# Questions Asked onJune 25, 2010

1. ## physics

A meter stick is pivoted at its 50-cm mark but does not balance because of non-uniformities in its material that cause its center of gravity to be displaced from its geometrical center. However, when masses of 150 and 200 grams are placed at the 10-cm and

2. ## physics

A cylindrical space colony 8 km in radius and 60 km long has been proposed as living quarters for future space explorers. Such a habitat would have cities, land and lakes on the inside surface and air and clouds in the center. All this would be held in

3. ## physics

a boy of mass 'm' stands on one end of a wooden plank of length L and mass M. The plank is floating on water. If the boy walks from one end of the plank to the other end at a constant speed the resulting displacement of the plank is?

4. ## physics

A plastic bobber just barely floats in water. If it weighs 2N in the air, what is its volume

5. ## chemistry

Ammonia and oxygen react to form nitrogen and water. 4NH3(g)+3 O2(g)-2N2(g)+6H2O(g) a.How many grams of O2 are needed to react with 8.00 mol NH3? 8.00 mol NH3 x42.094/4 mol NH3 x32.00 O2/1 mol O2=269gO2

6. ## chemistry

Ammonia and oxygen react to form nitrogen and water. 4NH3(g)+3 O2(g)-2N2(g)+6H2O(g) a.How many grams of O2 are needed to react with 8.00 mol NH3? 8.00 mol NH3 x42.094/4 mol NH3 x32.00 O2/1 mol O2=269gO2

7. ## Statistics

. Suppose that about 20% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty. If 14 people are called for jury duty, what is the probability that all 14 will be available to serve on the jury? Round your

8. ## chemistry

why does 2-butene have cis and trans isomers but 1-butene doesn't?

9. ## Englisn III

What is the root for the word elucidation?

10. ## Government

Which of the following was NOT an element of the Great Compromise? a.)A weaker national government balanced by stronger State governments b.)Equal representation in the upper house of Congress and proportional representation in the lower house c.)A single

11. ## History Check

1.)The Constitution created a _____ system of government. a)parliamentary b)unitary =c)federal d)confederate 2.)The argument over slavery pitted _____ States against _____ States. =a)Northern, Southern b)larger, smaller c)new, old d)red, blue 3.)_____

12. ## More History Check

1.)Which of the following statements is true? =a)Although they differed in form, all State constitutions embodied the same basic ideals. b)Most of the early State constitutions gave great power to the executive branch. c)Some State constitutions were

13. ## Statistics

Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of 50

14. ## Statistics

Assume that about 45% of all U.S. adults try to pad their insurance claims. Suppose that you are the director of an insurance adjustment office. Your office has just received 110 insurance claims to be processed in the next few days. What is the

15. ## Organic and Nuclear Chemistry

Regarding nuclear reactions that release a great deal of energy, which statement is true? A. In a fission chain reaction, a uranium nucleus struck by a high-energy neutron emits two neutrons. B. Nuclear fission releases more energy per unit mass than does

16. ## chemistry

which of the following molecules can have optical isomers? a. CH2Cl2 b. H2NCH(CH3)COOH c. ClCH(OH)CH2Cl is b and c

17. ## geometry

Given a rectangular prism with dimensions w = 3, l= 4, and h = 6. If you created a second rectangular prism with the length doubled but the height halved (and the width stays the same), which would be the relation of the second volume to the first volume?

18. ## math

if an iv dose of mannitol is 1.5g/kg,administrated as 15% solution.how many mls of the solution should be administered to 150 pound patient

19. ## science

Suppose that you were head of a family planning agency in India. How would you design a scientific study to determine the effectiveness of different approaches to population stabilization? How would you account for factors such as culture, religion,

20. ## geometry

If an angle measures more than 90°, then it is an obtuse angle. What is the converse of this statement? A.If an angle does not measure more than 90°, then it is not an obtuse angle. B.If an angle is not an obtuse angle, then its measure is not more than

21. ## chemistry

why is C4H10 the simplest alkane that can have structural isomers?

22. ## Calculus II

Find the area of the region between y = x sin x and y = x for 0 ≤ x ≤ pi/2

23. ## geometry

What is formed when two complementary angles share one ray?

24. ## Statistics

The archeological site of Tara is more than 4000 years old. Tradition states that Tara was the seat of the high kings of Ireland. Because of its archeological importance, Tara has received extensive study (Reference: Tara: An Archeological survey by Conor

25. ## Statistics

Assume that about 45% of all U.S. adults try to pad their insurance claims. Suppose that you are the director of an insurance adjustment office. Your office has just received 110 insurance claims to be processed in the next few days. What is the

26. ## calculus

6ln(x+8)+1/8lnx-ln(cosx)

27. ## Calculus

Write this expression as a single logarithm 6ln(x+8)+1/8lnx-ln(cosx)

28. ## AED 204

explain in no more than 150 words per law, what requirements each law places on educators in their classrooms Case Law Brown v Board of Education Parc v The Commonwealth of Pennsylvania Mills v Board of Education Section 504 of Public Law 93-112 Public Law

29. ## chemistry

A solution is made by mixing 25.0 mL of toluene C6H5CH3d=0867gmL with 135.0 mL of benzene C6H6d=0874gmL. Assuming that the volumes add upon mixing, the molarity (M) and molality (m) of the toluene are ?

30. ## algebra

find the GCF of 8x and 20x^3 is the answer 4 or 4x? 4 is a factor of both 8 and 20 but I am not sure about the x or the exponent. thank you.

31. ## EARTH SCIENCE

What are some observations about our solar system that are explained by the nebular hypothesis? Are there any observations that are not easily explained by the nebular hypothesis?

32. ## physics

three spheres have the same volume and all float in water. Spheres A, B, and C have masses of 25g, 30g, and 35g. Which sphere floats the highest.

33. ## calculus

find a formula for f^-1(x) f(x)=x+15/x-15

34. ## chemistry

why is C4H10 the simplest alkane that can have structural isomers?

35. ## Calculus

let f(x)=(7+x)/(7-x), g(x)=7x/(7-x) Find formula for f*g and state the domain of the composition

36. ## day care

when you plan the program for the week what sort of information would you gather to make your plan?ovservation?staff in put?Etc.

37. ## alg

simplify the following radical expression : 4 sqrt (81/16) a)3/2 b)2 c)2/3 d)3 a

38. ## Physics

How does one Coulomb of charge compare to the charge on an electron? How do you think such a large difference arose historically?

39. ## calculus

The treatment of a certain viral disease requires a combination dose of drugs D1 and D2. Each unit of D1 contains 1 milligram of factor X and 2 milligrams of factor Y, and each unit of D2 contains 2 milligrams of factor X and 3 milligrams of factor Y. If

40. ## science

. In which regions of the world will most population growth occur during the twenty-first century? What conditions contribute to rapid population growth in these locations?

41. ## Calculus

f(x)= 1/x, x greater than 7 3x, x less than or equal to 7 Find f(7t)

42. ## Calculus

y=x^2-11x+30 For what values of x is y greater than or equal to 0?

43. ## physics

if the sign weigh 240 and the angle the rope makes with the bar is 55 degree,how much is the tension is the rope?

44. ## Eth

Did African Americans suffer from segregation?

45. ## chemistry

calculate the molarity of each of the following solution: 2.00 mol glucose in 4.00 L solution.

46. ## Government Check

Is this right? The Constitution gives sovereignty only to the _____. =national government

47. ## geometry

A spherical water tank has a diameter of 10 feet. How much water does it hold when half full? (Use 3.14 for pi.)

48. ## Algebra 1

I'm totally lost on this discussion question for my math class. Any help? What is the difference between domain and range? Provide an example of at least five ordered pairs that do not model a function. The domain will be any five integers between 0 and

49. ## algebra

find the distance between (-2,9) and (-5,15) a) 24.18 b) 45.02 c) 6.71 d)18.67 a

50. ## Statistics

Assume that about 45% of all U.S. adults try to pad their insurance claims. Suppose that you are the director of an insurance adjustment office. Your office has just received 110 insurance claims to be processed in the next few days. What is the

51. ## american government

Undecided QuestionShow me another » The Supreme Court has reasoned that a right of privacy is provided by? a) the Civil Rights Act of 1964 b) the Ninth Amendment, which says that people’s rights are not limited to those enumerated in the Constitution.

52. ## health care

Why did the Centers for Medicare and Medicaid Services (CMS) implement the National Correct Coding Initiative in 1996? List some of the risk areas that can be identified through the auditing process?

53. ## health

You’re reviewing reimbursement for a Medicare surgical craniotomy case. The case falls into DRG 1, which has a relative weight of 3.0970 and a geometric mean length of stay of 6.3. The hospital’s current standard reimbursement rate is \$1500. Calculate

54. ## concrete

can anyone define and give me examples of "concrete details" please?

55. ## college

Regarding accidents,which of the following statements is true? A-Boys are more likely to die in falls;girls are more likely to die from drowning. B-Most childhood deaths occur when children are under ceraful adult supervision. C-Drowning is the second most

56. ## english

what comes next after the topic sentence?

57. ## kv no 1

what is measure of work done in lifting a bucket containing water of 5kgs from a 10metre well

58. ## chemistry

NaOH+CO(NH2)2----> what's the products??

59. ## Gender Studies

Men are portrayed as independent and serious, and are defined and described by activities and accomplishments." How does the English language that is spoken in the US accomplish this?

60. ## Organic and Nuclear Chemistry

Concerning the saponification process, which statement is true? A. The polar end of a soap molecule dissolves in oil. B. The nonpolar end of a soap molecule dissolves in both oil and water. C. Detergents with branched chains are biodegradable. D. Organic

61. ## algebra

find the distance between (0,-5) and (-6,8). a)6.70 b)13 c)14.32 d)3.87 c just need to know if my answer is correct or not thanks

62. ## algebra

find the distance between (2/3,4) and (5/3,7) a) 10.06 b) 3.16 c) 3.46 d) 4.24 b

63. ## algebra

simplify the following radical expression: 4 sqrt(625) a) sqrt (25) b) 25 c)5 d) no solution exists c

64. ## math

1. In this problem, we analyze the profit found for sales of decorative tiles. A demand equation (sometimes called a demand curve) shows how much money people would pay for a product depending on how much of that product is available on the open market.

65. ## mundy's mill high school

If you are given a trapezoid with one base equal to 5 inches, and a midsegment equal to 7 inches, what is the length of the other base?

66. ## statistics

The first class in a relative frequency table is 50-59 and the corresponding relative frequency is 0.2 What does the 0.2 value represent?

67. ## american government

De jure discrimination and de facto discrimination are two ways in which some Americans are less equal than ot? Q.) De jure discrimination and de facto discrimination are two ways in which some Americans are less equal than others. Examples of public

68. ## health care

You’re an inpatient coder in a hospital. You’ve just coded a Medicare Part A record with a diagnosis related group (GRG) reimbursement of \$12,000. You notice in the hospital’s computer billing system that the patient’s charges are \$19,500. That’s

69. ## health care

You work in a physician’s office performing billing. You notice that guidelines haven’t been followed accurately in completing the claim form. What will happen if you don’t correct the claim form?

70. ## UOP

1) At what body mass index (BMI) is a person considered to be overweight but not obese?

71. ## health

You’re an HMO director. You would like to ensure that you managed care plan is meeting industry standards. What’s one way that you can do this? You work for a third-party payer performing medical records review. Your job is to match codes that were

72. ## alg

solve: sqrt (v) - 3 = 6 a) (-9) b) (81) c) (9) d) none or 0 b just need to know if my answer is wrong or right

73. ## chemistry

calculate the molarity of each of the following solution: 2.00 mol glucose in 4.00 L solution.

74. ## HCP210

Can anyone tell me wher can I find information on how I can summerize the path a drug takes through the human body?

75. ## Bus 303

Do you think there are limits to the flexibility expected of potential hires?

76. ## financial institutes & markets

What is the goal of inflation targeting as seen in New Zealand, Canada, and the United Kingdom?

77. ## Bus 303

Do you think there are limits to the flexibility expected of potential hires? could share a least one reason with me please?

78. ## Calc II

Find the area of the region between y = x sin x and y = x for 0 ≤ x ≤ pi divided by 2

79. ## king high school

in poetry and ficition, the main reason for using vivid words is to 1 explain an idea 2 create a mental image 3 keep the reader gussing 4 illustrate the writer's bias

80. ## interpreting what you read

The purose of loaded words in advertisement is to 1 create an image 2 compare two unlike things 3 influence the reader 4 illustrate bias

81. ## Algebra

Please help with this equation problem. S=C(1+r/100)^5 To find the inflated cost S, in 5 years, where C is the current price of an item in the country of Afganistan currency which is 7,711.94 which is (\$169.40 USD) and the inflated rate is 13% since the

82. ## Algebra

Indicate in standard form the equation of the line passing through the given points. A(4, 1), B(5, 2)

83. ## Calculus

Is x^2 - 2x 1 to 1? I keep getting yes every way I try to work it. Book says no. In the end, I get (with x1=1 and x2=-1

84. ## Science

Kindly help me on simple project topic on chemistry

I want two examples based upon law of conservation of charge i know the definition just want two examples!!!

86. ## english

In a well-written, thoughtful response of at least one page, reflect on one of the stories "The Jilting of Granny Weatherall" or "Chrysanthemums." YOur response might make a personal connection to one of the stories, might make connections between the two

87. ## Physics

I have a formula for inertia torque T(inertia) = .09 x Wk^2(inertia)/S(stops) x t(move)^2 This is a shaft that indexes 36 degrees at a time so that how we determine 10 stops for S. I do not know where the factor .09 comes from. Can you explain

88. ## Physics

I have a formula for inertia torque T(inertia) = .09 x Wk^2(inertia)/S(stops) x t(move)^2 This is a shaft that indexes 36 degrees at a time so that how we determine 10 stops for S. I do not know where the factor .09 comes from. Can you explain

89. ## geometry

If an angle measures more than 90°, then it is an obtuse angle. What is the converse of this statement?

90. ## cultural diversity

Did African Americans have consequences with extermination?

91. ## chemistry

draw the structural formula of 2-methyl-2hexene?

92. ## calculus

f(x)= 1/x, x greater than 7 3x, x less than or equal to 7 Find f(7t)

93. ## calculus

let f(x)=sqrt(x-3), g(x)=sqrt(x^2+3) Find a formula for f*g and state the domain of the composition

94. ## accounting

What were the begining and ending balances for MERCHANDISE INVENTORY when \$169,000 was recorded in the debit column and \$193,434 was in the credit column on the line for the INCOME SUMMARY account

95. ## Gender

How does the English language that is spoken in the US accomplish that men are portrayed as independent and serious, and are defined and described by activities and accomplishments?