chloe

Most popular questions and responses by chloe
1. 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
2. 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
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. 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

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
6. 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
7. Social Studies south asia

why was the migration of the aryans to india significant?

asked on March 23, 2015
8. 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
9. 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

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
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

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
13. 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
14. 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
15. SS HELP MEEEE PLEASEEE

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
16. 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
17. 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
18. 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
19. 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
20. 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

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
22. 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
23. 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
24. 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
25. 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
26. 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

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 28. 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 29. 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 30. 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 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. 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 33. 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 34. 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 35. 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 36. Social studies in ancient egypt the pharaoh governed by relying on? asked on August 15, 2019 37. 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
38. 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
39. 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
40. 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
41. Social Studies

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

asked on December 19, 2018
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. 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
44. 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
45. 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
46. 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
47. Precal

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

asked on March 15, 2016
48. 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
49. 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
50. English

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

asked on September 18, 2012
51. 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

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
53. 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
54. 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
55. 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
56. 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
57. 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
58. Planets- I Love Space!

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

asked on April 14, 2014
59. 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
60. 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
61. 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
62. 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
63. MATH!

An experiment consists of rolling a weighted die. The probability of rolling each number is: Pr=0.05, Pr=0.1, Pr=0.25, Pr=0.25, Pr=0.2, and Pr=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
64. 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
65. 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
66. 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
67. 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
68. 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
69. 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
70. 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
71. Social Studies

What seperates asia and South america

asked on July 7, 2019
72. 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
73. Permutations

1. 4! a.) 3 b.) 6 c.) 12 d.) 24****** 2. 5! a.) 25******** b.) 120 c.) 250 d.) 625 5. Five friends are having their picture taken. How many ways can the photographer arrange the friends in a row? a.) 150 b.) 100 c.) 120******* d.) 80 6. How would you apply

asked on April 25, 2014
74. 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 7, 2014
75. 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
76. 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
77. 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
78. 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
79. Math

Find the area for the circle (use 3.1 for pi) Round to the nearest tenth The circles radius is 23 yd.. My answer is 1666

asked on February 28, 2017
80. 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
81. 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
82. 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
83. 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
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. 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
86. Physics

You toss a ball up at 7.3m/s leaving your hand at 1.5 m above the floor. What is the balls velocity just before it hits the floor. Is the answer 2.7 m/s Suppose a second ball is tossed straight down at 7.3 m/s (from the same place 1.5 m above the floor).

asked on January 14, 2009
87. 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
88. chemistry

How many grams of MgO are produced during an enthalpy change of -199 kJ? 2 Mg(s) + O2(g) → 2 MgO(s) ΔH = -1204 kJ

asked on January 30, 2017
89. Chemistry

DrBob222, I don't know how to solve this problem either. And yes, this is the question for this problem. I even double check it. Please help. Chloroform (CHCL3) has a normal boiling point of 61 'C and an enthalpy of vaporization of 29.24 kJ/mol. What is

asked on April 30, 2013
90. 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
91. History

What action did President Bush take to make the Office of Homeland Security effective? He tried to convince Congress to go to war. None of these answers He decided to commence all of the other public safety agencies and only use the Office of Homeland

asked on June 17, 2018
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 5, 2017
93. Chemistry

Use the data in the table to determine how long it will take for half of the original amount of SO2Cl2 to decompose at the average reaction rate. Experimental Data for SO2Cl2(g) → SO2(g) + Cl2(g) Time (min) [SO2Cl2](M) [SO2](M) [Cl2](M) 0.0 1.00 0.00

asked on August 7, 2015
94. PHYSICS

A train starts from rest and accelerates uniformly, until it has traveled 3 km and acquired a velocity of 20 m/s The train then moves at a constant velocity of 20 for 400 s. The train then slows down uniformly at 0.065 m/s2 until it is brought to a halt.

asked on May 25, 2010
95. Physical Education

5. Select the answer below that best describes how you can increase the intensity of your workout. (1 point) A. exercise more often B. increase the speed of a run, amount of weight lifted, or distance a muscle is stretched C. Increase the length of time of

asked on January 27, 2017

You have four reasons for saying "no." Two of them are very strong reasons, one has a tiny loophole and one is very weak. In your message you should: (Points: 5) include all four reasons. omit the very weak reason and use the other three. use only the two

asked on February 13, 2011
97. math

katie is 4 years younger than sylvia. let k represent katie's age and let s represent slyvia's age.

asked on January 22, 2013
98. algera help plzzzz

In the diagramâ€‹ below, what is the relationship between the number of pentagons and the perimeter of the figure theyâ€‹ form? Represent this relationship using aâ€‹ table, words, anâ€‹ equation, and a graph. Let x=the number of

asked on November 1, 2016
99. Math

The diameter of a circular pizza is 24 in. How much pizza is eaten (in square inches) if half of it is consumed?

asked on March 3, 2014
100. English

In the following sentence identify the appositive or appositive phrase and the noun or pronoun defined by the appositive. Mr. Murray, the Scoutmaster, likes to hike. Appositive? Noun or pronoun defined?

asked on October 1, 2013

1. 1
2. 2
3. 3
4. 4