Popular questions and responses by Chloe
  1. Chemistry

    If a hydrate of the formula MCl * xH2O decomposes when heated to produce HCL, what change would you expect to occur when a piece of litmus paper is held in the path of the vapor released?

    asked on October 14, 2008
  2. Math

    A box contains 95 pink rubber bands and 90 brown rubber bands. You select a rubber band at random from the box. Find each probability. Write the probability as a fraction in simplest form. a. Find the theoretical probability of selecting a pink rubber

    asked on May 8, 2014
  3. Math ~ Check Answers ~

    1. There are 35 marbles in a bag: 9 blue marbles, 8 green marbles, 4 red marbles, 8 white marbles, and 6 yellow marbles. Find P (red). Write the probability as a fraction in simplest form, a decimal, and a percent. a.) 4/31, 0.129, 12.9% b.) 4/35, 0.114,

    asked on April 21, 2014
  4. History

    What did John Brown plan to do with the guns he seized at Harper's Ferry? a. he planned to sell them to make money to support antislavery candidates for Congress. b. he planned to give them to slaves to start slave rebellions. c. He planned to bring them

    asked on January 30, 2017
  5. SC state history

    note: not all letters will be used. a. sectionalism b. missouri compromise c. andrew jackson d. john c. calhoun e. articles of confederation f. cabinet g. tariff h. treason i. daniel webster j. louisiana purchase k. nationalism l. thomas jefferson 1. the

    asked on December 12, 2016
  6. Physics

    A speedboat, starting from rest, moves along a straight line away from the dock. The boat has a constant acceleration of +3.00 m/s2. A siren on the dock is producing a 755 Hz tone. Assuming that the air temperature is 20.0oC, what is the frequency of the

    asked on July 27, 2011
  7. Please help on math.

    Write the fraction as a percent. If necessary, round to the nearest tenth of a percent. 6/15 a. 40.0% *** b. 37.5% c. 33.3% d. 46.7% Write the fraction as a percent. If necessary, round to the nearest tenth of a percent. 6 4/5 a. 68% b. 6.8% c. 6.4% d.

    asked on February 3, 2016

    13. how did the embargo act of 1807 affect south carolina? a. it hurt the sale of the planters' rice and cotton b. it hurt the planters who needed british manufactured goods c. it hurt the aristocrats who could not longer send their sons to school in

    asked on December 12, 2016
  9. Math, all correct?

    Write the fraction as a percent. If necessary, round to the nearest tenth of a percent. 6/15 a. 40.0% *** b. 37.5% c. 33.3% d. 46.7% Write the fraction as a percent. If necessary, round to the nearest tenth of a percent. 6 4/5 a. 68% b. 6.8% c. 6.4% Write

    asked on February 3, 2016
  10. Algebra

    Shirts with the a school's mascot were printed, and the table shows the number of people who bought them the first, second, third, and fourth weeks after their release. Which graph could represent the data shown in the table? Weeks | Number of sales 1 |22

    asked on January 11, 2017
  11. Alg 2

    The value of y varies directly with x. If y = 64 when x is 16, what is x when y is 288?

    asked on October 25, 2013
  12. Math

    ***PS: I can't put the diagram so I type it.*** The diagram below shows the contents of a jar from which you select marbles at random. Inside the jar there is 16 marbles. Inside the jar there is 4 red marbles. 7 blue marbles. 5 green marbles. a. What is

    asked on May 8, 2014
  13. Physics

    An object 0.600 cm tall is placed 16.5 cm to the left of the vertex of a concave mirror having a radius of curvature of 22.0 cm. (a) Draw a principle-ray diagram showing the formation of the image. (b) Calculate the position, size, orientation (erect or

    asked on July 27, 2011
  14. Social Studies

    How did knowing how to cut and stack stones help early Andean civilizations grow?

    asked on December 19, 2018
  15. One more thing!

    Day had broken cold and gray, exceedingly cold and gray, when the man turned aside from the main Yukon trail and climbed the high earth-bank, where a dim and little traveled trail led eastward through the fat spruce timberland. It was a steep bank, and he

    asked on August 30, 2016
  16. Physics

    A playground is on the flat roof of a city school, 7.00 m above the street below. The vertical wall of the building is 8.00 m high, forming a 1.00 m high railing around the playground. A ball has fallen to the street below, and a passerby returns it by

    asked on October 15, 2009
  17. Social Studies south asia

    why was the migration of the aryans to india significant?

    asked on March 23, 2015
  18. Physics

    In order to determine the coefficients of friction between rubber and various surfaces, a student uses a rubber eraser and an incline. In one experiment, the eraser begins to slip down the incline when the angle of inclination is 36.4° and then moves down

    asked on November 3, 2009
  19. Math

    Coram is at basketball practice preparing to shoot free throws. The probability of Coram making a free throw is 77%. What is the probability that he makes his first free throw on the second shot? A. 79% B. 95% C. 88% D. 83% I think the answer is C

    asked on December 18, 2018
  20. Physics

    The water in a river flows uniformly at a constant speed of 2.53 m/s between parallel banks 69.8 m apart. You are to deliver a package directly across the river, but you can swim only at 1.74 m/s. (a) If you choose to minimize the time you spend in the

    asked on October 15, 2009
  21. Science

    Identify the benefits that your space mission might provide for modern society. Explore the possibility of connecting your space mission with satellites that are already gathering information as they orbit Earth. I don't understand what does this mean?

    asked on June 5, 2014
  22. Social Studies--Check My Answers Please--

    1. During the election of 1824, which candidate won the popular vote and which candidate won the presidency? a.) Andrew Jackson; John Quincy Adams ***** b.) Andrew Jackson; Andrew Jackson c.) John Quincy Adams; John Quincy Adams d.) John Quincy Adams;

    asked on February 14, 2014
  23. Physics

    A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of 8.15 m/s at an angle of 18.5o below the horizontal. It strikes the ground 3.30 s later. How far horizontally from the base of the building does the ball

    asked on February 7, 2012
  24. Algebra

    I need the answers to pre algebra pizzazz pg 50 How did the angel lose his job I have the riddle I need the work!! Plz help me!!

    asked on March 16, 2017
  25. Math

    A new law requires that 15 of an individual’s income be invested in the stock market. Your accounts show that you need to put $435 in the stock market this year. How much did you earn this year? $5,040 $350 $504 $3,500 Refreshing this question, I got

    asked on February 3, 2016
  26. Chemistry

    Would there be any effect on the amount of precipitate if tap water containing calcium ions is used instead of deionized water to dissove the reactants? Assume that Na2CO3 is present in excess

    asked on November 8, 2010
  27. social studies help pls

    13. how did the embargo act of 1807 affect south carolina? a. it hurt the sale of the planters' rice and cotton b. it hurt the planters who needed british manufactured goods c. it hurt the aristocrats who could not longer send their sons to school in

    asked on December 12, 2016
  28. Math

    list three different ways to write 5^11 as the product of two powers. Explain why all three of your expressions are equal to 5^11

    asked on June 3, 2014
  29. Chemistry

    Given the equilibrium reaction N2(g) + 3 H2(g) 2NH3(g) + heat, an increase in temperature will: a) Increase the value of K b) Decrease the value of K c) Increase or decrease the value of K depending upon the concentration of reactants d) Will have no

    asked on April 20, 2014
  30. algera help plzzzz

    In the diagram​ below, what is the relationship between the number of pentagons and the perimeter of the figure they​ form? Represent this relationship using a​ table, words, an​ equation, and a graph. Let x=the number of

    asked on November 1, 2016
  31. Science

    What form of pollution, if any, does each energy source cause? How does the economy influence energy source choices? How does location influence energy source choices?

    asked on May 28, 2014
  32. math help asap

    1.which of the following is a radius of the circle a.DE b.AB C.CE 2.which of the following is a diameter of the circle a.ED b.EC c.BA 3.which of the following is a chord, but not a diameter, of the circle a.CE b.FD c.DE 4.what is the correct way to name a

    asked on February 2, 2019
  33. Algebra 1

    Suppose your​ friend's parents invest $20,000 in an account paying 5% compounded annually. What will the balance be after 66 ​years?

    asked on February 10, 2017
  34. Science -Check Answers-

    1. A kitchen ceiling light has five light bulbs on it. When one of the lights goes out, the other four bulbs stay lit. This is an example of a series circuit. True OR False My Answer: True 2. Adding a _______________ to an electric circuit would increase

    asked on May 21, 2014
  35. Language arts, please help!

    A Surprising Point of View: A Television Play in Two Acts Characters: (in order of appearance) 1. JASON: a boy of about 14. He is a student in Ms. Smith’s English class. He regularly misbehaves in order to get attention, and he doesn’t apply himself to

    asked on May 3, 2016
  36. Precal

    How do i prove that left side equals right? Cot(A+B)=cotAcotB-1/(cotA + cotB)

    asked on March 15, 2016
  37. physics-sound

    A police car moving at 41 m/s is initially behind a truck moving in the same direction at 17 m/s. The natural frequency of the car's siren is 800 Hz. The change in frequency observed by the truck driver as the car overtakes him is __(Hz) Take the speed of

    asked on February 26, 2017
  38. Science

    2. Adding a _______________ to an electric circuit would increase the magnetic field around a wire. a.) insulator b.) solenoid c.) resistor d.) conductor My Answer: conductor

    asked on May 21, 2014
  39. Math ~ Check Answers ~

    A rectangular prism has a width of 92 ft and a volume of 240 ft^3. Find the volume of a similar prism with a width of 23 ft. Round to the nearest tenth, if necessary. •3.8 ft^3 •60 ft^3

    asked on March 12, 2014
  40. Spanish

    Which statement about hacienda homes is not true? A. They are always found in the center of major cities. B. They are the largest type of home is Mexico C. Most have tile floors and outdoor patios or courtyards.

    asked on September 17, 2019
  41. Science

    What form of pollution, if any, does each energy source cause? How does the economy influence energy source choices? How does location influence energy source choices?

    asked on June 13, 2014
  42. Chemistry

    Chloroform (CHCL3) has a normal boiling point of 61 'C and an enthalpy of vaporization of 29.24 kJ/mol. What is the value of delta Gvap (in kJ) at 61'C for chloroform?

    asked on April 30, 2013
  43. English

    What type of poem is this ? We found his flag one bitter morning And knew our hopes had come to woe. We had come pursuing glory But ended freezing in the snow. 1. The stanza of the poem offers an example of (1 point) slant rhyme. end rhyme. perfect rhyme.

    asked on December 5, 2012
  44. Algebra

    16. The equation models the height h in centimeters after t seconds of a weight attached to the end of a spring that has been stretched and then released. h= 7 cos (π/3 t) a. Solve the equation for t. (I'm pretty sure i've got this one solved) T= 3

    asked on July 7, 2018
  45. Social studies

    in ancient egypt the pharaoh governed by relying on?

    asked on August 15, 2019
  46. Math

    Evaluate the following expressions: a. 11^0 b. 11^2 / 11^2 c. are the answers to parts a and b the same? Explain why or why not?

    asked on June 13, 2014
  47. Math ~ Check Answers ~

    Explain how to write a function rule from the table below. Then write a function rule. X: 2 | 4| 6 | And: 1 | 0 | -1 | My Answer: y = -1/2 x But, -1/2 (2) = -1, and y(2) = 1, so we need to add 2 at the start. So, y = 2 - 1/2 x

    asked on June 3, 2014
  48. English

    In the story The Necklace written by Guy de Maupassant what are the examples of similes and metaphors?

    asked on September 18, 2012
  49. Psychology

    Which one of the following statements about the gate-control theory is true? Pain impulses create a gate leading to the brain. The brain is capable of generating pain on its own. The gate closes when pain messages go to the brain. Damage to small nerve

    asked on March 19, 2011
  50. math

    how do you draw and label the ray HA. Then draw point T on it?

    asked on February 20, 2019
  51. MATH!

    An experiment consists of rolling a weighted die. The probability of rolling each number is: Pr[1]=0.05, Pr[2]=0.1, Pr[3]=0.25, Pr[4]=0.25, Pr[5]=0.2, and Pr[6]=0.15. On the first roll, you record if the number is Small (1,2) or Large (3,4,5,6). If the

    asked on February 24, 2016
  52. Math

    Segment WX is shown W•————————•X Explain how you would construct a perpendicular bisector of WX using a compass and a straightedge.

    asked on February 3, 2020
  53. physics

    You drop a rock from rest out of a window on the top floor of a building, 50.0 m above the ground. When the rock has fallen 3.80 m, your friend throws a second rock straight down from the same window. You notice that both rocks reach the ground at the

    asked on September 17, 2014
  54. Science

    5. The following balanced equations represent double replacement reactions that each result in the formation of a precipitate. For each reaction, which ratio of reactants would result in the formation of the greatest amount of precipitate? I found the

    asked on December 6, 2019
  55. maths

    There are 28 in our class. One day there were 6 times as many present as there were absent. How many were present? How many were absent?

    asked on September 7, 2015
  56. Chemistry

    If 150.0 grams of iron at 95.0 degrees Celcius, is placed in an insulated container containing 500.0 grams of water at 25.0 degrees Celcius, and both are allowed to come to the same temperature, what will that temperature be? The specific heat of water is

    asked on February 22, 2012
  57. SC State History

    A piece of decorated pottery from the Woodland Era is considered a(n)... a. fossil b. artifact c. hieroglyph d. chert I know its either a or b but i'm not sure which. The culture of American Indians in South Carolina during the pre-projectile Point era was

    asked on September 15, 2016
  58. History

    Why was Vietnam key to the US curbing communism in Asia? a. None of these answers. b. Vietnam and the US had strong economic ties. c. Vietnam was a major supplier of rice to the United States. d. Vietnam had a direct tie to Japan which the US had thus far

    asked on June 17, 2018
  59. Math

    Six groups of students sell 162balloons at the school carnival there are three students in each group if student sells the same number of balloons how many balloons does each to student sell

    asked on January 29, 2017
  60. Algebra

    Jay weighs 20 pounds more than Dan whose weight is twice what Kirsten's is. Their total weight is 320 pounds. How much does Kirsten weigh?

    asked on April 12, 2016
  61. Math ~ Check Answers ~ASAP

    3. In the following list of data, find the range: 21, 28, 31, 35, 39, 43, 51, 60. 35 37 39****** 40 Pat recorded the weights of the first 10 fish she caught and released at Mirror Lake this season. The weights were 8 lb, 6 lb, 9 lb, 6 lb, 7 lb, 5 lb, 7 lb,

    asked on March 20, 2014
  62. Algebra 1

    Paul has decided to raise rabbits. He has been warned that the number of rabbits will double every month. He started with 3 rabbits, and the function y=3(2^x) models the number of rabbits he will have after x months. How many rabbits will paul have after 8

    asked on February 8, 2017
  63. Science

    3. What ratio of nitrogen and hydrogen molecules would result in no left-over reactants? Explain your answer.

    asked on December 6, 2019
  64. Math

    Can someone please check my answers? A yard has a square gate that has an area of 8 square meters. 1. What is the height of the gate in meters? Answer: 28 meters 2.How many feet would that be? Answer: 8.4 feet 3. If each side was 1 foot longer, what would

    asked on April 28, 2015
  65. honors algebra 1

    3. Which ordered pair is a solution of the equation y=x-4? a. (2,6) b. (6,2) c. (-2,6) d. (3,1) 4. Which ordered pair is a solution of the equation y=5x? a. (-2,10) b. (-5, 25) c. (-3,15) d. (-2, -10) 5. Which ordered pair is a solution of the equation

    asked on September 22, 2016
  66. Chemistry

    A gas diffuses twice as fast as CF4 (g). The molecular mass of the gas is: I'm not sure how to figure this out without the rates of diffusion.

    asked on February 11, 2014
  67. chem

    calculate the solubility of Ca(OH)2 in a 0.469M CaCl2 solution at 31 degrees C, Ksp of Ca(OH)2 is 4.96 X 10*-6

    asked on June 2, 2010
  68. math

    350 is 70% of what number? A) 500 B) 420 C) 245 D) 280 What percent of 64 is 24? A) 267% B) 62.5% C) 40% D) 37.5% What percent of $6.50 is $2.60? A) 25% B) 40% C) 90% D) 250% 20% of 140 is what number? A) 280 B) 120 C) 28 D) 12 I am kind of confused on

    asked on December 17, 2018
  69. physics

    Find the magnitude and direction of the net electrostatic force exerted on the point charge q3 in the figure below, where q = +2.5 μC and d = 28 cm. The picture is of a square. q1=+q, q2=-2q, q3=-3q, q4=-4

    asked on July 17, 2011
  70. Check answer for la please!!

    In which sentence is the word periscope used correctly? A. Excited about her finding, the scientist used a periscope to view the organisms in the water sample. B. On the night of the full moon, we used the periscope to look at the sky. C. Sitting behind

    asked on August 29, 2016
  71. British Literature

    Please check my answers #11: Coffeehouses were centers for (A) literary activity (B) political debates © entertainment (D) all of the above. #11: D #12: After viewing the London Fire on September 2, 1666, Samuel Pepys (A) mailed a letter to his father (B)

    asked on January 21, 2010
  72. Math

    Two picture frames are similar. The ratio of the perimeters of the two pieces is 3:5. If the area of the smaller frame is 108 square inches. what is the area of the larger frame?

    asked on December 1, 2016
  73. Math

    There are 16 cubic boxes of erasers in a case. What are all the possible dimensions for a case of erasers ? please help need in 30 minutes or less so confused help please thanks

    asked on March 10, 2013
  74. Planets- I Love Space!

    why the outer planets did not lose the lighter gases in their atmospheres.?

    asked on April 14, 2014
  75. History

    How did secularism influence European writers during the Renaissance?

    asked on December 10, 2019
  76. chemistry

    suppose that a large volume of 3% hydrogen peroxide decomposes to produce 12mL of oxygen gas in 100 s at 298 K. Estimate how much oxygen gas would be produced by and identical solution in 100s at 308 K hi can you please help me set up this problem, then I

    asked on August 6, 2015
  77. physics

    A 5.0 kg \rm kg, 52-cm \rm cm-diameter cylinder rotates on an axle passing through one edge. The axle is parallel to the floor. The cylinder is held with the center of mass at the same height as the axle, then released. a)What is the magnitude of the

    asked on December 6, 2013
  78. physcis!

    A car accelerates from rest at 4.9 m/s2. How much time does it need to attain a speed of 6 m/s?

    asked on September 18, 2011
  79. physics

    Find the magnitude and direction of the net electrostatic force exerted on the point charge q3 in the figure below, where q = +2.5 μC and d = 28 cm. The picture is of a square. q1=+q, q2=-2q, q3=-3q, q4=-4

    asked on July 17, 2011
  80. Math

    A hot air balloon descends at a rate of 75 feet per minute. Find the time it will take the hot air balloon to reach the ground

    asked on October 16, 2019
  81. Algebra 1

    Suppose the growth of a population (in thousands) is represented by the expression 32*2.1^x, where x represents the number of years since 2010. Evaluate the expression for the year 2015. Round to the nearest whole number. a. 41 b. 1,307 c. 67 d. 622

    asked on January 25, 2017
  82. chemistry

    Given that for the vaporization of benzene Hvap= 30.7 kj/mol and Svap= 87.0 J(K * mol) , calculate Delta G (in kJ/mol) for the vaporization of benzene at 13 Celcius.

    asked on April 29, 2013
  83. Social Studies

    What characteristic did the Mauryan and Mughal empires share? a.Both helped spread Buddhism. b.Both helped spread Islam. c.Both embraced the idea of religious tolerance. d.Both were begun by Aryan people I think either a or d Help?

    asked on March 19, 2015
  84. chemistry

    Calculate the enthalpy of fusion of naphthalene (C10H8) given that its melting point is 128 Celsius and its entropy of fusion is 47.7 J (k*mol) .

    asked on April 29, 2013
  85. math

    The top horizontal edge of the rectangle measures 17 centimeters, the left vertical edge of the rectangle measures 22 centimeters, and the bottom horizontal edge measures 17 centimeters. The left vertical leg is on the right edge of the rectangle, with v

    asked on May 9, 2019
  86. Physics

    The conducting rod ab shown below makes frictionless contact with metal rails ca and db. The apparatus is in a uniform magnetic field of 0.855 T, perpendicular to the plane of the figure. The length L of the rod is 25 cm. (a) Find the magnitude of the emf

    asked on July 24, 2011
  87. english / laungage

    3. In “The Celebrated Jumping Frog of Calaveras County,” Jim Smiley’s horse wins races by A) attacking all the other horses in the race. B) raising a lot of dust so the other horses can’t see where to go. C) barreling past the other horses, after

    asked on May 24, 2011
  88. History

    Drag and drop the events to arrange them from the event that occured first to the event that occured last. India and Pakistan are partitioned into two states The British government takes control of the East India company's territorys Mohandas Gandhi

    asked on January 24, 2020
  89. Math / Statistics

    Supposed that voting in municipal elections is being studied and four people are randomly selected. The accompanying, table provides the probability distribution where x is the number of those people that voted in the last election x | P (x) 0 | 0.23 1 |

    asked on December 18, 2018
  90. chemistry

    What is the molar solubility of Sr3(AsO4)2 and the concentration of Sr^+2 and AsO4^-3 in a saturated solution at 25C? the Ksp is 1.3 E -18. Show the balanced reaction.

    asked on June 10, 2012
  91. geometry

    Use the information below to find the missing measure such that . AB = 35, DE = 14, DF = 22, , AC = ?

    asked on June 25, 2014
  92. Maths

    Jack spends 1 3/5 as long on his homework as Jill. Last week, Jill spent 7 1/4 hours doing homework. How long did Jack spend doing homework?

    asked on June 4, 2017
  93. MathEMATICS

    high fountain of water is located at the center of a circular pool. Not wishing to get his feet wet, a student walks around the pool and measures its circumference to be 15.0 m. Next, the student stands at the edge of the pool and uses a protractor to

    asked on October 4, 2010
  94. Econ

    Suppose that a borrower and a lender agree on the nominal interest rate to be paid on a loan. Then inflation turns out to be higher than they both expected. Does the lender gain or lose from this unexpectedly high inflation? Does the borrower gain or lose?

    asked on July 28, 2007
  95. Maths

    Jack spends 1 3/5 as long on his homework as Jill. Last week, Jill spent 7 1/4 hours doing homework. How long did Jack spend doing homework?

    asked on June 5, 2017

    Identify the choice that best describes the sentence. 5. More than 1,000 years passed before Copernicus proposed that the earth orbited the sun. (1 point) a. simple*** b. compound c. complex d. compound-complex *** = my answer

    asked on November 14, 2016
  97. Social Studies

    What seperates asia and South america

    asked on July 7, 2019
  98. Maths Mechanics

    A plane flies due north at 300km/h but a crosswind blows north-west at 40km/h. Find the resultant velocity of the plane. Once I have drawn I diagram it is often okay, but it is the initial steps that I struggle with.

    asked on January 12, 2015
  99. Math

    An airplane is flying at an altitude of 6 miles and passes directly over a radar antenna. When the plane is 10 miles away, the radar detects that the distance is changing at a rate of 240 mph. what is the speed of the plane? This is an implicit

    asked on May 13, 2013
  100. Math

    Mary spends 1/6 hour to make friendship bracelet. She spends 3 hours before lunch and 2 hours after lunch making the bracelets. How many bracelets does she make in all?

    asked on November 22, 2019


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