2010
  13. health part2

    The sole activity of the respiratory system is breathing. True False The exchange of gases between the blood and tissue cells is external respiration. True False Air flows in the process of pulmonary ventilation because of pressure differences between the

    asked on March 28, 2015
  14. Physics

    A wire of thickness d = 5 mm is tightly wound 200 times around a cylindrical core to form a solenoid. A current I = 0.1 A is sent through the wire. What is the magnetic field on the axis of the solenoid?

    asked on March 5, 2013
  15. Physics..PLZ HELP!

    The magnitude of the magnetic field 8.0 cm from a straight wire carrying a current of 6.0 A is A) 3.0 ƒÎ ~ T. B) 1.5 ~ T. C) 1.5 ~ T. D) 3.0 ~ T. E) 3.0 ~ T.

    asked on March 5, 2013
  16. Physcis 1

    A muscle builder holds the ends of a massless rope. At the center of the rope, a 7.9-kg ball is hung. Each end of the rope subsequently makes an angle of È with the horizontal. What is the tension in the rope if the angle È is 6.0°?

    asked on February 10, 2011
  17. statistics

    For which of the following would it be most appropriate to use an ANOVA to analyze the data? A. A researcher is interested in determining the most effective format for advertising. He randomly assigns 60 people to one of three groups: (1) television

    asked on April 27, 2014
  18. chemistry

    what is the pH of coffee if the [H3O+] is 1*10^-5 M?

    asked on February 5, 2012
  19. physics

    waves on the surface of a liquid are observed to have a wavelength of 12.9 mm and a speed of 30.9 cm/s. the frequency of the wave motion is: a. 1.8 mHz b. 24 Hz c. 42 mHz d. 2.4 Hz e. 2.4 mHz how do i know which label to use (mHz or Hz)? and which one is

    asked on February 10, 2009
  20. History

    The last part of the Declaration of Independence contains a list of complaints the colonists had against King George. Which of the following best describes an economic complaint the colonists had toward the king? Cutting off trade*** Taking away colonial

    asked on December 19, 2019
  21. chemistry

    Given the following equations: 2 H2O2 (aq) → 2 H2O (l) + O2 (g) and C2H4 (g) + 3 O2 (g) → 2 CO2 (g) + 2 H2O (l) The first reaction is the decomposition of hydrogen peroxide into water and oxygen gas. The oxygen gas generated in the first reaction is

    asked on July 1, 2018
  22. Science

    A hollow iron cube has measures 5cm on each side and has a mass of 20g will the iron cube sink or float?

    asked on September 10, 2015
  23. chemistry

    Calculate the mL of 2.00 M H2SO4 required to neutralize 50.0 mL of 1.00 M KOH? consider that H2SO4 has two acidic hydoregens H2SO4(aq) +2KOH(aq)---->K2SO4(aq) + 2H2O(l)

    asked on February 6, 2012
  24. MATH

    Please help check my answers to make sure they are correct. I used the "sinking fund payment and present value of an ordinary annuity" formulas to solve this story problem. Thanks! Story: Naomi Dexter is 20 years old. She decides to investigate several

    asked on March 6, 2011
  25. chemistry

    Write the total ionic and the net ionic equations for the following: 3 H2 (g) + 2 AuCl3 (aq) → 6 HCl (aq) + 2 Au (s)

    asked on July 1, 2018
  26. psychology

    Which approach would explain that phobias are acquired through classical conditioning and the hypochondriac's "sickness behavior" is reinforced by sympathy and attention?

    asked on September 10, 2015
  27. Finance

    what is the present value of $2500 per year for 9 years discounted back to the present at 11 percent?

    asked on June 9, 2015
  28. statistics

    A clinical psychologist notices that admission to the psychiatric hospital she works at seem to vary by season. Using a chi-square test, she rejects the null hypothesis that hospital admission is independent of season. What conclusions can she make? a.

    asked on April 28, 2014
  29. Math

    Jimmy has finished pouring 900 cubic feet out of a total of 4,400 cubic feet of concrete. What percent of the job has she completed?

    asked on May 30, 2013
  30. Math

    Comparing Fractions Writing to explain James says that 5/5 is greater than 99/100. Is he correct? Explain.

    asked on March 5, 2013
  31. Math

    The ratio of red jelly beans to yellow jelly beans in a dish is 3:4. if greg eats 3 red jelly beans and 6 yellow ones, the ratio is 4;5. how many jelly beans were originally in the dish?

    asked on September 10, 2012
  32. CRITICAL THINKING

    How would you explain the relationship between clear writing and critical thinking? Can you think of times when your ability to think critically was influenced by the writing? What was the result?

    asked on July 8, 2012
  33. CHEMISTRY

    Predict the products of the following reactions. a)CH3-CH2-CH2-CH3+O2----> B)CH3-CH2-CH2-CH2-CH3+Br2----> c)CH3-CH=CH-CH3+Br3----> D) HEXENE+KMnO4--> E) HEXENE+Br2---->

    asked on February 19, 2012
  34. physics

    A ball is thrown upward with an initial velocity of 13 m/s. At what time does the ball reach the high point in its flight? (Use the approximate value of g = 10 m/s2, and remember that the velocity is equal to zero at the high point.)

    asked on September 18, 2011
  35. Maths

    Prove (cosecθ-cotθ)^2=1-cosθ÷1+cosθ

    asked on August 23, 2016
  36. I need Help!!!

    Write the equation of the line that contains the indicated pair of points. Express the final equation in standard form. (−3, 1) and (9, −3)

    asked on October 3, 2015
  37. math

    Jessie has a box of 1000 marbles . He has 75 yellow , 230 red, 331 blue and 364 green what fraction of his marbles are yellow? What fraction of his marbles are ref?

    asked on September 2, 2014
  38. Math

    If ⅜ of a 60-pound bag of ready-mix concrete is Portland cement, how many pounds of other materials are in the bag?

    asked on July 24, 2013
  39. Math

    Convert 57/9 to a whole or mixed number.

    asked on July 21, 2013
  40. Math

    Statistics show that the sales force of Golden Wholesalers successfully closed 1,711 sales out of 1,950 sales calls. What was their percent success rate?

    asked on May 30, 2013
  41. Algebra 2

    A box with no top is to be constructed from a piece of cardboard whose length measures 12 inches more than its width. the box is formed by cutting squares that measures 4 inches on each sides from 4 corners and then folding up the sides. If the volume of

    asked on March 15, 2013
  42. world history

    with the adoption of hristianity by constantine, the emperor a. stopped using images of pagan gods b. was no longer worshipped as a god c. ended pagan rituals and ceremonies d. was called God's deputy on earth

    asked on August 26, 2012
  43. Science

    Considering the amount of energy required to produce animal-based foods and goods, should humans change their habits so they consume products closer to the bottom of the food chain because it is more efficient?

    asked on July 8, 2012
  44. chemistry

    In one process of 5.75 kg of CaF2 are treated with an excess of H2SO4 and yield 2.85 kg of Hf calculate the percent yield of hf?

    asked on June 8, 2012
  45. Physics

    Starting from rest, a 1.6x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts an average upward force of 0.42 N on it. This force does 3.6x10-4 J of work on the flea. (a) What is the flea's speed when it

    asked on March 12, 2012
  46. statistics

    A machine produces 49 titanium bolts every 2 hours. At this rate how many bolts does the machine produce in 36 minutes?

    asked on November 2, 2011
  47. Algebra and Trig

    Aldo has feet of fencing. He will use it to form three sides of a rectangular garden. The fourth side will be along a house and will not need fencing. What is the maximum area that the garden can have?

    asked on March 10, 2011
  48. psychology

    There are many social and cultural contexts you interact with that strongly influence development. These contexts include people you interact with daily, neighborhood factors, and larger scale social and cultural variables. In order to fully understand how

    asked on February 27, 2011
  49. english

    it's discrimination to mandate that police officers must conform to a certain height and weight. which fallacies is this?

    asked on October 11, 2010
  50. Physics

    A car slams on its brakes, coming to a complete stop in 4 sec. The car was traveling north at 60 mph. Calculate the acceleration

    asked on September 13, 2010
  51. college

    Needs help with writing a thesis statement about depression within teen suicide.

    asked on April 6, 2010
  52. geometry

    A pyramid must have all equilateral triangles for faces for it to have an axis of symmetry. True or False? I thought maybe true, but I couldn't find it anywhere in my text saying yes or no. Help please?

    asked on January 24, 2010
  53. health care

    Is there really going ot be a fine for persons if the presidetn puts this reform through that everyone has to have insurence? This isn't homework but knew i would get a stright answer here.

    asked on September 28, 2009
  54. Law

    Discuss some of the possible motivations of a white-collar criminal. Why would the CEO of a Fortune 500 company embezzle money? In addition, discuss some strategies you would suggest as a business's security manager to discourage white-collar crime. Can

    asked on March 26, 2008
  55. chemistry

    Determine whether a reaction will take place in the following and write a complete balanced equation: You must include phase labels. Use NR for no reaction. 1.) Ca(OH)2 (aq) + Al(NO3)3 (aq) → 2.) Cu(C2H3O2)2 (aq) + Na2SO4 (aq) → 3.) H2SO4 (aq) + KOH

    asked on July 1, 2018
  56. concepts in healthcare

    Explain procedures and resources available for assisting patients with special needs such as those for whom English is a second language, are hearing impaired, sight impaired, or who have any other type of physical or diversity related disposition that

    asked on July 15, 2017
  57. Math

    Use properties of logarithms to rewrite the expression. Simplify the results if possible. Assume all variables present positive real numbers. Log6(7m+3q)

    asked on March 14, 2017
  58. Math

    Find the vertex f(x)= x^2+6x+5

    asked on January 8, 2017
  59. English

    What is Hawthorne’s attitude toward Puritan people and Puritan beliefs in The Scarlet Letter ?

    asked on January 3, 2017
  60. math/algebra

    Find the hang time for a golf ball hit 150 feet into the air. The time T in seconds is given by the function T(x)= square root of x over 2

    asked on June 23, 2016
  61. Language Arts

    Can you check my answer? Matt hiked the trail yesterday. It made him tired. Which sentence combines the two sentences using a gerund phrase? A- hiking the trail yesterday made Matt tired B- Matt hiked the trail and it made him tired. My answer C-It made

    asked on May 12, 2016
  62. Chemistry

    What is the product for the following reaction: The reaction is a chair conformer of 1-methyl-1-cyclohexanol, with OH in the axial position and the methyl in the equatorial position, reacting with HCl. I'm wondering if this reaction is both SN1 and E1, and

    asked on April 16, 2016
  63. Math Grade 7

    To improve her cardiovascular capacity,Mia wants to increase the distance she walks each day. She now walks 1/2 mile in 8 1/2 minutes. If Mia keeps the same pace, will she be able to walk 1 1/2 miles in less than 1/2 hour?

    asked on April 10, 2016
  64. Math

    Victor can ride his bike 15 miles in 2 hours. He uses this ratio 15:2, to write an equation that shows the relationship between the distance he bikes and the time it takes. Victor's work is shown below. Is his equation correct?

    asked on April 10, 2016
  65. Science

    An electric light is plugged into a 120-V outlet. If the current in the bulb is 0.5 A, how much electrical energy is used by the bulb in 15 minutes?

    asked on March 4, 2016
  66. Science

    Two objects with charges of +1.0 and -1.0 are separated by 1.0km. Find the magnitude of the force that either charge exerts on the other.

    asked on January 25, 2016
  67. Math

    cotA = tan(90degrees- A) True or False The vectors and are orthogonal True or False 2 = 16 True or False * = + = Find c if a = 3, b = 5, and A = 30degrees=

    asked on December 3, 2015
  68. Body Systems II

    Arteries carry blood ________ the heart.

    asked on March 28, 2015
  69. Math

    luc has 1 h of homework to do. He has assignments to complete for social studies and math, and a science test. he sepends 2/5 of the time completing the social studies assignment, and 1/3 of the time on math. How much time does Luc have left to study for

    asked on October 13, 2014
  70. Chemistry

    A 11.0-mL sample of an unknown H3PO4 solution requires 116mL of 0.140 KOH to completely react with the H3PO4. What was the concentration of the unknown H3PO4 solution (answer in M). H3PO4(aq) + 3KOH(aq) --> 3H2O(l) + K3PO4(aq)

    asked on July 23, 2014
  71. Math

    Drinking 8 fluid ounces of milk provides 270.0 milligrams of calcium. How many fluid ounces of milk provide 72.5 milligrams of calcium? Round to the nearest tenth.

    asked on April 8, 2014
  72. Math

    The chief financial officer of a home health agency needs to determine the present value of a $10,000 investment received at the end of year 10. What is the present value if the discount rate is: a. 6 percent? b. 9 percent? c. 12 percent? d. 15 percent?

    asked on August 1, 2013
  73. Math

    Kristy Dunaway has biweekly gross earnings of $1,750. What are her total Medicare tax withholdings for a whole year? (

    asked on June 6, 2013
  74. Physics

    Which of the following is correct for a step-down transformer?

    asked on May 31, 2013
  75. Math Word problems

    an office where 8 secretaries work 8 hours a day 5 days a week decided it needs 336 hours a week of secretarial work. How much more or less will each secretary have to work each week to equally share the 336 hours.

    asked on February 12, 2013
  76. Math

    Amanda says her quilt has 9 equal parts. Jeremy says it has 3 equal parts. Can they both be correct? Explain.

    asked on January 29, 2013
  77. math word problems

    Susie's cat had kittens. 4 of them were female, 3 of them were black. If 1/2 the litter had short tails, what is the maximum number possible for short tailed black females.

    asked on December 19, 2012
  78. Math

    a square is cut in half and made into 2 rectangles 9 inches long. What was the area of the square?

    asked on October 23, 2012
  79. economics

    There are two goods 1 and 2. Denote by (x1; x2) the consumption bundle consisting of x1 units of good 1 and x2 units of good 2. A consumer has preferences that described by the linear utility function: u(x1; x2) = x1 + 2x2: 1. Write down the equation for

    asked on October 4, 2012
  80. Health and Nutrition

    Explain the role of amino acids in building protein.

    asked on September 14, 2012
  81. math

    You have 11 coins that total 43 cents. What combination of coins can you have

    asked on August 28, 2012
  82. CHEM:

    The bond enthalpy of the Br−Cl bond is equal to ƒ¢H‹ for the reaction BrCl(g) ¨ Br(g) + Cl(g). Use the following data to find the bond enthalpy of the Br−Cl bond. Br2(l)--->Br2(g) ƒ¢H=30.91 KJ/mol Br2(g)--->2Br2(g) ƒ¢H=192.9 KJ/mol

    asked on June 6, 2012
  83. Algebra 1B

    it took a small plane 3 hours more to fly 475 miles against the wind than it took the same plane to fly the same distance with the wind. the rate of the wind was 15 mph find the rate of the plane in calm air

    asked on May 24, 2012
  84. chemistry

    In my experiment I placed NaCl in glycerin for 10 minutes or more and it did not dissolve. I have looked to see if glycerin is polar or nonpolar and the information uses glycerol and glycerin interchangeably, yet they are not the same. Some information

    asked on May 8, 2012
  85. math

    what can you put in place of the ? to make x^2+14x+? a perfect square?

    asked on March 13, 2012
  86. physics

    When you want to pull downward to lift something, the main advantage of passing a rope upward and through a single pulley,rather than just up over the branch of a tree ,is that the pulley?

    asked on March 7, 2012
  87. chemistry

    write a balanced chemical reaction representing the combustion of hexane? C6H14

    asked on February 5, 2012
  88. Business management class

    1. Americans are often accused of being ethnocentric. This means that A. Americans welcome diversity in their work force. B. Americans feel their culture is superior to other cultures. C. U.S. firms are actively seeking international markets. D. U.S.

    asked on January 30, 2012
  89. Business management class

    When the government of Indonesia imposes a tax on imported electronics products to help its young electronics industry compete in the global marketplace, it’s imposing a/an _______ on foreign electronics products. A. import quota C. embargo B. protective

    asked on January 30, 2012
  90. statistics

    With a µ = 100, a score of 150 is more extreme when ó = ______. a.25 b.100 c.both d.neither

    asked on October 18, 2011
  91. english

    Punctuation Correction please! At the present time, the Spanish instructor Joseph Diaz has agreed to assume the major responsibility for the final arrangements. Karen McGraw, president of the Instructor’s Council and her husband have agreed to accompany

    asked on February 27, 2011
  92. English

    Please HELP correct punctuation & spelling only. THANK YOU! In your letter of July 18, you made a settlement demand of $20,000; accordingly, we have forwarded your settlement demand: the medical reports from Dr. Hammonds and the hospital records to our

    asked on February 27, 2011
  93. psychology

    Sona is trying to put together a puzzle that is too difficult for her to complete alone. If the puzzle is within Sona’s zone of proximal development, then she (Points : 1) is likely to complete it if she has assistance. is likely to become frustrated

    asked on February 27, 2011
  94. business

    What are the advantages of an organization existing as a single business entity?

    asked on January 27, 2011
  95. math

    What are the measures of the angles of a right triangle with side lengths of 1, 2, and sqroot of 2?

    asked on November 7, 2010
  96. health care?business

    I am doing a paper on not for profit and for profit health care organizations and i am confused I know for profit is to make money and not for profit has more of the charity help but when i do a search i always get non-for profit so is for-profit

    asked on March 28, 2011
  97. chemistry

    At 16°C a sample of ammonia gas exerts a pressure of 11.7 atm. What is the pressure when the volume of the gas is reduced to one-fourth of the original value at the same temperature so the inital Temp=16 C initial Pressure. 11.7 final pressure-unknown

    asked on October 17, 2010
  98. chemistry

    A 16.5 cm3 bubble under the ocean at 2.1 atm and 12.5oC surfaces to 1.0 atm and 22.1oC. What is the new volume (in cm3)? i used (p1)(V1)/T1=(P2)(V2)/T2 (2.1)(.0165)/285.65=(1)(V2)/295.25 THE ANSWER I GOT IS .0335 i changed 16.5 to liters which is why its

    asked on October 17, 2010
  99. Chemistry

    A 16.5 cm3 bubble under the ocean at 2.1 atm and 12.5oC surfaces to 1.0 atm and 22.1oC. What is the new volume (in cm3)? i used (p1)(V1)/T1=(P2)(V2)/T2 (2.1)(.0165)/285.65=(1)(V2)/295.25 THE ANSWER I GOT IS .0335 i changed 16.5 to liters which is why its

    asked on October 17, 2010
  100. Geometry

    Triangle DEF ~ Triangle HJK, and the scale factor of Triangle DEF to Triangle HJK is 5/2. If EF=15, find JK

    asked on June 16, 2010

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