# Questions Asked onMarch 29, 2018

1. ## Math

Write an expression to represent: Eight more than the product of two and a number xxx.

2. ## Physics

A car travelling at 72km/h decelerates uniformly at 2m/s^2.Calculate(a)the distance it goes before it stops , (b)the time it takes to stop and (c)the distance it travels during the first and third seconds.

3. ## AP Physics

You're driving down the highway late one night at 18 m/s when a deer steps onto the road 42 m in front of you. Your reaction time before stepping on the brakes is 0.50 s , and the maximum deceleration of your car is 10 m/s2 . A.)How much distance is

4. ## math 11

How much alfalfa should be added to 60L of ostrich pellets to create a mix that is 32% alfalfa by volume? I have no idea how to start this question. If I let x be the alfalfa and x+60 = 32 be the mix

5. ## math HELP!!!!!!!!!!

A rectangular prism has the following dimensions. length: 8 cm width: 13 cm height: 10.5 cm If all the dimensions of the prism are doubled, what will be its new surface area? 1,298 cm2 4,192 cm2 2,596 cm2 4,368 cm2

6. ## chemistry

When 3,3-dimethyl-2-butanone is reduced, the product is a. 3,3-dimethyl-2-butanene b. 3,3-dimethyl-2-butana c.3,3-dimethyl-2-butanol d. 3,3-dimethyl-2-butananoic acid

7. ## MATH *halp*

Create two different real-world scenarios—one in which you would use permutations and one in which you would use combinations: Include specific details and an explanation about what makes each situation either a combination or permutation. Provide sample

8. ## MATh

Prove by mathematical induction that 1+3+5+7+......+(2n-1)=n²

9. ## Science

Which of the following is not a property of a metal? Luster Malleability Permeability Ductility

10. ## Science

How do the products and reactants of a chemical change compare? The mass of the products is greater than the mass of the reactants because energy is absorbed by the reaction. The mass of the products equals the mass of the reactants because energy is not

11. ## Pre-Calculus

Find all of the fifth roots of 32i?

12. ## Math

Explain why domain restrictions for inverse trigonometric functions are necessary? I’m having trouble understanding this topic could anyone explain? My teacher makes no sense :/

13. ## math HELP!!!!!!!!!!

If all the dimensions of a cube are increased by 5 units, how will the surface area change? increase by a factor of 5 increase by a factor of 10 increase by a factor of 25 increase by a factor of 50

14. ## Science

If a neutral atom has a mass of 12 amu and an atomic number of 5, what is the number of protons, neutrons, and electrons in the atom?

15. ## Material science

Gaseous hydrogen at a constant pressure of 0.658 MPa is to flow within the inside of a thin-walled cylindrical tube of nickel that has a radius of 0.125 m. The temperature of the tube is to be 350°C and the pressure of hydrogen outside of the tube will be

16. ## geometry

The radius of a circle is 10. Using π, which equation expresses the ratio of the circumference of the circle to the circle's diameter? please help me

17. ## Math

To play a game you spin a spinner like the one shown. You win if the arrow lands in one of the areas marked "WIN". Lee played this game many times and recorded her results. She won 8 times and lost 40 times. Use Lee's data to explain how to find the

18. ## algebra 2

Logs are stacked 7 rows high. The top row has 15 logs, the second row has 18 logs, and the third row has 21 logs. This pattern continues similarly. What is the total number of logs in the stack?

19. ## Science~Energy

which of the following is not a renewable resource? oil petroleum* corn gasoline

20. ## Social Studies

What was the effect of entertainment and sports on Georgia and its economy? a. they made the retail industry less economically sound b. They created the news channel CNN c. They added millions of dollars to the economy*** d. They increased Atlanta's global

21. ## Physics

The following table gives values for the mass defect ∆m for four hypothetical nuclei: A, B, C, and D, isotopes of an element. ABCD Mass defect, ∆m(×10^-29 kg) A. B. C. D -6.0 -2.0 0 +6.0 Which statement is true regarding the stability of these nuclei?

22. ## algebra

Solve the system of equations using the linear combination method. {9x+5y=35 2x+5y=0

23. ## geometry

The area of a circle is πr2. To find the area of a sector with a central angle of Θ, measured in radians, by what should you multiply πr2? A) Θ B) 2Θ C) Θ/2 D) Θ/2π is the answer D

24. ## ELA

How are these sentences similar grammatically? 1. The long and exhausting practice was scheduled by Jacklyn's coach. 2. Jacklyn's dance competition was finally set for next Saturday. A) Both sentences are expressed in active voice. B) Both sentences are

25. ## Science

Which of the following is a change from a more condensed to a less condensed state of matter? Freezing Condensing Evaporating ** Solidifying

26. ## ELA

Asthma Centers for Disease Control, Asthma, FAQs What Asthma Is 1 Asthma is a disease that affects your lungs. It is the most common long-term disease of children. It causes repeated episodes of wheezing, breathlessness, chest tightness, and nighttime or

27. ## Social Studies help

What is a cradle-to-grave system? A. a system of state-run hospitals and nursing homes B. an association of doctors and nurses C. an association of nursery schools and public schools D. a system of basic services for every stage of life **

28. ## american government

What would be a good title for a research paper on the U.S. political parties?

29. ## Science

What is true of energy as is passes through an ecosystem? All of the energy in an organism is used by the animal that eats it. Any stored energy in an organism is used by the animal that eats it. About 50 percent of the energy in an organism is used by the

30. ## Science

An organism that eats leaves, grass, algae, or seaweed would be considered a producer tertiary consumer primary consumer ** decomposer

31. ## chemistry

what is the condensed formula for the product of the hydrogenation of 2-butene using a palladium catalyst?

32. ## ELA

If the author wanted to rewrite this story as a play with dramatic irony, what change would be MOST effective? A) Coach Wilkins would prepare a speech and share his feelings about retirement. B) The chorus would sing the school's fight song at the

33. ## Chemistry - Coordination Complex

Determine the number of unpaired electrons expected in terms of crystal field theory: a) [Fe(NO_2)_6]^3− b) [Fe(H_2O)_6]^3+

34. ## Chemistry

A possible reaction for converting methanol to ethanol is CO(g)+2H2(g)+CH3OH(g)→C2H5OH(g)+H2O(g) ΔH0 for this reaction at 25∘C. ΔH0 = -165.7 kJ ΔS0 for this reaction at 25∘C. ΔS0 = -227.4 J/K ΔG0 for this reaction at 25∘C. ΔG0 = -97.9 kJ -

35. ## Subtraction of Integers

Which of the following will have a negative result A. -8 - (-10) B. 12 - 14 C. 7 - (-3)**

36. ## Chemistry

Calculate [H3O+] in the following solutions. 1) 0.100 M NaNO2 and 5.00×10−2 M HNO2 2) 5.20×10−2 M HCl and 7.62×10−2 M NaC2H3O2 please help thx

37. ## Math

Find the value of c for which the expression x^3 + (9-c)x^2 -c^2x -5c^2 +25c-100 is divisible by x+4 but not by x-5.

38. ## Chemistry

I only have a question. For an chemical Equation, what does it mean if there is a coefficient of 1? Is it the same as Nothing?

39. ## Math

Express (√3-¡)^8 in the form a+¡b there a,b € R Answer please

40. ## Math

Given that kx^3+2x^2+2x+3 and kx^3 -2x + 9 have a common factor,waht are the possible values of k?

41. ## Social Studies

How can personal finance decisions affect the economy? (3 points) a. Saving puts less of your money into the economy*** b. Spending your money doesn't put money into the economy. c. investing your money can aid businesses and services *** d. Widespread

42. ## differential Equations

laplace transform of f(t) = t sin (at) use integration by parts

43. ## differential Equations

laplace transform of f(t) = t^2 sin (at) use integration by parts

44. ## Social Studies

What is the importance of modern business to Georgia? (2 points) a. They provide jobs*** b. They are always found in shopping centers c. They drive Georgia's economy*** d. They are always in retail

45. ## Chemistry - Solubility Equilibria

Calculate the concentration (in M) of Tl^+ when TlI just begins to precipitate from a solution that is 0.0315 M in I^−. (Ksp = 5.54 ✕ 10^−8) Do I just set up an ICE table for this? So it would be 5.54X10^-8 = (.0315+x)x?

46. ## Trig

A telephone pole that is 14ft y’all has fallen against a house. If the top of the telephone pole touches the house 8ft. Above the ground, what is the angle that the telephone pole makes with the ground? Stuck on this question on my quiz not sure how I

47. ## Physics

The binding energy of a nucleus is the amount of energy needed to A.Remove a proton from the nucleus. B.Remove a neutron from the nucleus. C.Disassemble the nucleus. D.Fragment the nucleus. E.Fuse or join two of the nuclei together. Please help!

48. ## CHEMISTRY

1. What volume of O¬2(g) is consumed in the combustion of 50.0 L of butane (C4H10) if both gases are measured at STP?

49. ## AVC CHEMISTRY

5.0 g of aluminum reacts with 50.0 mL of 6.0 M hydrochloric acid to produce hydrogen gas. What is the volume of gas collected if the gas was collected at STP? 3. A 0.418 g sample of gas has a volume of 115 mL at 66.3 °C and 743 mmHg. What is the molar

50. ## Math

Find all real number X Which satisfy the inequality 1/3(X+3)-1>1/5(X+6) Pls I need answer with solution step

51. ## CHEMISTRY

5.0 g of aluminum reacts with 50.0 mL of 6.0 M hydrochloric acid to produce hydrogen gas. What is the volume of gas collected if the gas was collected at STP? 3. A 0.418 g sample of gas has a volume of 115 mL at 66.3 °C and 743 mmHg. What is the molar

52. ## math

Find an equation of the circle with center at the origin and passing through (2,-5) in the form of (x-A)^2+(y-B)^2=C where A,B,C are constant.

54. ## Chemis

How do i finish and balance these equations: 1. _____KClO3  _____ KCl + ______ O2 2. _____ H2C2O4 + _____ NaOH  ______Na2C2O4 + _____ H2O 3. _____ C10H22 + ______ O2 --> ______ CO2 + _______ H2O 4. _____ H2 + ______ Fe3O4 --> ______ Fe + _______ H2O

55. ## English

Ali is here Here Ali is Here is Ali Please tell what is Ali in sentences subject something else. and in first here is adverb please tell in other two sentences what is here .

56. ## Math-Pre-Calc

Suppose that Mr. X will be giving away a golden homework pass to one student in each class. The recipient of this pass is excused from homework all year. He has developed a unique system for determining who will get the pass. 1. First, he wants all

57. ## Math

If y=x²-6x+9, Find the range of value of x for which y ≥ 0. Pls I need working answer

58. ## MATH

Using binomial theorem to expand (2-¼x)⁴

59. ## Maths

A rhombus has the same perimeters the circumference of a circle .If each side of the rhombus measures33cm ,find the radiusof the circle

60. ## History

How did the spoils system affect president James Garfield and his successor Chester A. Arthur?

61. ## Math: Integers

Is the sum of two integers always greater than the difference between them? Why or why not? Give examples to support your answer. I think the answer is no.

62. ## Calculus 1

Hi! Can I get some help with this questions. I am very confused about how to approach it. Find the point on the curve y=5x+4 closest to the point (0,6). Thank you!

63. ## Tourism

A person personality stay the same throughout life

64. ## science

Explain how sonar radars work in boats

65. ## geometry

The area of a circle is πr2. To find the area of a sector with a central angle of Θ, measured in radians, by what should you multiply πr2? A) Θ B) 2Θ C) Θ/2 D) Θ/2π is the answer D

66. ## geometry

The area of a circle is πr2. To find the area of a sector with a central angle of Θ, measured in radians, by what should you multiply πr2? A) Θ B) 2Θ C) Θ/2 D) Θ/2π is the answer D

67. ## math 11

If a truck travels at 120km to a warehouse with an empty truck. On the return trip, with a full truck, the truck driver travels 20 km slower. If the entire trip took 3.5 hours then determine his speed to the warehouse. IF the rate is 120 when leaving and

68. ## social studies

who was upset that he did not win the election of 1824 and there was a corrupt bargain in the house of representatives

69. ## American Government Please Check

Why is the Supreme Court case Snyder v. Phelps an example of competing rights? a. The right to privacy and speech causing emotional distress came into conflict with the freedom of speech. b. The freedom of religion came into conflict with the government's

70. ## Social Studies

5. Which of the following was an effect of nativism in the United States in the 1920s? the Great Migration the Scopes Trial** the Jones Act of 1917 the quota system My answer choice is number two. I'm looking for confirmation of my answer and if I'm wrong,

71. ## American Government Please Check

Which of the following are reasons why Madison supported the ratification of the Constitution in the Federalist Papers? Select all that apply. a. power of the executive branch b. competent representation in government*** c. checks and balances d. limited

Find the derivative of the function y=ln(7+x^2) This is my first time doing these kind of problems so please walk me through it step by step!

73. ## ELA

In which sentence is the ellipsis used INCORRECTLY? A) Abigail confessed that she "loved the novel by Jane Austen. . . ." B) Abigail confessed that she "loved the novel by. . .Austen more than the novel by. . .Twain." C) Abigail confessed that she "loved

74. ## Muslim history

Where did must Muslims in the Arab Empire live?

75. ## ELA

What is the BEST description and explanation for the underlined word in this sentence? The barking dog woke the entire neighborhood with his incessant noise. A) Barking is an adjective form being used to modify the dog. B) Barking is a verb form being used

76. ## Math~Geometry

Find the circumference of the circle. Use 3.14 or pi. Round to the nearest unit. The circle has a line going through the center and under the line it says: 13 cm. A 16 B 41* C 20 D 62

77. ## Science

When ice melts, how does the liquid water compare to the ice? The liquid has a greater mass and greater volume than the ice. The liquid has less mass and less volume than the ice. The liquid has less mass but the same volume as the ice. The liquid has the

78. ## Science

A chemical or physical change that takes in heat from its surroundings is an exothermic process an explosion ** an endothermic process a phase change

79. ## Science

Is the mariana trench part a biome or is a biome?

80. ## CHEMISTRY 122

The spectrophotometer was used to measure the abosrbance of each of a series of [FeSal]+ solutions. A standard curve was constructed by plotting the absorbance vs. concentration (M). The slope and y-intercept were found to be 1517 M-1 and 0.001,

81. ## Trig

Tan theta / 1- tan theta -cot theta /1-cot theta =cos theta + sin theta/cos theta -sin theta

82. ## US History

How did the spoils system affect president James Garfield and his successor Chester A. Arthur??

83. ## AP Physics

You're driving down the highway late one night at 18 m/s when a deer steps onto the road 42 m in front of you. Your reaction time before stepping on the brakes is 0.50 s , and the maximum deceleration of your car is 10 m/s2 . A.)How much distance is

84. ## Algebra

A lawyer drives from herâ€‹ home, located 8 miles east and 17 miles north of the townâ€‹ courthouse, to herâ€‹ office, located 2 miles west and 7 miles south of the courthouse. Find the distance between theâ€‹ lawyer's home and her

85. ## research paper

I'm starting off my research paper with "Did you know that the framers of the Constitution were actually against political parties?" Is it okay if after that I write, "That's right, they believed that political parties would corrupt the system." Or is that

86. ## Math

Dree rolls a strike in 6 out of the 10 frames in bowling. What is the experimental probability that Dree will roll a strike in the first frame of the next game? Explain why a number cube would not be a good way to simulate this situation. I am confused on

87. ## chemistry

What reagent is commonly used for alcohol oxidation? a. Na2Cr2O7 b.Benedict's Solution c.H2SO4 d. Tollen's Reagent

88. ## Algebra II

Of 100 students surveyed, 95 like milk or juice, 30 like both milk and juice, and 45 like juice. How many students like milk?

89. ## math

A bag is filled with yellow and orange marbles. There are 97 marbles in the bag. If there are 25 more yellow marbles than orange marbles, find the number of yellow marbles and the number of orange marbles in the bag.