# Questions Asked onJanuary 1, 2010

1. ## Chemistry

If 3.21 mol of a gas occupies 56.2L at 44C and a pressure of 793 torr, what volume will 5.29 mol of this gas occupy under the same conditions? (A) 61.7 L (B) 30.9 L (C) 14.7 L (D) 92.6 L (E) 478 L

2. ## Trigonometry

How do I find all solutions to: tanx+3cotx=4? The answer choices are: a.) x=arctan3+nPi b.) x=arccot3+nPi

3. ## Physics

A power station with an efficiency of 0.4 generates 10(to the power of 8)watts of electric power and dissipates 1.5 x 10(to the power of 8) watts of thermal energy to the cooling water that flows through it. Knowing that the specific heat of water in SI

4. ## Chemistry

A balloon originally has a volume of 4.39L at 44 C and a pressure of 729 torr. What temperature must the balloon be cooled to to reduce its volume to 3.78L at the same pressure? (A) 38 C (B) 72.9 C (C) 0 C (D) 546 C (E) 273 C Is the correct answer (A), 38

5. ## Probability

The probability of drawing a red Jack or red Queen from a standard deck of cards is...? 1/13, 12/13, 4/13, or 9/13?

6. ## chemistry

A solution containing silver (I) ion (an oxidizing agent) is mixed with a solution containing iron (II) ion (a reducing agent). a. What is the balanced equation? b. If the contents of the reaction mixture described above are filtered, what substances, if

7. ## Triginometry

For which equasion does the sum of the roots equal 3/4 and the product of the roots equal -2? (a)4x^2-8x+3=0 (b)4x^2+8x+3=0 (c)4x^2-3x-8=0 (d)4x^2+3x-2=0

8. ## Triginometrry

Solve an equation 8x^3+4x^2-18x-9=0 algebraically for all values of x.

9. ## physics

a guy walks one lap at 35 miles per hour, what is his velocity?

10. ## math

A school sells tickets for a show, (a) adult tickets and (c) child tickets. 1) each adult ticket costs \$8 and each child ticket costs \$5. the total takings are 2300. Write an equation to represent this information. 2) solve algebraically the simultaneous

11. ## English

Is the grammar right in this. It's bullet pointed in a resume. Should all those different words be capitalized or lower cassed? Oversee plant operation of Meat Dept, Pantry, Sauce Room, Bakery, Security, Shipping/Receiving and Sanitation

12. ## physics

Jessica's weight is 540 newtons. According to the Third Law, if the Earth pulls on Jessica with a force of 540 N, then Jessica pulls on the Earth with a force of 540 newtons that acts in the opposite direction. However, if Jessica stumbles while

13. ## Tirginometry

the expression 4ab(square root of)2b-3a(square root of)18b^3+7ab(square root of)6b is equivalent to... (a)2ab(square root of)6b (b)16ab(square root of)2b (c)-5ab+7ab(square root of)6b (d)-5ab(square root of)2b+7ab(square root of)6b Please help its due

14. ## Statistics

QNT 561: I want the Statistics question problems for chapter 3 and chapter 5 from the book "Statistical techniques in business and Economics" by Lind, Marchel and Wathen. Can somebody give the questions? Thanks.

15. ## probability

A fair die is thrown twice. What is the probability of obtaining two "sixes"? 1/36, 5/36, 5/6, or 1/6?

16. ## Axia HIS-125

Need axia SYLLABUS HIS-125 US HISTORY FROM 1865 TO 1945

17. ## Spelling

I'm writing about a position as a sanitation advisor. Which way is the correct way is right. Advisor or Adviser I'm so confused

18. ## History/Lang Arts?

Is there a word that describes how you express an idea? I am doing a project on the typewriter and I want the heading to be something like "The changing of..."

19. ## pre-cal

What are the steps for solving this? Directions Use the quadratic formula to solve the equation in the interval [0,2PI). Then use a graphing utility to approximate the angle x. 4cos^2x-4cosx-1=0 thanks.

20. ## Happy New Year to all

Be sure to have enough blackeyed peas to guarantee a year full of good days.

make little words from the word pomegranate.

22. ## History

I need to list the factors that led to political stalemate and the subsequent farmers' revolt in the late 19th Century, here is what I have: Economic Conditions, Problems with the currency, Granger Movement, Farmer's Alliances, The Omaha Platform of 1892

23. ## Math

A square has sides of 10 units. There is a diagonal that divides it into two triangles of an unknown value. What is the value of this line? The answer is 10 square root of 2, but I thought it would be ten (10^2+10^2=100, the sq. root of 100 is 10) Where

24. ## Pre-Cal

Hi, can someone please solve this step-by-step for me? I really don't get it... Directions: Use the quadratic formula to solve the equation in the interval [0,2PI). Then use a graphing utility to approximate the angle x. 4cos^2x-4cosx-1=0 thanks.

6x+y+9

26. ## History

Can anybody help me find some primary sources on the typewriter?

How do i calculate this problem and enter it in a journal entry: If a company issues 10-year, 8%, \$100,000 bonds paying interest on an annual basis, at a \$5,200 premium, the annual interest expense on the bonds will be:

How do i calculate this proble and enter it in a journal entry: On January 1, the long-term liability section of a company’s balance sheet showed a balance of \$20,000 in the bonds payable account. On December 31, the balance in the same account was

29. ## art

I need serious help! does anyone know a really helpful website tofind otu the meanings of all the elements of design and the principles of design! PLEASE AND THANK YOU!

30. ## Accountant

It is stand accounting procedures, or GAAP, to make an adjusting entry to remove the current year’s principle from the long-term liabilities. This entry reduces the long-term liabilities and increases the current liabilities. You are the bookkeeper for

31. ## Trigonometry

Solve from [0,2pi). cot^2(4x)tan(2x)-tan(2x)=0 How do you solve this (step-by-step)?

32. ## Chemistry

One difference between gases and liquids is that: (A) a gas may consist of both elements and compounds (B) a gas assumes the volume of its container (C) a gas is made up of molecules (D) all of the above are correct Is the correct answer, (B), a gas

33. ## american democracy

public opinions is ordinarily used in reference to the whole society. this perspective is :

34. ## Chemistry

Gaseous mixtures: (A) can only contain isolated atoms (B) can only contain molecules (C) must contain both isolated atoms and molecules (D) are all homogeneous (E) are all heterogeneous Is the correct answer, (D), are all homogeneous?

I am writing about the Salvation Army. In regard to Salvation Army stakeholders I believe they are both internal and external. I believe the internal stakeholders to be the Army officers/church, employees and volunteers. I believe the external stakeholders

36. ## chemistry

In a lab, .0092 moles of Cu were reacted with .0046 miles of S. What would happen to the mole Cu/mole S ratio if some of the copper was unreacted (increase, decrease, stay the same)? Also, what will happen to the mole Cu/ Mole S ratio if unreacted sulfur

37. ## Trig

How do I find all solutions in the interval [0, 2Pi): cotx=cscx-1 the answer choices are: a.) x=Pi/2 b.) x=Pi/2 and 3Pi/2

38. ## Algebra 1

How do you solve the inequlaity 8{1-4x}>40?

39. ## Triginometry

Solve 2x^2-12+4=0 by completing the square, expressing the result in simplest radical form.

40. ## math

the Wireless Cafe charges 5.40 for 45 minutes of internet access. how much money does the Wireless Cafe charge per minutes?

41. ## Physics

List the fossil fuels in order in which they will probably be used up.

42. ## chemistry

A solution containing silver (I) ion (an oxidizing agent) is mixed with a solution containing iron (II) ion (a reducing agent). a. What is the balanced equation? b. If the contents of the reaction mixture described above are filtered, what substances, if

43. ## maths

find the gradient of the tangent to the parabola y=4x-x^2 at (0,0) hence calculate the size of the angle between the line y=x and this tangent. (as i cant show you the diagram all that it shows is the line going through (0,0) and having one point of

44. ## Science

Is neon and oxygen written as neonide and oxide?

45. ## grammar

Is the grammar in the following sentence ok? For, surely, the paintings were created by people who were not so different than myself.

46. ## acc/220

Write a 350- to 700-word paper describing a balance sheet, an income statement, a retained earnings statement, and a statement of cash flows. How does a company use these financial statements to make future business decisions? Use and define the following

47. ## english

If this be error and upon me proved, I never writ, nor no man ever loved. These lines are an example of a/an

48. ## math

Nora had\$12.75.She spent \$4.95 onbaseball cards.How many does she have left?

49. ## math

by what did felix count? how do you know?the numbers are 486,513,540,567,594.

50. ## math (geometry)

find the perimeter of a 30-60-90 degree triangle whose shorter leg is 16 cm

51. ## grammar

I remember instances where I fell. when or where ?

52. ## math (geometry)

what is the distance from the pitcher's box to second base if the distance from the pitcher's box to home plate is 18 meters and the distance between bases is 27 meters

53. ## reimbursement system

which type of medical service reimbursement is the least used today

54. ## world history

how did the furtrade in th west bring various peoples together?

55. ## 1st grade Math Fair

My school is planning a Math Fair. Each grade will compete with same grade team members. The rules are: TO make it fun and use Al. math strands . The problem is I don't know where or how to begin this project. Can anyone help?

56. ## College essays - Law

Hi, I have three essay questions for my constitutional law class that have been stumping me for some time. 1) The Q: Justice Brown concluded in Plessy v. Ferguson that if "the enforced separation of the two races stamps the colored race with a badge of

57. ## chemistry

If the acid base reaction HA(aq)+B^-(aq)---> HB(aq)+A^-(aq)

58. ## maths

if (x + 3)(x -2) = 1 show that x^2 + x -7 = 0

59. ## Maths

Please can you expand and simplify the following: (2x-5)(x+3) Many thanks. Happy New Year

How is the Salvation Army governed and staffed?

61. ## Math

(Both the 72 and 68 are subscript) 72 C 68 is: 1028790, 24690960, 12345480, or 514395?

62. ## Science

My little brother needs help on this worksheet. And I have no clue. 1. For waves that travel with the same speed, wavelengths increases as frequency ______. 2. Radiant energy decreases as _________ increases. B1b. The radio waves from the ________ antenna

63. ## Science

D. _____ has wavelengths between 0.7 and 0.4 millionths of a meter. D1. What you see as different colors are electromagnetic waves of different ______. D2. Red ligh has the _____ wavelengths (lowest frequency); blue light has the _____ wavelengths (highest

64. ## Physics

I'm having trouble with this question. Some __ objects emit no visible light but are known through __ and radio images; satellite observations __ Earth's atmosphere help scientist study space at wavelengths that do not reach Earth's surface. If you can

65. ## Statistics

Kind attention Psydag: A random sample of size 20 from a normal population with sample mean 42 and sample standard deviation of 6 . To test the hypothesis the population mean 44 at 5% level of significance , find the p-value and comment Clarification: The

What is a monocot and a dicot plant? I have to do a project on my plant. It is a Spotted Chinese Evergreen. Thanks!

67. ## science

a hook for holding objects together

68. ## Energy Science

___ can convert sound waves to an electrical signal that can be converted to radio waves, microwaves, or light waves. Receiver convert the tramsmission back into electric signal, and the speaker changes the electric signal into a ___ wave

69. ## chemistry

i have difficulty in this question. any help would be much appreciated. 1)CO(g)+2H2(g)->CH3OH(g) at 225c, K is 10.2 liter^2/mol^2. what concentration of CH3OH(g)is in equilibrium with CO(g) at a concentration of 0.020 mol/liter and H2(g) at a concentration

70. ## music

abrupt changes in dynamic levels are referred to as ----- dynamics?

71. ## probability

A student has a choice of five different computers, three different monitors and seven different printers. How many different computer systems are possible? 15, 56, 105, or 128?

72. ## accounting

I continue getting the wrong totals can you please help me solve this problem and give me the correct formula and Journal entries. On Jan 1 2004 Brown Airways purchased an airplane for 34,450,000. Brown airways expect the plane to remain useful for 6 years

i need help understanding the book "we are all welcome here" by Elizabeth Berg. plz help will appreciate the help

74. ## Accounting

Assume that at the beginning of 2000, Quick Travel, a FedEx competitor purchased a used Boeing 737 aircraft at a cost of 60,000,000. Quick Travel expects the plane to remain useful for 5 years (5 million miles) and to have a residual value of 5,000,000.

75. ## Probability

How many different four-digit numbers can be formed using the digits 3,2,1, and 0? 9,18,24, or 36?

76. ## criminal justice 250

Name the components of the overall security objective