Someone

Most popular questions and responses by Someone
1. algebra

1. write an algebraic expression for the word phrase: the quotient of r and 12 a.r * 12 b.r/12**** c.r-12 2. write a word phrase for the algebraic expression: 2t - 9 a.nine fewer than two times a number t***** b.nine fewer than two times a number t c.nine

asked on August 23, 2015
2. Chemistry 1

Calculate q when 22.0 g of water is heated from 25.0°C to 100.0°C.

asked on November 2, 2016
3. HELP MATH ONLY 1 QUESTION!!!!!!!!!!!!!!!!!!!!!!!!!

you draw five card from a standard deck of 52 cards p(heart)=4/5. what type of probability is illustrated and why?? 1) Theroretical ; the result is based on then number of possible outcomes 2) Theroretical; the result is found by repeating an experiment

asked on May 1, 2014
4. Spanish

In which country is baseball more popular than soccer? A. la Repúplica Dominicana B. Argentina C. Espana D. Perú I think the answer is B, am I correct? If not B then C.

asked on December 12, 2017
5. algebra

Which of the following expressions is true? a. 4^3 * 4^5 < 4^12 b. 5^2 * 5^3 > 5^5 c. 3^2 * 3^4 = 3^2***** d. 5^2 * 5^4= 5^8 Which of the following expressions is true? a. 2^4 * 2^4 >2^7***** b. 3^2 * 3^6= 3^7 c. 4^3 * 4^5< 4^8 d 5^2 * 5^3 = 5^6 Please

asked on April 13, 2016
6. English 12

can someone check my answers please? 1. Which of Yeats's poem opens with the symbol of a gyre, a spiral spinning out of control? (1 point) "Sailing to Byzantium" "The Second Coming"(My Answer) "When You Are Old" "A Prayer For My Daughter" 2. Which of the

asked on May 29, 2013
7. Calculus

if f(x)= |(x^2-9)(x^2+1)| how many numbers in the interval [-1,1] satisfy the mean value theorem? None 1 2 3 Will someone please explain in detail?

asked on January 11, 2017
8. Algebra 1

The area of a rectangular pool is given by the trinomial 2y^2+5y-42 . What are the possible dimensions of the pool? Use factoring. a. 2y+7 and y-6*** b. 2y-2 and y+6 c. -2y-7 and -y-6 d. 2y-7 and y+6 tbh im guessing. i have no clue. can someone help

asked on February 28, 2017
9. math

Vivian is going to do some yard work, but she needs to leave her house at 2:00 to go to a football game. She is going to mow the lawn for 1 hour and 15 minutes, trim some bushes for 40 minutes, and put down some mulch for 25 minutes. She will also need 30

asked on February 17, 2017
10. Calculus

A particle moves along the x-axis with position function s(t) = e^cos(x). How many times in the interval [0, 2π] is the velocity equal to 0? 1< My answer 2 3 More than 3 I don't really get this question will someone please explain it to me?

asked on January 11, 2017
11. Calculus

a 160-inch strip of metal 20 inches wide is to be made into a small open trough by bending up two sides on the long side , at right angles to the base. the sides will be the same height , x. if the tgrough is to have a maximum volume, how many inches

asked on January 11, 2017
12. physics

a shot-putter throws the shot with an intial speed of 14 m/s at a 40 degree angle to the horizontal. Calculate the horizontal distance traveled by the shot if it leaves the athlete's hand at a height of 2.2m above the ground. i got to answers which is

asked on August 1, 2009
13. Physics

a diver running 1.6m/s dives out horizontally from the edge of a vertical cliff and reaches the water below 3.0s later. how high was the cliff and how far from its base did the driver hit the water?

asked on August 1, 2009
14. ap chemistry

Discuss briefly the relationship between the dipole moment of a molecule and the polar character of the bonds within it. WIth this as a basis, account for the difference between the dipole moments of CH2F2 and CF4. does anyone have any idea? the greater

asked on December 7, 2006
15. English

(1) Sale looked at the map one more time. (2) She knew that the whole troop was depending on her. (3) Sal couldn't decide if the trial was to the east or to the west. (4) The map was confusing. (5) Sal was tired. (6) She needed to make a decision. 1. Which

asked on October 17, 2018
16. Roman history

Which fact most clearly shows the difficulty in defending the Roman empire against invasion? A. At its height, the empire likely had a population as high as 100 million. B. At its height, the empire comprised nearly 1.7 million square miles of land and

asked on December 14, 2018
17. math 2

Prove that (cos40-sin30)/(sin30-cos50)=tan50

asked on November 3, 2016
18. Math

Find the surface area of the prism 5m 9m 12m 1.426m 2.306m

asked on April 7, 2016
19. HELP MATH 1 QUESTION!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

a number cube is rolled 120 times. the number 4 comes up 47 times. what is the experimental probability of rolling a 4 A) 47/120 ; 1/30 B) 47/120 ; 1/6 C) 4/47 ; 1/6 D) 1/6 ; 47/120

asked on May 1, 2014
20. Home economics

List and explain five branches of home economics which are inter related

asked on September 18, 2018

The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer.

asked on January 11, 2017
22. Calculus

The end behavior of f(x)=(2+x^2)/(x^2-36) most closely matches which of the following: y=1 y=-1 y=2 y=0 There is no leading coefficient so I am not sure what the answer is.

asked on January 11, 2017
23. Physics

a shot-putter throws the shot with an intial speed of 14 m/s at a 40 degree angle to the horizontal. Calculate the horizontal distance traveled by the shot if it leaves the athlete's hand at a height of 2.2m above the ground. t=2.06? x=22.08? am i right?

asked on August 2, 2009
24. chemistry

For Hg2+(aq) + 2e -> Hg(l) E=0.851 V This means that: A) Hg(l) is more readily oxidized than H_2(g); B) Hg^2+(aq) is more readily reduced than H^+(aq) C) Hg(l) will dissolve in 1 M HCl D) Hg(l) will displace Zn(s) from an aqueous solution of Zn^2+ ion

asked on March 31, 2009
25. Chem 3

A 2.00 kg piece of granite with a specific heat of 0.803 J/g·°C and a temperature of 95.0°C is placed into 2.00 L of water at 22.0°C. When the granite and water come to the same temperature, what will that temperature be?

asked on November 2, 2016
26. chem.

Diet Coke has a pH of about 3.0. Milk has a pH of about 7.0. How much greater is the H+ ion concentration of Diet Coke when compared to milk? - Would it be 1x10^4 greater concentration

asked on April 15, 2008
27. Chemistry

The heat of combustion of liquid hexane (C6H14) to carbon dioxide and liquid water at 298 K is -4215 kJmol−1 . Find ΔrU of the reaction.

asked on February 10, 2017
28. math

Valerie tells Robbie, "I'm thinking of a number between 1 and 50. If I divide the number by 4, then add 5, then subtract 6, I get 6. i tried 12,24,36,48,42 its non of those

asked on February 17, 2017
29. Social studies

what effect did john hay's open door policy letters have on the imperial powers of britain france germany russia and japan? A:it provoked the imperial powers to declare war on the United States B:it caused the imperial powers to restrict trade in their

asked on April 26, 2017
30. Chemistry

A metal, M, of atomic weight 96 u reacts with fluorine to form a salt that can be represented as MFx. In order to determine x and therefore the formula of the salt, a boiling point elevation experiment is performed. A 10.9 g sample of the salt is dissolved

asked on March 4, 2017
31. math

Find the volume of a cone with a radius of 10 mm and a height of 6 mm.? 628 mm3 600 mm3 1,884 mm3 1,254 mm3 is it c

asked on March 6, 2013
32. science

Which of the following statements about the Moon is true?

asked on January 2, 2019
33. SCIENCE HELP PLZZZZZ! ONLY ONE QUESTION!

Which of the following correctly describes how nerve impulses move throughout the body? A. Electrical transmission through neurons and elecrical transmission between neurons. B. Chemical transmission through neutrons and chemical transmission between

asked on January 7, 2014
34. SCIENCE HELP! ONLY ONE QUESTION!

Which of the following correctly describes how nerve impulses move throughout the body? A. Electrical transmission through neurons and elecrical transmission between neurons. B. Chemical transmission through neutrons and chemical transmission between

asked on January 7, 2014
35. Chem

A particular balloon is designed by its manufacturer to be inflated tom a volume of no more than 2.5 L. If the balloon is filled with 2.0 L of helium at sea level, is released, and rises to an altitude at which the atmospheric pressure is only 500. mm Hg,

asked on January 19, 2011
36. geography

Where in Europe are the Romance languages mainly spoken? Central Europe Northwestern Europe Southern Europe Western Europe

asked on April 5, 2019
37. math, algebra

1. what is the LCD for 3/5 and 1/6 2. what is the difference between 3/7 and 1/14 and so on plz help me

asked on August 27, 2018
38. civics

There is a public debate between the three candidates for the U.S. Senate. During the debate, the topics of oil and energy are addressed. Each candidate expressed their view on the issue: Edgar Eisenhower: "We need to cut our dependence on foreign oil.

asked on May 31, 2017
39. Math

Hey! I need help with this question. Apply the properties of integer exponents to identify all of the expressions equivalent to 18. a) 2-3 b) 23 c) 123 d) 22x 2-5 e) 2-2x 25

asked on September 25, 2019
40. SOCIAL STUDIES

1. which is an event of the progressive era enacted by the local government in South Carolina? a. the first grange chapter was established for farmers b. the grandfather clause gave poor whites the right to vote c. blacks were disfranchises through a poll

asked on June 4, 2015
41. chemisrty

What is the ratio of the average velocity of hydrogen molecules to that of neon atoms at the same temperature and pressure?

asked on May 13, 2010
42. chemistry

When using science to investigate physical phenomena, which of the following is NOT a characteristic of the event must exist? measurable falsifiable observable readable

asked on April 5, 2019
43. statistics

Hey. I am having problem with stem leaf plot diagram. Heres the data I need to make steam leaf plot out of: 1.7 5.7 7.6 8.7 9.8 12.0 13.2 13.6 14.6 15.8 16.0 17.5 19.3 21.5 21.8 23.8 24.4 27.7 33 33.0 34.4 35.4 Can someone tell me how I would do that?

asked on September 29, 2010
44. Calculus

The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer. V = πr²h = 16πr² dV/dr = 32πr dV =

asked on January 11, 2017
45. Physics

On Planet X, an astronaut has maximum walking speed of 1.9 m/s. The astronaut's legs are each 1.3 m long. What is the constant of acceleration due to gravity on Planet X?

asked on January 8, 2016
46. chemistry

What are the 4 main components of air in their molecular form?

asked on February 22, 2019

evaluate the table and find d/dx [g[f(2x)]] at x=1 f(x) 6,1,6,2 f'(x) 1,2,5,7 g(x) 1,4,4,3 g'(x) 4,5,5,-4

asked on January 11, 2017
48. History

What is the role of the government in the mixed economy

asked on September 4, 2019
49. Science help.

1. The ___ is the outer, thinnest layer of your skin, which houses sweat pores. (1 point) epidermis dermis fatty layer hair 2. One of the purposes of sweat glands is to release waste products, such as water and _____. (1 point) blood dirt sugar salt 3.

asked on March 14, 2013
50. Calculus

The end behavior of f(x)=(2+x^2)/(x^2-36) most closely matches which of the following: y=1 y=-18 y=2 y=0 I still don't get this based on steve's answer will someone please help?

asked on January 11, 2017
51. history

( ) around my answer. If nothing is there then i don't know What is one important achievement of the Incas? A. a written language B. a system of democratic government C. a system of roads and bridges D. an accurate calendar What is one way in which the

asked on September 21, 2016
52. physics

The two small spheres each with mass m= 25g are hung by silk threads length L=.65m from a common point. When the spheres are given positive charge such that q1=2q2, each thread hangs stationary at theta=15 degrees from the vertical. Using Newton's first

asked on June 9, 2016
53. Social Studies

what important feature do Confucianism and filial piety share

asked on February 14, 2018
54. Compound interest

Hello My teacher skipped over this and I have no clue how to do this or the equations. Help would be wonderful thank you If 6000 dollars is invested in a bank account at an interest rate of 10 per cent per year, find the amount in the bank after 15 years

asked on May 12, 2012
55. earth and space science

using an atlas, find the latitude and longitude of San Francisco, California; Wichita, Kansas; and Richmond, Virginia.what do these three cities have in common

asked on September 10, 2019
56. AP CHEMISTRY

The molar mass of an unknown organic liquid (M~100) is determined by placing 5 mL of the liquid in a weighed 125-mL conical flask fitted with a piece of Al foil with a pin hole in it. The flask is heated in a boiling water bath until the liquid evaporates

asked on April 1, 2013
57. Math

James and Becky have a total of 4 2 over 8 feet of yarn. Becky has 1 5 over 8 feet of yarn. How many feet of yarn does James have?

asked on February 16, 2018
58. Spanish

I need help! The question is Which word best completes the following sentence? The standard variety of Spanish is considered A. Natural B. Colorful C. Easy D.neutral I think that it’s a, is that right?

asked on December 7, 2017
59. Chem 2

Using values from Appendix C in your textbook, calculate the value of ΔH° for the reaction 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g)

asked on November 2, 2016
60. math

One wet weekend, 0.86 inches of rain fell on Saturday. The next day, 1.52 inches of rain fell. How many inches of rain fell over the weekend? i need help I've been stuck on this for 30 minutes

asked on February 17, 2017

The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer. my answer 30.16

asked on January 11, 2017
62. Algebra

Write the ratio 16:24 in simplest form 1:2 4:3 3:4** 2:3 @Mrs.Sue can you please check my answer

asked on December 7, 2016
63. math

Solve 3(x+8)=−3(7−1/4x) What is x equal to?

asked on May 14, 2019
64. Physical Ed

11. Disagreements are a normal part of life. (1 point) True False 12. Talking to a trustworthy adult is the best way to stop sexual abuse and get help. (1 point) True False 13. Some conflicts are made worse by peer negotiation. (1 point) True False 14.

asked on February 6, 2013
65. Calculus

Find the x-coordinates where f '(x) = 0 for f(x) = 2x + sin(2x) in the interval [0, 2π]. MY ANSWERS: x = π/2 x = 3π/2

asked on January 11, 2017
66. algebra

Jorge is painting a rectangular mural. Its length is 2 ft less than twice its width. Its area is 264 ft2. Find the dimensions of the mural.

asked on March 1, 2015
67. physics

A hunter aims directly at a target (on the same level) 120 m away.? (a) If the bullet leaves the gun at a speed of 250 m/s, by how much will it miss the target? (b) At what angle should the gun be aimed so as to hit the target?

asked on August 1, 2009
68. Social Science

can you please unscramble this name of the animal .. conshorier ????

asked on September 23, 2009
69. math

a

asked on October 6, 2019
70. math

I am thinking of 3 different whole numbers which have a product of 36. 5 more than the sum of the 3 numbers is a perfect square. what is the sum of my 3 numbers?

asked on September 30, 2008
71. Social studies

contrast the upcountry and the lowcountry identify three differences between the two regions plz help

asked on October 4, 2019
72. physical

the ability to exert muscle force quickly is known as 1) agility 2) power 3) recation time 4) speed I need help! Plz anyone!

asked on December 18, 2013
73. chemistry

What is the atomic number of potassium? 2 19 20 39 I know it's not 2 but other than that I'm not sure.

asked on April 5, 2019
74. Math

solution to (4 x 10^3) x (6 x 10^6) written in scientific notation 24 x 10^9 2.4 x 10^9 THIS ONE 24 x 10^18 2.4 x 10 ^10

asked on October 6, 2018
75. math

Jill ran 6 1/4 miles at practice today. Amanda ran 3 7/8 miles at practice today. How many more miles did Jill run

asked on December 20, 2018
76. MATH

what is the diameter of a circle with a circumfrence of 47.1

asked on March 7, 2017
77. Geography

What year did Mongolia stop receiving economic aid from the Communist Government of the Soviet Union? * a. 1911 b. 1924 c. 2014 d. 1991 I think its b but I'm not sure.

asked on May 9, 2019
78. MATH area trapezoid

whats A=1/2 h(b1+b2) if h is 6, b1 is 8 and b2 is 12? area of trapezoid?

asked on April 22, 2019
79. Civics

Ms. Sue please help In what way do mixed and market economies support the ideals of democracy

asked on May 8, 2015
80. science

Infiltration is the process by which rainwater becomes; A. Saltwater B. River water C. Ground water D. Ocean water

asked on November 25, 2013
81. Social studies

When did the Romans take over Italy? A: By 500 BC B: By 267 BC C: 125 BC D: By 100 AD

asked on March 20, 2018
82. Chemistry

100 g piece of granite and a 100 g piece of lead are placed in an oven that is at 100°C. The initial temperature of the pieces are 25°C. After a couple of minutes, neither one is at 100°C, but which one is warmer? Which one will reach 100°C first? How

asked on November 2, 2016
83. Social Studies

Compare and contrast the economies of Chile and Venezuela. I really need some help on this can someone name the similarities and differences pleace?

asked on May 26, 2016
84. Algebra

-your school club decides to hold a fundraiser by selling trail mix, and you are in chrage of making the mix. You plan to offer two mixes, Country Blend and Premium Mix, each sold in one pound bags. Each pound of Country Blend consists of 1/2 pound of

asked on December 15, 2011
85. SS

"Immaigrants who arrive in American cites are poor and frightened. they are helped to find jobs and housing. These newcomers should show their gratitude at voting time" Who most likely would have said this? A-political Boss--- B-Factory owner C-labor union

asked on April 6, 2017
86. Physics

Tarzan, whose mass is 76 kg, travelling at 9.5m/s, grabs from the bottom of a 1.5 m long vine and swings upward. a) Calculate the maximum height of Tarzan. b) Calculate the angle at which the vine makes with the vertical at his maximum height.

asked on April 25, 2016
87. Trig

Prove that : (Sin Ө + Cosec Ө)/(Tan Ө+Cot Ө) = Sin Ө + Cos Ө

asked on April 19, 2015
88. math

Surfact of A lake is 31 feet above the surface of B lake. B lake is half as deep as A Lake and the bottum of the B lake is 8 feet below the bottom of A Lake. how deep is each lake?

asked on September 30, 2008
89. Math

Given a scale factor of 2, find the coordinates for the dilation of the line segment with endpoints (-1,2) and (3,-3)

asked on November 16, 2017
90. Social Studies

I have 4 major events for my portfolio i just need one more could you help me? I already have World War II, Communist Revolution, Climate change, and Cold War. I need one more major event that happened in China.

asked on February 17, 2017
91. SCIENCE

Why does one feel difficult to breathe in a deep well while cleaning it?

asked on August 20, 2016
92. physics

A 156 gram 8 ball rolls across a pool table at 2 m/s when it collides with a 7 ball of equal mass rolling in the opposite direction at 1.5 m/s. The 8 ball bounces backwards at 1 m/s. Find the momentum of the 7 ball.

asked on June 12, 2012
93. Math

he number of bacteria in a culture is modeled by n(t)=1710e071t (a) The initial number of bacteria is (b) The relative rate of growth of this bacterium population is (c) The number of bacteria after 3 hours is (d) After how many hours will the number of

asked on May 12, 2012
94. social studies

19. Identify two problems resulting from urban sprawl in the western region of the United States. If these problems are not solved, what will the outcome likely be? (5 points) I don't want the answer, my question is what was the Urban Sprawl?

asked on April 5, 2013
95. Math

For this problem my equation is Y=70+110e^kt but i keep getting it wrong any suggestions? A roasted turkey is taken from an oven when its temperature has reached 185 Fahrenheit and is placed on a table in a room where the temperature is 75 Fahrenheit. (a)

asked on May 12, 2012
96. math

The number of bacteria in a culture is modeled by n(t)=1710e071t (a) The initial number of bacteria is (b) The relative rate of growth of this bacterium population is (c) The number of bacteria after 3 hours is (d) After how many hours will the number of

asked on May 12, 2012
97. math

For this problem my equation is Y=70+110e^kt but i keep getting it wrong any suggestions? A roasted turkey is taken from an oven when its temperature has reached 185 Fahrenheit and is placed on a table in a room where the temperature is 75 Fahrenheit. (a)

asked on May 12, 2012
98. english

Write a four paragraph literary essay in response to the following question. Be sure to include a thesis statement in your introduction, provide textual evidence in the body paragraphs, and end the essay with a strong conclusion. You may use your books and

asked on January 18, 2012
99. Social Studies

On which idea did Patriots and Loyalists most agree?

asked on October 9, 2019
100. geography

Which islands are part of the Greater Antilles? Aruba Cuba Hispaniola Jamaica Martinique Montserrat Puerto Rico

asked on February 12, 2019

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