# Questions Asked onMarch 11, 2011

1. ## English

I need to find the thesis and main points of his argument. President John F. Kennedy’s Inaugural Address. January 20, 1961. Text is in the public domain. Vice President Johnson, Mr. Speaker, Mr. Chief Justice, President Eisenhower, Vice President Nixon,

asked by Jessica A
2. ## Calculus

what is the derivative of: y=2sinxcosx

3. ## physics

Two hypothetical planets of masses m1 and m2 and radii r1 and r2, respectively, are nearly at rest when they are an infinite distance apart. Because of their gravitational attraction, they head toward each other on a collision course. Note: Both the energy

4. ## English.. Literature... books

can u give me multiple choice questions from the "examview" on the story "A Noiseless Flash" from Hiroshima by John Hersey ... i really need to practice this selection. Plz if u can, copy and paste the questions because the link you might send me would not

5. ## physics

A child, hunting for his favorite wooden horse, is running on the ground around the edge of a stationary merry-go-round. The angular speed of the child has a constant value of 0.264 rad/s. At the instant the child spots the horse, one-quarter of a turn

6. ## accounting

Jackson Company invests in a new piece of equipment costing \$40,000. The equipment is expected to yield the following amounts per year for the equipment's four-year useful life: Cash revenues \$ 60,000 Cash expenses (32,000) Depreciation expenses

7. ## chemistry

what is the pH if you mix 250ml of 3M HCl with 500ml of 1.5M CN-? i know that: HCl+CN- ---> HCN+Cl- 250ml converts to .75 moles and 500ml also converts to .75 moles when using the 3M and the 1.5M. Ka=X^2/m-x x/1000=.015/750 .02 CN- left.

8. ## Psychology

Describe why it is important to consider each domain in the study of adult development

9. ## MATH

A PIECE OF METAL3/7/8 INCHES LONG IS TO BE CUT FROM A LONG PIECE OF 5/1/16 INCHES. WHAT WILL BE THE LENGTH OF THE REMAINING PIECE?

10. ## Chemistry

What is the change in internal energy of a system that releases 1275 J of heat to the surroundings and is compressed so that 235 J of work are done on the system?

11. ## geometry CA

Graph quadrilateral ABCD. Then determine the most precise name for each quadrilateral. 1. A (0, 5), B (–5, 0), C (0, –5), D (5, 0) (1 point) square kite rectangle 2. A (–4, 4), B (3, 4), C (5, 0), D (–2, 0) (1 point) square trapezoid parallelogram

12. ## chemistry

Utilizing the concept of the second law of thermodynamics, explain why an ice skater requires less energy expenditure to cover the same distance as a roller skater. ?

13. ## calculus

The voltage of the power supply in a AC-DC coupled circuit is given by the function v(t) = 130sin5t + 18, where t is time, in seconds, and V is the voltage, in volts, at time t. a) find the maxiumum and mimimum voltages and the times at which they occur

14. ## PSYCHOLOGY

Provide an example of ow one domain of development impacts the other two

15. ## history

Which of the following states was most affected by the Dust Bowl? A. South Dakota B.Texas C.Kansas D.Oklahoma I think it is D.

16. ## double integral

1. Sketch the region of integration & reverse the order of integration. Double integral y dydz... 1st (top=1, bottom =0)... 2nd(inner) integral (top=cos(piex), bottom=(x-2)... 2. Evaluate the integral by reversing the order of integration. double integral

17. ## physics

Continue from the above. If a 10 ohm resistor is connected in the secondary, the current in the secondary is____ A (give your answer in number only, no unit)

18. ## physics

Suppose a cylindrical habitat in space 7.70 km in diameter and 25.0 km long has been proposed. Such a habitat would have cities, land, and lakes on the inside surface and air and clouds in the center. They would all be held in place by rotation of the

19. ## UALR

Information about a project Darcy Company is considering is as follows: Investment \$1,000,000 Revenues \$700,000 Variable costs \$140,000 Fixed out-of-pocket costs \$80,000 Cost of capital 12% Tax rate 40% The property is considered 5-year property for tax

20. ## accounting

Information about a project Darcy Company is considering is as follows: Investment \$1,000,000 Revenues \$700,000 Variable costs \$140,000 Fixed out-of-pocket costs \$80,000 Cost of capital 12% Tax rate 40% The property is considered 5-year property for tax

21. ## physics

What is the minimum speed, relative to the Sun, necessary for a spacecraft to escape the solar system if it starts at the Earth's orbit? Please tell me what formula

22. ## chemistry

how do you find the Kc of a reaction?

23. ## chemistry

when a balloon has 1.2 L of a gas at 1.1 atm what will be the new volume of the balloon if the ballooon is placed in a partial vacuum, with a pressue of .35 atm?

24. ## physics

What is the maximum speed with which a 1050- car can round a turn of radius 68 on a flat road if the coefficient of static friction between tires and road is 0.60?

25. ## Calculus AB

Let R be the region bounded by the graphs of y=sin(pi x) and y=(x^3)-4x, as shown in the figure above. (a) Find the area of R. (b) The horizontal line y=-2, x=2, x=-1. Write, but do not evaluate, an integral expression for the area.

26. ## English

Sonia, a fellow employee and friend, repeatedly shows up late for work. You and others have covered for her in the past, but some people are beginning to resent her tardiness and several have made comments to her about about it. However, she has not

27. ## Chemistry

A system contains liquid water. The water freezes. What is the sign of q for the system for this phase change?

28. ## Chemistry

What is the standard enthalpy of reaction for the following reaction: H2 + 1/2 O2 --> H2O(g)

29. ## Chemistry

The following reaction has a standard enthalpy of reaction of -146.0 kJ/mol: Cu2O(s) + 1/2 O2(g) -> 2CuO(s) The standard enthalpy of formation of Cu2O(s) is -168.6 kJ/mol. What is the standard enthalpy of formation of CuO(s)?

30. ## Math

A high school soccer team has two goalies. Goalie A makes the save 80% of the time. Goalie B makes the save 75% of the time. If goalie A plays 3/5 of the games and goalie B plays 2/5 of the games then: 1. Determine the probability that a save has been made

31. ## Chemistry

The bad smell of water containing hydrogen sulfide can be removed by the action of chlorine. The reaction is H2S(aq) + Cl2(aq)-->2HCl(aq) + S(s) If the hydrogen sulfide content of contaminated water is 22 ppm by mass, calculate the amount of Cl2 (in grams)

32. ## FRENCH

In French, what does agreement mean again? Cause for example I put down this: Ils ont marches sur l'Avenue Champs-Elysees. But there shouldnt be an S after marche because theres no agreement with avoir. Could I please know what agreement means again?

33. ## math

one million tickets are sold for a lottery in which a single prize will be awarded. (a) if you purchase one ticket, determine your odds against winning (b) if you purchase 10 tickets, determine your odds against winning

34. ## Math

What is the solution to the equation 1%=(x/100)x 100? Thanks

35. ## physics

A car traveling at 26 m/s undergoes a constant decleration of 12 m/s^2. About how long di=oes it take the car to come to a stop?

36. ## algebra

\$306 was paid for 6 months on a simple interest loan at 8%. What is the principle?

37. ## language

a word that comes from the latin word poena mening punishment

38. ## Physics

A cirular coil of 19 turns and radius 10.2cm surrounds a long solenoid of radius 2.6cm and 1.00x103 turns per meter. The two are oriented so that the axis of the coil and the axis of the solenoid are parallel and the center of the coil is at the center of

39. ## CRIMINOLOGY

in 1993, the life expectancy of males in a certain country was 68.6 yrs. in 1997, it was 71.0 . the linear function that fits the data is what

asked by bianca, pleeease help i'm lost
40. ## Algebra 2

Subtract. Simplify by removing a factor of 1 when possible. (10bf)/(b^2-f^2)-(b-f)/b+f) Thank you for your help

41. ## Physics

A 1.11 kg block slides down a 15.0 m long 32.0° incline at constant velocity. How much work is done by friction? (please help me show me how to solve using equation and where to plug the numbers)

42. ## Calculus

How do I solve for: 5000 = 45t^2 + 240t + 450

43. ## health

Utilization of a SWOT Analysis is a common method of comparing Internal and External factors that impact an organization. What are reasons why this type of analysis is beneficial for a health care organization?

44. ## Physics

A 1.11 kg block slides down a 15.0 m long 32.0° incline at constant velocity. How much work is done by friction? (please help me show me how to solve using equation and where to plug the numbers) 0 is not the right answer.

45. ## History

2) Niccolo Machiavelli was a Florentine who was active in politics in that Italian city-state, where bloodshed and destruction were often part of the political process. In chapter XIV, Machiavelli wrote “A Prince, therefore, ought never to allow his

46. ## math

What is the mass of a liquid if its density is 5 g/ML and its volume is 25 mL?

47. ## com170

Is this a summary, analysis, synthesis or evaluation 1. Alice Doe’s article discussed overlooked tax deductions. It talked about some of the most commonly missed deductions. Whereas her use of statistics seemed to bolster her arguments, it would have

48. ## UALR

Van Meter Company is considering the purchase of the following computer equipment, which is considered 5-year property for tax purposes: Acquisition cost \$500,000 Annual cash flow \$180,000 Annual operating costs \$30,000 Expected salvage value \$-0- Cost of

49. ## PHYSICS

At the Earth's surface, a projectile is launched straight up at a speed of 8.4 km/s. To what height will it rise? Ignore air resistance and the rotation of the Earth.

50. ## hum

Write a thesis sentence stating how and why the media's value extends beyond entertainment value. The thesis must include why it is a legitimate form of popular culture. Keep in mind factors such as influence and controversy.

51. ## Algebra

The length of the side if a rectangular desk is given by 2x-7x cm. The length of the front is given by 2x +7y cm. What is an algebraic expression for the area of the top of the rectangular desk? Include correct units as part of answer.

52. ## chemistry

if you perform a lab in which gas is the product, how can you account for the mass of the gas

53. ## accounting

Van Meter Company is considering the purchase of the following computer equipment, which is considered 5-year property for tax purposes: Acquisition cost \$500,000 Annual cash flow \$180,000 Annual operating costs \$30,000 Expected salvage value \$-0- Cost of

54. ## busineslae

In the video game Corporate Cowboy, your task is to investigate complaints of wrongdoing on the part of corporate directors and officers, decide whether there is a violation of the law, and deal with the wrongdoers accordingly. Jane, a shareholder of

55. ## com170

Is this a summary, analysis, synthesis or evaluation 1. Alice Doe’s article discussed overlooked tax deductions. It talked about some of the most commonly missed deductions. Whereas her use of statistics seemed to bolster her arguments, it would have

56. ## Teacher Aide

Im doing Child devolopment and human behavior... and i want and need help! I have a headache! 1-20

57. ## math

How do you cross multiply to find out the following: 3/5=2/4 3/5>2/4 3/5

58. ## geometry

Given: M is the midpoint of line segment PQ and line segment RS. Prove: line segment QR is congruent to line segment PS.

59. ## MATH

A PIPE 3 7/8 IN LONG IS TO BE CUT FROM A 5 1/16. WHAT IS THE LENGTH OF PIPE THT REMAINS

asked by JUNIOR C

1-20??

61. ## chemistry

A sample of helium gas has a volume of 325L at 25C and at 5atm. At what temperature the gas can be compressed at 50atm to a volume of 125L?

62. ## chemistry

How many moles of argon gas are present in 70L of volume with a pressure of 180atm at 21C?

63. ## chemistry

How many moles of KBr are there in 35.8ml of a 0.172M solution?

64. ## science

A young man happens to spot an ex-girlfriend he's trying to avoid. Why does his mouth become dry?

65. ## english

: Is this a good Thesis statment? Because of the downturn in the economy as well as more people collecting rather than contributing to Social Security will make the program go broke before today’s 20 somethings are able to collect.

66. ## English

Create an imaginary dialogue between Laotzu and a contemporary high school student in which the student asks for the philosopher's advice. Focus the dialogue on a concrete situation involving school, work, or relationships, and be sure that Laotzu's advice

3-p=8p

68. ## MATH

IF FOUR ATHLETES SCORED 1 1/2, 8 3/4, 5 1/8 AND 1/1/4 POINTS. WHAT IS THE TOTAL

asked by JUNIOR C
69. ## healthcare

What are ways that health care laws or regulations affect your health care organization or a healthcare organization with which you are familiar

70. ## chemistry

CH3C (triple bond) CH 1.BH3, THF ----> 2.H2O2, -OH ---> Na, NH3----> 1.Hg(OAc)2,H2O--->

71. ## Physics

A coil is made up of 19 square loops with the sides equal to 5.3 cm. The coil is placed in a uniform 350 mT magnetic field with the axis of the coil parallel to the magnetic field. If the field reverses direction in 0.17 seconds, what is in volts, the

72. ## Geometry

We have a 17 by 20-foot garden. We want to pour cement for a sidewalk 3 feet wide around the garden. To make the forms for the cement, we will need to buy some 2 by 4 inch lumber. How many feet of 2 by 4 inch lumber will we need just for the perimeter of

73. ## Physics

A cirular coil of 27 turns and radius 15.0cm surrounds a long solenoid of radius 4.7cm and 1.00x103 turns per meter. The two are oriented so that the axis of the coil and the axis of the solenoid are parallel and the center of the coil is at the center of

74. ## English 2

Need help with this-- "In this exercise you'll write an essay supporting a generalization you've stated about some topic." Any ideas for generalizations?

75. ## math

Which is heavier 9 5/8 lbs or 9 3/4 lbs. common denominator, 8 . Therefore calcultion that 9 3/4 would be 1/8 heavier!

asked by JUNIOR C
76. ## Physics

Some spacecraft design uses a solar sail made of aluminized plastic. As sunlight reflects off the sail, radiation pressure drives the spacecraft outward away from the sun. a. If the sail material has a density of 700.0 kg/m3, what is the maximum thickness

77. ## English

"In this exercise you'll write an essay supporting a generalization about some topic." Any ideas for generalizations?

78. ## english

Write an essay in which you argue whether Antigone did the right thing. Should she have buried her brother or obeyed the decree by her uncle? Support your answer with at least two specific references to the play.

79. ## BOOKS.. english

Explain how John Hersey blended characteristics of fiction and nonfiction in Hiroshima. How does this combination of genres help Hersey convey his feelings about the atomic attack on Hiroshima? Write a short essay that explains your answer. Support your

80. ## History

The election of 1912 Eugene Debs espoused a view of labor equality and socialism. He argued for a transformation that would make “the working class the ruling class”.*** That seemed to have been the position of Lenin, Stalin, and other Marxist leaders.

81. ## Alegebra

i have 5 questions, i don't know how to solve these questions. 7= 2 +5(z-2) 15(s-3)=12s-43 2a-6=3(a-4) 2(b-3)+5=3(b-1) 6x +7 / 5 = x

82. ## Statistics

1. Which of the following statements are correct? a. A normal distribution is any distribution that is not unusual. b. The graph of a normal distribution is bell-shaped. c. If a population has a normal distribution, the mean and the median are not equal.

83. ## Statistics

What type of data must you collect to conduct a t-test, why?

84. ## math

True or False: sin(-85)=-sin(85) I need to show my work, how do I do so?

85. ## math

Congress is considering a tax credit program for those who purchase wind or solar-powered products. Proponents of the program have said that \$400 million will be given directly to taxpayers and are arguing that this will have an economic effect that is

86. ## Algebra 2

Subtract. Simplify by removing a factor of 1 when possible. (10bf)/(b^2-f^2)-(b-f)/b+f) Thank you for your help

87. ## geography

Now, where are there concentrations of people in the UK? Which are likely to experience problems of water supply?+

88. ## geography

Rainfall and population imbalance. Identify the areas where there is plenty of rain- why is it wet here? A short paragraph please.

89. ## geography

A paragraph of seasonal imbalance in the Mediterranean?

90. ## Physics * (Wht am I doing wrng? answ provided)

A 6 kg block slides on a horizontal frictionless surface with a speed of 1.5 m/s . It is brought momentarily to rest when it hits a bumper that compresses a spring. The acceleration of gravity is 9.8 m/s2 .How much is the spring compressed if its force

91. ## physics

A projectile is launched with a speed of 41 m/s at an angle of 55° above the horizontal. Use conservation of energy to find the maximum height reached by the projectile during its flight.

92. ## Physics

Can you please show me how these answers are reached. A fully loaded Cessna-182 airplane of mass 1290 kg has an engine failure when flying with an airspeed of 139 km/h at an altitude of 2670m on a calm day. It then glides at a constant glide angle (which

93. ## writing

i need a short introduction abot the story cathedral

94. ## math

what is the difference between more likely and most likely ?

asked by alexander- very important!!!
95. ## physics

Find the height from which you would have to drop a ball so that it would have a speed of 6.6 m/s just before it hits the ground.

96. ## maths exponential functions

I have a maths assignment and i need help with this question my teacher is overseas at the moment and it is due when he gets back The Population P, of penguins in a certain region of Antarctica can be modeled by the relation P=Po (2) t/90, where t is time,

97. ## cjs200

Write a 200- to 300-word response describing the purpose of jails in society. Is the current system effective? Explain your rationale.

98. ## medical terminology

1. Dr. Hannah places a stethoscope to a seven-year-old child’s chest. The lungs reveal basilar rales. Which method is Dr. Hannah using to perform the physical examination? A. Auscultation C. Percussion B. Palpation D. Visualization 2. Cardiology is the

99. ## physical

A car is driven east for a distance of 43 km, then north for 25 km, and then in a direction 26° east of north for 26 km. Determine (a) the magnitude (in km) of the car's total displacement from its starting point and (b) the angle (from east) of the car's

100. ## math

6{[3(x 4)+16]-[3(4x-3)+4]} how do I solve this expression I cant figure this out

asked by susan marshall
101. ## Calculus

derivative of ((Sqrt(x+3y)+sqrt(3xy))=(sqrt(21)+sqrt(90)) at point (6,5)google

102. ## CRIMINOLOGY

Identify 1 crime prevention method for property crime and 1 crime prevention method for enterprise crime. How successful is each prevention method? Illustrate your findings with statistics and anecdotal evidence.

103. ## social studies

is it true or false that sam houston cut government jobs and salaries

104. ## MBA financial managment

We are starting a business and want to decide how much leverage to assume. In one scenario, we can invest \$60,000 in the business and have variable cost of \$.80 per unit. In the second scenario, we can invest \$12,000; however, variable cost will now be

105. ## Social Studies

Which of the following Native American peoples lived in what we call today northwest U.S? hopi&seminoles, kwakiutl&nez perce, inuit and pawnee, or inuit&seminoles?

106. ## chemistry

Calculate the mass of kl in grams required to prepare 5.00x10power 2mL of 2.80M solution

107. ## social studies

Christopher Columbus' treatment of Native Americans can BEST be described as friendly, peaceful but not friendly, violent& hostile,or fair?

108. ## Calculus

Find constants a and b in the equation f(x)= ax^b/(ln(x)) such that f(1/8)= 1 and the function has a local minimum at x= 1/8

109. ## physics

A system consists of three particles, each of mass 2.10 g, located at the corners of an equilateral triangle with sides of 22.0 cm. Calculate the potential energy of the system. Please help me what formula to use please

preasure

111. ## chemistry

if 200.0 ml of 0.800 m is prepared from a 70.0 ml stock solution, what is the molarity of stock solution

112. ## Microeconomic

If your marginal utility from your last session with your personal trainer is equal to the price she charged you, then: Thank you-Jane

113. ## science

If the head circumference is 22.75in what is the uncertainty in circumference?

114. ## science

uncertainity in head volume =3/59xC2 x delta VC Head volume is 3138.86cm3

115. ## CRIMINOLOGY

when it comes to a crime such as extortion, could it be said that greed, fame and/or revenge might be a motivating factor?

116. ## literature-help me PLEASE?

Explore the theme of loneliness and discuss how the writer has conveyed this to the reader through their use of language and style.The poems, Night Waitress by Lynda Hull, The Lady in The Pink Mustang by Louise Erdrich, and Those Winter Sundays by Robert

thank you

118. ## 9th grade science

A strong acid, HBr, has been dissolved into a beaker of water. If the solution is known to be 0.000 001 M, what is the pH solution?

119. ## chem

Determine the volume of 0.240 M KOH solution required to neutralize each of the following samples of sulfuric acid. The neutralization reaction is shown below. H2SO4(aq) + 2 KOH(aq)--> K2SO4(aq) + 2 H2O(l) (a) 26 mL of 0.240 M H2SO4 thanks

120. ## chem2

vapor pressure is 50.0 has a 17.0 torr 36.1g unknown elect. density 1.05g/ml, vapor pressur h20 50c=92.5 torr find what the unknown wt is.

121. ## physics

Body A of mass M has an original velocity of 6.2 m/s in the +x-direction toward a stationary body (body B) of the same mass. After the collision, body A has velocity components of 1.1 m/s in the +x-direction and 2.2 m/s in the +y-direction. What is the

122. ## science

what is the uncertainity if the head volume is 3138.86cm3in?

123. ## science

Describe the activity of Catalase as pH increases. Are other enzymes like to behave this way?

124. ## physics

A 981-kg satellite orbits the Earth at a constant altitude of 103-km. How much energy must be added to the system to move the satellite into a circular orbit with altitude 199 km? I need answer in MJ please tell me what formula

125. ## science

Assume that you have a pH meter which would enable you to very accurately measure the pH of a solution. Describe an experimental design that would allow you to pinpoint the exact pH at which Catalase is the most active.

126. ## science

Hypothesize about a means to separate out plant cells from a mixed population of eukaryotic cells.

127. ## Political Science: American Government

Can you please tell me if these are correct? Thank you! Generally, people with lower incomes, less education, and lower job status: a. are more conservative in their political opinions. b. are more liberal in their political opinions. c. are more moderate

128. ## algebra

expression undefined 1/(2x^2 - 50) Could you please show me how to do this? thank you

129. ## algebra

It takes 7 hours for Will to paint a house. Judy can paint the same house in 3 hours. How long will it take them to paint the house if they work together?

130. ## english

2. Recent economic concerns prompted President Obama to meet with credit card industry executives in April, 2009. The national credit card delinquency rate has continued to grow in recent times, and the President, along with Congress, aims to end unfair

131. ## chem

A student increases the temperature of a 200 cm3 balloon from 60°C to 180°C. What will the new volume of the balloon be? (Be careful with units.)

132. ## calculus

what is the derivative of: V(t) = 130sin5t + 18

133. ## physics

Columnist Dave Barry poked fun at the name "The Grand Cities" adopted by Grand Forks, North Dakota, and East Grand Forks, Minnesota. Residents of the prairie towns then named their next municipal building for him. At the Dave Barry Lift Station No. 16,

134. ## chemistry

At 2010K, the equilibrium constant Kc is 4*10^-4 for the following: N2+O2-->2NO If the equilibrium concentration of N2 is .28M and O2 is .38M, what is the equilibrium concentration of NO? a)1.8*10^-9 b)2.1*10^-5 c)4.3*10^-5 d)6.5*10^-3