Most popular questions and responses by wendy
  1. Cybersafety and Photo Management ~CHECK MY WORK~

    1) Which term, as it relates to the Internet, means to act in an unthinking, unsafe, or disrespectful manner online? a. Irresponsible behavior b. Moderate-risk behavior ****** c. Low-risk behavior d. Responsible Behavior 2) Caley took a bunch of pictures

    asked on February 10, 2014
  2. Chem

    A flexible container at an initial volume of 5.12 L contains 7.51 mol of gas. More gas is then added to the container until it reaches a final volume of 18.3 L. Assuming the pressure and temperature of the gas remain constant, calculate the number of moles

    asked on December 10, 2014

    1) Which of these is a rational number? a. Pi b. Square root 3 ****** c. Square root 2 d. 1.3 (the # 3 has a line at the top) 2) Which of the following sets contains 3 irrational numbers? a. Square root 120 , n , Square root 3 ****** b. - Square root 256 ,

    asked on February 10, 2014
  4. English

    I am stuck on these two questions(can you check #1 one over for me?)! For the poem Annabel Lee; 1. What romanticized explanation does the speaker give for the death of his love, Annabel Lee? He tells us that angels from heaven were jealous of their love

    asked on May 25, 2015
  5. Algebra 2

    the test score for a math class are shown below. 81,84,82,93,81,85,95,89,86,94 what are the mean, median, and mode of the data set?

    asked on May 19, 2014
  6. chemistry

    ihave two solutions. in the first solution , 1.0 moles of sodium chloride is disslved to make 1.0 liters of solution . in the second one, 1.0 moles of sodium chlorine is added to 1.0 liters of water.is the molarity of each solution the same?

    asked on February 13, 2012
  7. Health

    Blood also passes through the small intestine and liver during which type of circulation pulmonary renal portal*** cardiac

    asked on May 26, 2016
  8. Math

    The sum of multiples of 6 between 6 & 999? I got 83166, but my answer key says 82665.. Is my answer wrong? I used the term formula to find 166 terms multiples of 6, and then the sum formula to get 83166.

    asked on January 20, 2015
  9. Social Studies

    1) Which U.S. region has the smallest states by land area? a. West b. Midwest c. Northeast d. South My Answer: 1) C NORTHEAST

    asked on March 11, 2013
  10. English

    I have an essay and my topic is "our views of the past change as we mature". So I am stuck on what pieces of evidence I should write about. I am thinking of writing a narrative, and I want my "mature view" to be that the world doesn't evolve around me

    asked on January 19, 2015
  11. physics

    A 1.80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0.300 rev/s. What is its angular velocity after a 22.0 kg child gets onto it by grabbing its outer edge? The child is initially at rest.

    asked on July 17, 2013
  12. Principles of Accounting

    E2-2 Selected transactions for D. Reyes, Inc., an interior decorating firm, in its first month of business, are as follows. Jan. 2 Invested $10,000 cash in the business in exchange for common stock. 3 Purchased used car for $4,000 cash for use in business.

    asked on January 21, 2010
  13. chemistry

    The density of gold is 19.31g/cm3 and the density of platinum is 21.43 g/cm3. If equal masses of gold and platinum are transferred to equal volumes of water in separate graduated cylinders which graduated cylinder would have greatest volume change

    asked on February 19, 2014
  14. math

    building A is 180 feet shorter than building B. The total height of the two building is1480 feet. find the length of each building

    asked on March 20, 2015
  15. Science ~CHECK MY WORK PLEASE~

    Felipe made a toy boat out of clay, but it kept sinking in water. He changed the boat's design by making it slightly wider than before. Why did Felipe's newly designed boat float on water? A. He decreased the density by increasing the volume. B. He

    asked on January 28, 2014
  16. Pre-Algebra

    Complete the sentence below. Scatter plots are used to look for a pattern of association, or trend, between ____________ A) one set of values. B) two sets of values. C) three sets of values. D) four sets of values. My Answer: B) two sets of values.

    asked on March 25, 2013
  17. Math ~ Check Answers ~

    Which best names the quantity 1/2 in the linear equation shown? y = -2x + 1/2 a.) The y-intercept ******** b.) The slope c.) The dependent variable d.) The x-intercept Kevin plotted a linear equation on a graph with 18 as the y-intercept. Which of

    asked on February 19, 2014
  18. chemistry

    What physical property of water and HCl allows us to separate them from the zinc chlorine compound produced in the reaction?

    asked on February 5, 2015
  19. algebra

    A local salesman receives a base salary of $900 monthly. He also receives a commission of 7% on all sales over $1000. How much would he have to sell in a month if he needed to have a monthly income of $2900?

    asked on April 12, 2016
  20. Math

    You score 15,16,17,14, and 19 points out of 20 possible points on five tests. what must you score on the sixth test to have of at least 16 points?

    asked on November 11, 2015
  21. geometry

    Ray QS is the angle bisector of angle pqr. Pqr has a bisecotor qs and angle pqs is 40 degrees. What would be the two angle measures not given in the diagram?

    asked on August 31, 2011
  22. math

    Answer each question about the following series: 3 + 4.5 + 6 + 7.5 + 9 + 10.5. What is the common difference of the arithmetic sequence on which the series is based? d =

    asked on April 3, 2019
  23. Chemistry

    What is the empirical formula for a compound which contains 67.1 percent zinc and the rest is oxygen

    asked on January 23, 2012
  24. math

    The Gallup Poll uses a procedure called random digit dialing, which creates phone numbers based on a list of all area codes in America in conjunction with the associated number of residential households in each area code. Give a possible reason the Gallup

    asked on January 10, 2017
  25. Physical Science

    When aqueous solutions of Na2CO3 and BaCl2 are mixed, the products are NaCl and?

    asked on April 3, 2011
  26. Math

    At age 2, a cat or dog is considered 24 "human" years old. Each year after age 2 is equivalent to 4 "human" years. Fill in the expression [24 + X (a-2)] so that it represents the age of a cat or dog in human years. Copy the chart and use your expression to

    asked on August 30, 2007
  27. Chemistry

    A 6.00 ft cylinder has a radius of 26 in. It contains 189 lb of helium at 25 celsius. Express the volume of the cylinder (V=ðr²h) in liters, the amount of helium in moles and the temperature in Kelvin.

    asked on September 27, 2012
  28. Chemistry

    The reaction are free radicals what are the product... 1)CH3-CH2-CH2 +CH3-CH2CH3 2)CH3-CH2-CH3 +CH3-CH-CH3 3)CH3-CH2-CH2 +CH3-CH-CH3 4)H+H

    asked on November 22, 2018
  29. Science ~CHECK MY WORK PLEASE~

    Both carbon dioxide and water are pure substances. How are they similar to each other? A.) both substances have a set ratio of atoms that cannot be separated by physical means. B.) both substances have a set ratio of atoms that can be separated by physical

    asked on January 28, 2014
  30. Sport Strategies ~ Volleyball

    I’m doing a sport report, I pick volleyball for this sport report, and I have a question. What strategies does volleyball has? Can anyone give examples or ideas about that question? Please? Thanks!

    asked on February 7, 2014
  31. AP Physics

    A jogger runs in a straight line with an average velocity of 7.7 m/s for 4.5 minutes, and then with an average velocity of 2.8 m/s for 2.8 minutes. What is her total displacement? Answer in units of m.

    asked on September 4, 2014
  32. chem101

    will the following reaction take place nh3+h2o= nh2 + h3o

    asked on April 8, 2010
  33. Social Studies

    1) The four major kinds of natural vegetation in the United States and Canada are tundra, grassland, desert scrub, and a. permafrost. b. forest. c. swamp. d. all of the above 2) Why is mining important to the economy of the United States? a. It employs

    asked on February 28, 2013
  34. Social Studies--Check My 1 Answers Please--

    What was "Manifest Destiny"? a. the idea that Americans of European descent were superior to Native Americans b. the idea that woman were destined to attain political equality with men c. the idea that America was destined to expand to cover the entire

    asked on February 26, 2014
  35. music appreciation

    Clara Wieck Schumann's "Forward" was written for a/an?

    asked on February 21, 2012
  36. Chemistry

    How much heat is required to warm 122g of water by 23.0°C? Specific heat is 4.184 J/g° C. Please show work:(((

    asked on May 18, 2018
  37. math

    If you are making a model of your bedroom, which would be an appropriate scale: 1 inch = 2 feet, or 1 inch = 12 feet? Explain.

    asked on November 30, 2015
  38. Chemistry

    Adding helium to a balloon increased its volume from 360.9 mL to 3.532 L. If the final number of moles of helium in the balloon is 22.3 mol, what was the initial number of moles of helium in the balloon? Assume the balloon contained only helium initially.

    asked on December 10, 2014
  39. physics

    which of acceleration age speed temperature and velocity are vector quantities

    asked on November 3, 2014
  40. Physics

    A vector representing 170 N is oriented at 30 degrees with the horizontal. What is the magnitude of its horizontal component? Answer in units of N.

    asked on November 2, 2014
  41. English

    Another question regarding the poem Annabel Lee. Can you check my response for me and help me elaborate on the rhythm explanation please; 1. What is the overall tone of the poem? How does the rhythm of the poem affect the tone? my ans: The tone of the poem

    asked on May 25, 2015
  42. stats

    Assume that​ women's heights are normally distributed with a mean given by mu equals 63.4 in​, and a standard deviation given by sigma equals 1.8 in. Complete parts a and b. a. If 1 woman is randomly​ selected, find the probability that her height is

    asked on July 28, 2018
  43. Math( Attn: Reiny)

    1. A rental business charges $12 per canoe and averages 36 rentals a day. For every 50-cent increase in rental price, it will lose two rentals a day. What price would yield the maximun revenue? I was told the answer by Reiny, but I couldn't get the right

    asked on January 25, 2015
  44. Math

    Solution A is 80% Alcohol and Solution B is 30% Alcohol. How many Liters of each Solutions should be mixed in order to make 200 liters of a Solution that is 62% Alcohol ?

    asked on April 16, 2009
  45. science

    what makes water in the mountain go slow or fast

    asked on January 16, 2008
  46. Chemistry

    Nitroglycerin C3H5(NO3)2 is a common explosive which decomposes according to the equation. 4C3H5(NO3)2 - 12CO2 + 10H2O + O2 +6N2 ΔH= -5.720*10^3 KJ. Calculate the heat for the decomposition for the 10.6g of the Nitroglycerin.

    asked on August 28, 2018
  47. Math

    Ernesto drew a map of his school. He used a scale of 1 inch: 50 feet. What distance in inches on Ernesto's map should represent the 625 feet between the cafeteria and the science lab?

    asked on November 30, 2015
  48. Math

    1. If the point (-3,30) is on the graph y=(x-1)^2+14, where will the point be on y=(x-8)^2-6? I don't understand what this is asking and how I can find this. 2. A rental business charges $12 per canoe and averages 36 rentals a day. For every 50-cent

    asked on January 25, 2015
  49. physics

    (a) Calculate the angular momentum of an ice skater spinning at 6.00 rev/s given his moment of inertia is 0.490 kg·m2. (b) He reduces his rate of spin (his angular velocity) by extending his arms and increasing his moment of inertia. Find the value of his

    asked on July 17, 2013
  50. economics

    Can South Africa afford to have totally free trade with the rest of the world?

    asked on May 8, 2019
  51. Chemistry

    What must be a concentration of benzoate ion in a 0.55M benzoic acid solution so that the ph is 5.00?

    asked on August 13, 2018
  52. physics

    A 1.80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0.600 rev/s. What is its angular velocity after a 27.0 kg child gets onto it by grabbing its outer edge? The child is initially at rest.

    asked on July 18, 2013
  53. math

    Let R be the region bounded between the plane z = 1 and the cone z = 2 − p x 2 + y 2 . Describe region R using spherical coordinate

    asked on August 18, 2019
  54. Physics

    An electric motor is used to lift a load of bricks through a vertical height of 20m.the tension in the cable attached to the electric motor is 2000N.calculate work done by the electric motor on the bricks

    asked on March 18, 2019
  55. Math

    Wendell is making punch for a party. the recipe he is using says to mix 4 cups pineapple juice, 8 cups orange juice, and 12 cups lemon-lime soda in order to make 18 servings of punch. a. How many cups of punch does the recipe make? b. if Wendell makes 108

    asked on November 23, 2015
  56. AP Physics 1

    A cat climbs 8m directly up a tree. What is the horizontal component of the cat's displacement? Answer in units of m.

    asked on November 2, 2014
  57. Math

    Explain how you could use a map to estimate the actual distance between Miami, Florida, and Atlanta, Georgia.

    asked on November 30, 2015
  58. chemistry

    3Cl2 +6KOH->KClO3 +5KCl =3H2O write a conversion factor that could be used to convert between moles od potassium hydroxide and moles of potassium chlorate

    asked on November 5, 2014
  59. Physics

    Bill kicks a rock off the top of his apartment building. It strikes a window across the street 15m away. The acceleration of gravity is 9.8 m/s^2. If the window is 13m below the position where Bill contacted the rock, how long was it in the air?

    asked on November 18, 2014
  60. chemistry

    how many grams of sodium chloride are there in 2.5 L of a 0.4% w/v solution?. need to know how to figure this out

    asked on January 28, 2011
  61. Calculus

    Thank you - (Enter your answers using interval notation. If an answer does not exist, enter DNE.) y = 4x + [5/sin x], (−π, π) concave upward (x,y)- concave downward (x,y)-

    asked on September 28, 2016
  62. physics

    A vector representing 170 N is oriented at 30 degrees with the horizontal. What is the magnitude of the vertical component? Answer in units of N,

    asked on November 3, 2014
  63. statistics

    The tread life a certain brand of tires is known to be normally distributed with a mean of 60,000 miles and a standard deviation of 5,000 miles. The company wishes to set the warranty so that only 4% of the tires will need to be replaced. What should the

    asked on October 29, 2014
  64. Chemistry

    Calculate the mass in grams for a gold sample that absorbs 245J to change its temperature from 19 degrees to 49 degrees

    asked on March 5, 2011
  65. Finance

    An AT&T bond has 10 years until maturity, a coupon rate of 8 percent, and sells for $1,100. a. What is the current yield on the bond? b. What is the yield to maturity?

    asked on October 18, 2007
  66. Math

    Which decimal value is equivalent to 7/11? _ __ _ A. 0.63 B. 0.63 C. 0.675 D. 0.7 "B" is what I chose.

    asked on December 11, 2014
  67. Chemistry

    Given that 4NH3+5O2-4NO+6H2O ΔH= -906kJ. What is the Enthalpy change for NO +3/2H2O - NH3 +5/2 O2

    asked on August 28, 2018
  68. Chemistry

    Some plants require acidic soils for healthy growth. Which of the following could be added to soil around such plants to increase the acidity of the soil? 1.iron(ii)sulphate 2. sodium sulphate 3.aluminum sulphate 4.iron(iii)sulphate 5.caesium sulphate.

    asked on August 13, 2018
  69. economics

    what is the south african government providing to whom?

    asked on May 19, 2013

    A person walks 10.4 degrees north of east for 4.19km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? Answer in units of km.

    asked on November 3, 2014
  71. Math

    Triangle ABC has coordinates A(1,4); B(3, -2); and C(4, 2). Find the coordinates of the image A'B'C' after a reflection over the x-axis.

    asked on November 6, 2013
  72. Physics

    A person walks 10.4 degrees north of east for 4.19km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? Answer in units of km.

    asked on November 3, 2014
  73. Math ~CHECK MY WORK~

    You have $60 in your wallet and want to buy some new CDs. If the CDs are $11 each, what number of CDs, x, can you buy? Write and solve an inequality. Then explain your answer. My Answer: 11x

    asked on January 16, 2014
  74. finance

    describe the difference between the substance and form of financial statements and give an example of each

    asked on January 29, 2013
  75. international business

    are retail investors or traders permitted to naked short a stock? Who is permitted to naked short a stock assuming there has been no suspension of this practice. following the sec suspension of naked shorting post june 2008 did other nations follw this

    asked on May 30, 2012
  76. European History

    I was wondering if someone could check my thesis statement for my DBQ on the causes of WWI. (political, social, and economical). WWI, which involved all of the great powers of Europe, was sparked by the multitude of military alliances and treaties, the

    asked on April 19, 2011
  77. math

    a paint supplier has two machines that prouce both indoor paint and outdoor paint. to meet its contractual obligations,the company must produce at least 60 gallons of indoor paint and 100 gallons of outdoor paint. machine 1 makes 3 gallons of indoor paint

    asked on March 30, 2008
  78. chemistry

    I have no idea how to solve this problem, please help me out.... thanks a) A liter of a solution saturated at 25degree with calcium oxalate, CaC2O4, is evaporated to dryness, giving a 0.0061gm residue of CaC2O4. calculate the concentrations of the ions,

    asked on April 6, 2007
  79. algebra

    Betty is in the process of opening her own business – a coffee shop in downtown Fargo, North Dakota. With the Grand Opening a month away, she runs the numbers involved in her upfront expenses: $5,400 for local advertising, $2,700 for the security deposit

    asked on October 20, 2017
  80. math

    We are planning a reception for our daughter. The hall that we are renting charges a $70 cleanup fee. In addition to the cleanup fee, they charge $28 per guest for food and drinks. If we have $1,800.00 available, what is the maximum number of guest we can

    asked on April 11, 2016
  81. geometry

    hat is the area of a regular octagon with a side length of 5 meters and a distance from the center to a vertex of 6.5 meters?

    asked on December 9, 2015
  82. Math

    Karl's scores on the first five science tests are shown in the table. Test 1 Test 2 Test 3 Test 4 Test 5 85 84 90 95 88 Part A. Write am inequality that represents how to find the score he must receive on the sixth test to have an average score of more

    asked on November 12, 2015
  83. Math

    Which of the following situations corresponds to the equation below? 1/3x + 8 = 18 2/3 Keneda is packing some suitcases to take on a cruise. The cruise line allows each guest to bring up to three pieces of luggage with a limit on total weight. So far, she

    asked on November 9, 2015
  84. CRJ

    Which of the following is a "tendency to behave in certain ways in certain circumstances?" Question 5 options: Character trait Virtue Vice All of the above

    asked on July 27, 2014
  85. math

    . A class elects two officers, a president and a secretary/ treasurer, from its 12 members. How many different ways can these two offices be filled from the members of the class?

    asked on June 6, 2010
  86. 7th Grade English-Word Puzzles/Pictures

    I need help with word pictures/puzzles.(1) head (no capitals or other words next to it, above or below it)...(2) yrooucrhkeasd (again, no words above, below or next to it) Thank you! I'm sorry, but I don't understand. Can you give us more details about

    asked on August 30, 2006
  87. math

    Alvin can go upstream at a rate of 6 miles per hour and downstream at a rate of 12 miles per hour. One day while Alvin was on the river, he received a call telling him he needs to turn around and come home. So he turned around and went back to his starting

    asked on April 12, 2016
  88. Physics

    A 96.0-g wooden block is initially at rest on a rough horizontal surface when a 11.4-g bullet is fired horizontally into (but does not go through) it. After the impact, the block–bullet combination slides 6.5 m before coming to rest. If the coefficient

    asked on March 4, 2014
  89. Chemistry

    What is the concentration of chloride ions (in) in a solution prepared by adding 0.075 moles of calcium chloride to 425 mL water,assuming no volume change up on mixing? Thanks!

    asked on April 23, 2012
  90. physics

    Two people push on a 4 kg object. One force is 60N, north. The second force is 40N, east. Find the acceleration of the object. Ignore friction. The answer is 18m/s/s at 53.31 degrees.......but i don't know how to get to it.

    asked on September 11, 2010
  91. Math

    mr. kebu spends 1/8 of his monthly salary in school fees and a third of the remainder on rent. he spends 3/4 of what remained after paying school fees and rent on food. if he remains with 1470 calculate his monthly salary

    asked on April 12, 2019
  92. math

    Silas took 15 bags of glass to the recycling center on Monday. He took 6 bags of plastic to the recycling center on Tuesday. Which equation could be used to find x, the total number of bags of glass and plastic Silas took to the recycling center? A. x - 15

    asked on November 9, 2015
  93. Chemistry

    Suppose you have two 100-{\rm mL} graduated cylinders. In each cylinder there is 58.5mL of water. You also have two cubes: One is lead, and the other is aluminum. Each cube measures 2.0cm on each side. After you carefully lower each cube into the water of

    asked on September 7, 2014
  94. Art- Check Answers- Please

    1. Alexander Calder invented this type of art. fiber art mobiles ******** stabiles public art 2. Today, decisions in planning, selecting, and/or creating an artwork for public display are made in the following way. They are the decision of the artist. by

    asked on February 25, 2014
  95. chem

    What three things does a balanced equation show you

    asked on March 20, 2010
  96. chemistry

    How many moles of H2S would we expect to be formed by reaction if 3.50 moles of HNO3 reacted completely?

    asked on February 9, 2015
  97. Math \ Algebra

    Hello! Can you check my answers for these questions? Thank you in advance (= 1. The following ordered pairs give the scores on two consecutive 15-point quizzes for a class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7), (14, 11),

    asked on January 27, 2015
  98. chemistry

    Calculate the mass of NO2 produced from the decomposition of copper nitrate if .462mol of oxygen are formed. The equation for the reaction is 2Cu(no3)2 - 2CuO + 4NO2 +O2

    asked on October 15, 2011
  99. physics

    if a car drives over a hill with a radius of 57 meters. At what maximum speed can the car travel without flying off the road

    asked on April 28, 2011
  100. Chemistry

    Determine the vapour pressure lowering at 25 degree Celsius of 1.25molality sucrose solution assume the solution behaves ideally (sucrose is C12H22O11). The vapour pressure of pure water at 25 degrees Celsius is 23.8torr ( hint 50.0g of sucrose was used).

    asked on August 13, 2018


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