# Questions Asked onMay 28, 2010

1. ## Physics

A 0.50-kg mass at the end of a spring vibrates 3.0 times per second with an amplitude of 0.15 m. Determine (a) the velocity when it passes the equilibrium point, (b) the velocity when it is 0.10 m from equilibrium, (c) the total energy of the system, and

2. ## essential Mathematics

if on the first of january a savings account has a balance of \$3,200, what amount will be there in this account after three years if the bank gives 6% per year interest compounded quarterly? (assume that there are no deposits or withdraws of money during

3. ## chemistry

25.0g of 5.0% (by mass) acetic acid solution are titrated with 0.300 M NaOH. What volume of NaOH will be needed to neutralize this sample?

4. ## trig

Solve the equation sinθ=0.3 to the nearest tenth. Use the restrictions 90°≤θ≤180°.

5. ## math 116

The owners of River View Bakery have hired enough servers to handle 17 tables of customers, and the fire marshal has approved the restaurant for a limit of 56 customers. The owners need to purchase two-seat and four-seat tables to accommodate the

6. ## Math

5).Hat size are determined by the measuring the circumference of the head in either inches or centimeters. Use ratio and proportion to complete the following table. Hat size Head circumference Head Circumference 7 ½ to nearest 1/5 inch to the nearest

7. ## Math help

9). Hooke’s Law. The distance d when a spring is stretched by a hanging object varies directly as the weight w of the object. If the distance is 29 cm when the weight is 4 kg what is the distance when the weight is 9 kg? 10). Find the variation constant

8. ## computer

what type of business is hot topic? franchise, soleproprietor,corporation or partnership

9. ## Chemistry

here is the equation:Zn(s)+2HCl(aq)-->ZnCl2(aq)+H2(aq).If 20.0 moles of zinc react with excess hydrochloric acid. how many moles of zinc chloride are produced?....thxxx

10. ## Chem

How many moles of oxygen will occupy a volume of 2.5 liters at 1.2 atm and 25 degrees celcius

11. ## Physics

The acceleration of a bus is given by a_x(t)=At, where A= 1.21 is a constant. A)if the bus's velocity at time t_1= 1.14s is 5.03m/s, what is its velocity at time t_2= 2.04 ? B)if the bus's velocity at time t_1= 1.14s is 6.02m/s, what is its velocity at

Sundown Rent-a-Car, a large automobile rental agency operating in the Midwest, is preparing a leasing strategy for the next six months. Sundown leases cars from an automobile manufacturer and then rents them to the public on a daily basis. A forecast of

13. ## Marketing

I am trying to figure out what else is important to financial success, aside from linear programming?

psychology

16. ## economics

Assume that the reserve requirement is 20%. Also assume that banks do not hold excess reserves and there is no cash held by the public. The Federal Reserve decides that it wants to expand the money supply by \$40 million. a. If the Fed is using open-market

17. ## Math 157

The chart on the next page is an example of a quality control chart. Samples of parts and products are drawn from an assembly line and checked against engineering specifications. Write a short report describing the various features of the chart and the

Discuss the possible impact of StopNShopToday, Inc. stores being located solely in one of the following three locations with the indicated employee demographics: Location: New York City, NY average employee age: 30 years old male/female ratio: 50:50

19. ## chemistry

If 24.7 of 0.250 M NaOH solution are needed to neutralize 19.8 mL of H2SO4 solution, what is the molarity of the H2SO4?

20. ## English

1. My father reads the newspaper every day. (What does it mean? 2. My father reads the same newspaper everyday. 3. My father reads a newspaper every day. Does #1 mean #2 or #3? Is 'the newspaper' the generic term? )

21. ## English

Was Alexander Graham Bell American or English? (Question)

22. ## algebra

predict the height of a woman whose humerus is 32 cm long.

23. ## Accounting

I am having a technical problem using Simply Accounting 2008 (student version). I am creating my own company and entering the accounts in the Chart of Accounts. However, there is a problem with the drawings account. Most equity accounts have a credit

24. ## Chemistry/Algebra 2

Are the answers to these correct? Use log(base12)3= 0.4421 and log(base12)7= 0.7831. log(base12)36 = log(base12)3^2*4= 4.8842 log(base12)27/49 = -0.2399 log(base12)81/49 = 0.2022 log(base12)16,807 = 3.9155 (16,807= 7^5) log(base12)441 = 2.4504 (441=

25. ## Computer science

1.Fraction that has a numerator and a denominator. The class should have methods that can: (a) add and subtract two Fractions together and return the resulting Fraction, (b) create a duplicate of itself and return the duplicate, (c) see if another Fraction

26. ## Computer Science

2. Student that has a name, point and course count. The class should have methods that can: (a) add a grade to the GPA and GPA should be calculated and returned appropriately, (b) create duplicate of itself and return that duplicate, and (c) see if another

27. ## Computer Science

Write a Class to represent one of the following items. Note that each class must a proper constructor even though the constructor is not explicitly named. 2. Student that has a name, point and course count. The class should have methods that can: (a) add a

28. ## AED

My assignment states: Find at least two instances of conflicts between the legal and ethical issues confronting the education of ELL's. For example, some states have ceased funding for bilingual education and may not instruct the ELL's in their native

29. ## Math

simplfying: square root of 5/3 square root of 8x^5 time square of 3x^2 can you work these for me please do not know I have tried but do not think right.

30. ## acc-editplz

Samuel Gardiner opens Gardiner Real Estate Agency with an investment of \$14,000 cash and \$3,000 of office equipment. ANSWER: Cash---------------14,000 office equipment----3,000 Owners Capital--------------17,000 is dis right?

31. ## accouting edit plz

Received a \$95 bill for telephone service during the month of October (the bill is paid in November). Telephone Expense accounts payable or is it, accounts recievable service revenue

32. ## Math

Consider the functions defined by f(x)=sin2x and g9x)=1/2tanx for x E[-90^0; 180^0] Questions 1. Sketch the graphs of f and g on the same system of axes. 2. Calculate the x-coordinates of the points of intersection of f and g. 3. Determine the values of x

33. ## calculus

f(x) = (9x^3 - 1x^2 + 8x + 4)/(-2x^2 - 4x - 2) What is the smallest value of x at which f(x) intersects its non-vertical asymptote? I took the slant asymptote which is -9/2x+19/2 and set it equal to the function and tried to solve it as a quadratic

34. ## Chemistry

Assuming complete dissociation of the solute, how many grams of KNO3 must be added to 275 mL of water to produce a solution that freezes at -14.5 C? The freezing point for pure water is 0.0 C and Kf is equal to 1.86 C/m. * Use Tf = Kf*i*m

36. ## math

x^2-6x-7=0 Completing the square need help

37. ## math

Solve by using the quadratic formula x^2-4x-45=0

38. ## math

Solve by factoring x^2+4x+5=0 need help

39. ## physics

what is the magnitude of displacement and the distance travelled of a body which travels 8m from A toB then moves a distance of 6m at right angles to AB.

40. ## math

what number is 75% of 36?

41. ## computer science

Hi I have 3 output problems that I need assistance, thank you! Produce Output For each problem, you are to produce the code, in JAva, to create the following output to the screen. 1. + +++0 ++++++00 ++++++++++000 ... (this pattern continues forever) 2. 5 6

42. ## computer science

Hey I have three questions with creating these methods, thanks. Write a Function You will be given one of the following problems to solve using and writing Java functions. 1. Given a list of words, return an array which indicates the frequency that each

43. ## math

joe and his family are flying to texas. their plane flies 645 miles at 215 mph. how long does the trip take?

44. ## Algebra2

Help How do I figure out: (cos 40)(cos20) - (sin 40)(Sin 20) Thank you

45. ## statistical applications

In the media, numerous surveys are often displayed reporting percentages or proportions. A margin of error is often reported in the survey and this is used to calculate confidence intervals. Why is it important to create/report confidence intervals (CI)

46. ## Algebra 2

I meant to type this one: If the sine of an acute angle is 0.8, what is the sine of twice that angle? 1.60 or .64? Thanks

47. ## Vectors

If |u| = 10, |v| = 8, and the angle formed between them is 60°, then u · v = .

48. ## human services agency

my question is to the following: How does hospice agency provide the nature to the practice setting and interventions of the most common clinical issues, and how are the services funded. next question: What other services do you think should be added to

In March 1988, Daniel E. Beren, John M. Elliot, and Edward F. Mannino formed Walnut Street Four, a general partnership, to purchase and renovate an office building in Harrisburg, Pennsylvania. They borrowed more than \$200,000 from Hamilton Bank to purchase

50. ## computer science

Hey I have three questions with creating these methods can any of you guys write an example code for this? Thanks Write a Function You will be given one of the following problems to solve using and writing Java functions. 1. Given a list of words, return

51. ## Computer Science

Hi can you guys help me with these output code, I think you need to include for loops, but I'm not sure how to use it. Example code would be helpful, thanks. Produce Output For each problem, you are to produce the code, in JAva, to create the following

52. ## computer science

hi i'm taking compsci and I need someone to give me some examples of these classes, thanks! You will have to write a class to represent one of the following items. Note that each class must a proper constructor even though the constructor is not explicitly

53. ## geometry

a rectangle field is 130 m by 420 m. a rectangle barn 19 m is built in the field. how area is left ove?

54. ## geometry

What is the perimeter of a parallelogram with bases of 15 cm, side length 37 cm, and height 29 cm?

55. ## Writing

Part III: Revision In this section of the final, revise the sentences provided to correct the grammar errors indicated. (In many cases there will be more than one correct alternative to the sentence provided; credit will be given for all correct answers.)

56. ## statistics

how can I start a introduction off for a statistical paper?

57. ## MAT116-Algebra 1A

Determine whether 0 is the solution. x>-3

58. ## Stats

A participant in a cognitive psychology study is given 50 words to remember and later asked to recall as many as he can of them. This participant recalls 17. What is the (a) variable, (b) possible values, and (c) score? I just don't understand what it all

59. ## chemistry

how many grams are in a 438mL of a 0.650M Na2SO4 solution

60. ## Physics

In January 2004, NASA landed exploration vehicles on Mars. Part of the descent consisted of the following stages: Stage A: Friction with the atmosphere reduced the speed from 19300 to 1600 in 4.0 . Stage B: A parachute then opened to slow it down to 321 in

61. ## Accounting

I am having a technical problem using Simply Accounting 2008 (student version). I am creating my own company and entering the accounts in the Chart of Accounts. However, there is a problem with the drawings account. Most equity accounts have a credit

62. ## Physics

In January 2004, NASA landed exploration vehicles on Mars. Part of the descent consisted of the following stages: Stage A: Friction with the atmosphere reduced the speed from 19300km/h to 1600km/h in 4.0min Stage B: A parachute then opened to slow it down

63. ## Physics

A ball is thrown straight up from the ground with speed . At the same instant, a second ball is dropped from rest from a height , directly above the point where the first ball was thrown upward. There is no air resistance. Question- Find the value of in

64. ## Physics

A ball is thrown straight up from the ground with speed v_0. At the same instant, a second ball is dropped from rest from a height H, directly above the point where the first ball was thrown upward. There is no air resistance. Find the value of H in terms

65. ## trigonometry

Gabe is spending two weeks on an archaeological dig. He finds a fragment of a circular plate that his leader thinks may be valuable. The arc length of the fragment is about 1/6 the circumference of the original complete plate and measures 1.65 inches. A

66. ## college

arranged in a triangle with each building about 500 meters apart. Previously, these buildings were wired with CAT3 UTP running 10BaseT Ethernet. The IT director had mandated that your company will need to use 1000 Mbps Ethernet to the desktop. Define a

67. ## math

I could use some help solving this equation pleasex^3 x+5=3

68. ## CJS/210

• Write a 700- to 1,050-word paper in which you analyze the ethical and deviant behaviors in policing. Complete the following in your paper: o Define ethics. o Describe the nature of ethics and their role in policing. o Identify the ethical standards in

69. ## MTH 156

For : U= {a,b,c,d,e,f,g} A= {f,g} B= {} C= {a,c,e} Identify the following sets: _ _ _ _ a. A b. B c. C d.U

70. ## math

Find the mid-point of the following two points -P(3/4,-2) -Q(3,-1/5)

71. ## Computer science

Write a function in Python: Given a list of words, indicate whetehr the list constitutes a "Word Ladder." A Word Ladder is a series of words where each succesding word changes by only one letter. You may assume that all words will be of the same length,

72. ## CHEMISTRY

would you tell me how many resonance structures H2SO4 has? i am really confused, i drew them and i got alot. also CH3COOCH3. by the way what is CH3COOCH3? i couldn't find it on wikipedia.

73. ## math

In the summer of 2008 the population of cuckoos in an area was estimated as 560 pairs. If the numbers returning are declining at 4% each year, calculate (a) the number of pairs of cuckoos in the area in the summer of 2009; (b) the number of pairs of

74. ## Math help

Calculate the average mathematical gradient of a slope that rises 450m over a horizontal distance of 1.8 km.

75. ## math

14x^5y^2 / -21x^2y^8

76. ## math

14x^5y^2 / -21x^2y^8

77. ## Math

if brazil got 11401 internet subscribers (1000s) and 67510 internet users (1000s)and world got 518600 internet subscribers and 1544854 internet users what is the formula to find internet users per subscriber (average) and internet users as percentage of

78. ## math

Assuming that a typical popular music CD comprises 12 songs each of 8500 KB, what would the effective transmission speed need to be capped at in order to extend the download time to 2 hours? Express your final answer in bits per second, using scientific

79. ## math

(2x/5)^3 * (5/x)^3

80. ## math

Current implementations of the ‘WiMAX’ wireless technology can support 2 Mbps connections at a distance of 10 km; calculate the propagation delay caused by the transmission time alone for a signal to travel 10 km.). Give your answer in seconds and in

81. ## algebra

In finding distance problems i understand the use of formula of d/rt then what i do not understand is the giving solutions in 3 decimal places. Can someone give an example step by step? The answer I do not need it is how to do it? Textbook says use

82. ## health

what opportunties are available for physical therapists? What are the opportunites for growth and advancement within this career and how are skills obtained for this career might be transferrable to another career?

83. ## algebra

Write the answer to this problem in scientific notation. (6.50*10^-2) (2.00*10^4) a)1.30*10^-6 b)1.30*10^-8 c)13.0*10^2 d)1.30*10^3

84. ## economics

What makes the New York Federal Reserve regional bank so important?

85. ## Quantitative analysis

I am trying to figure out what else is important to financial success, aside from linear programming?

86. ## chemistry

What is the balanced equations for: .Calcium and ethanol .Potassium dichromate, Dilute Sulphuric Acid and Ethanol .Ethanol abd oxygen

87. ## algebra

x^2 +16x+64 x^2+16x=64 (x=3)^2=16x-64 16x=-64 x=-4 Check this problem please

88. ## algebra

I do not understand how the solution to(3/2)x +2=15+x is x=34. Can anyone explain?

89. ## algebra

I need help with these problem please. X^2+6=15 (x+4)^2=6 can some one help me please.

After receiving a positive response from StopNShopToday, Inc. management about the recommendations for the incentives and performance appraisal projects, the HR generalist has been assigned a project that will prove to be very challenging: assessing the

91. ## algebra

x^2+4x-8 (X+4)^2=6 could you help me please.

92. ## chemistry

HF acid ionization constant (Ka) is 3.5 X 10-4. In a solution of HF acid @ equilibrium [H+] = 0.090 M. What is the concentration of F-?