# Questions Asked onJuly 8, 2009

1. ## Physics

Two particles having charges of +0.500nC and +8.00nC are separated by a distance of 1.20m. (a) at what point along the line connecting the two charges is the net electric field due to the two charges equal to zero? (b) where would the net electric field be

2. ## english

Hello, I am writing an opinion essay on "Speak" by Laurie Halse Anderson. I have a thesis statement, but I am not sure if those reasons relate to it. Paragraph one: Introduction Thesis Statement (Yes or No): In a book called “Speak” by Laurie Hales

3. ## physics conceptual

A box containing a pebble is attached to an ideal horizontal spring and is oscillating on a friction-free air table. When the box has reached its maximum distance from the equilibrium point, the pebble is suddenly lifted out vertically without disturbing

4. ## Algebra

Consider the equation: 4x^2 – 16x + 25 = 0 (a) Show how to compute the discriminant, b^2 – 4ac, and then state whether there is one real-number solution, two different real-number solutions, or two different imaginary-number solutions. (b) Use the

5. ## math

betty,cathy,isabel,lani,alma,and ursula ran an 800meter race. alma beat isabel by 7 meters. ursula beat betty by 12 meters. alma finished 5 meters ahead of lani but 3 meters behind ursula. cathy finished halfway between the 1st and last girl. In what order

6. ## English

1. Can you spare me a few minutes? 2. Can you spare a few minutes for me? 3. Can you spare a few minutes to me? (Which one is the same as #1, #2 or #3? Which one is grammatical between #2 and #3?) 4. You will may go back home. 5. You will be allowed to go

7. ## Physics

A uniform electric field exists in the region between two oppositely charged plane parallel plates. an electron is released from rest at the surface of the negatively charged plate and strikes the surface of the opposite plate, 3.20 cm distant from the

8. ## Sociology

What is the 'Invisible hand'?

9. ## English

1. Don't eat too much apples before going to bed. 2. Don't eat too many apples before going to bed. (Which one is grammatical?) 3. His hobby is riding a horse. 4. His hobby is to ride a horse. 5. His hobby is riding on a horse. (Are all grammatical?) 6.

10. ## Chem

Is a C-H bond polar or non-polar? Is a C-Cl bond polar or non-polar? I have different sources giving me different ranges. One says that anything with an electronegetivity of 0.5 or less is non-polar and I have anothre source saying anything 0.3 and less is

11. ## English

1. The pizza is too hot for me to eat it. 2. The pizza is too hot for me to eat. 3. The pizza is so hot that I cannot eat it. 4. The pizza is so hot that I cannot eat. ( I think #2 and #3 are correct. Would you let me know why?) 5. Because I am tall, I can

12. ## MATH

Use a proportion to solve the problem. Under typical conditions, 1 1/2ft of snow will melt to 2 in. of water. To how many inches of water will 3 1/4 ft of snow melt? Express your answer as an integer or mixed number.

13. ## English

1. Don't eat too much apples before going to bed. 2. Don't eat too many apples before going to bed. (Which one is grammatical?) 3. His hobby is riding a horse. 4. His hobby is to ride a horse. 5. His hobby is riding on a horse. (Are all grammatical?) 6.

14. ## Chemistry

How do I write out the reactants and products for the following chemical equation? How do I write the names of the products? How do I write the net ionic reaction for this double replacement reaction? barium acetate and potassium phosphate ->

15. ## Macroeconomics

A decrease in aggregate demand will cause A. aggregate supply to fall according to classical economists, and prices to fall according to Keynes. B. prices to fall and unemployment to increase according to both classical economists and Keynes. C. prices to

16. ## Chem

There is this one question that akss for the sum of bond dipoles. I don't understand that at all. What is the question asking? I thought I was figuring out if the difference between the dipoles and if I got a 0 then the molecule would be non-polar and if I

17. ## MATH

Round your answer to the nearest tenth of a percent. By switching service providers, a family's telephone bill decreased from about \$50 a month to about \$47. What was the percent of decrease?

18. ## chem

U have to show the partial charges and bond dipoles on my ;lewis structure of CH3Cl For the partial charges would I just have a negetive sign as the superscript of Cl and a positive sign and the superscript of C ? What exactly must I do to show bond

how efficient were words alone in expressing ideas

20. ## writing

scenario describes an individual or organization with specific IT needs. Based on the information presented in the scenario, make a recommendation for which computer system type would be the best fit for each individual or organization and why. response

21. ## art

two vectors x1 = (20 m) x and x2 (15 m) x, compute and show graphically (a) x1 + x2, (b) x1-x2 and (c) x2-x1

22. ## math word problem

The owner of a rental house can depreciate its value over a period of 27 1/2 years, meaning that the value of the house declines at an even rate over that period of time until the value is \$0 a. By what fraction does the value of the house depreciate the

23. ## Algebra

Solve the equation. Check all proposed solutions. Show work in solving and in checking. sqrt3-x=x-1

24. ## Math

Need help with my practice review. Thanks 1.If inflation is 6% a year compounded annually, what will it cost in 21 years to buy a house currently valued at \$230,000? Round to the nearest cent. 2.A small company borrows \$50,000 at 11% compounded monthly.

25. ## Mat/115

In 1990, there were an estimated 145.0 million passenger cars registered in the United States. The total number of vehicles registered in the United States for 1990 was estimated at 194.5 million. What percent of the vehicles registered were passenger

26. ## Math

Solve the system of equations using the matrix tool and enter the solution as an ordered pair. 3x + 4y = 18 2x + 5y = 19

27. ## HCA 210

What do you see as the purpose of health insurance? Should there be limits on the amount of health care provided? If yes, what criteria should we use to ration health care? If no, how should health care be finances so that everyone has access?

28. ## Chem

How do I know which part of a compund is negectivly charged and which side is positivly charged? In BH3 how would I know if the B is positivly charged or negetively charged? and for hydrogen?

29. ## writing

What must you do to convert the annotated bibliography to an APA-formatted reference page as part of the rough draft of your research paper?

30. ## Algebra

Use the quadratic formula to find the exact solutions of the equation. Show work. Simplify the final results as much as possible. 4x^2 – 16x + 25 = 0.

31. ## medical billing and coding from Penn Foster

Give an example of a conversation between the person answering the phone at a dr's office and the patient who called could create a contract, (demonstrating the knowledge of contract law and agency law).. thanks for any help with this question

32. ## Human Resource Management

How can HRM contribute to a company's success?

6 sqr90 - sqr7 + 9 sqr36. I'm sorry if I wrote it wrong I only know how to put the radical symbol, Thanks for your help.

34. ## Math

Here is the problem: Identify which of the following situations can be represented by 4 divided by 3/4, and explain your reasoning. A) Sue had 3/4 of a room to paint in 4 hours. How much of the room must she paint each hour to finish on time? B) Kendra has

I have a multiple choice question I don't know how to do, please help. I was thinking d). Structural resources of a frim include a) customer relationships b) databases c) organizational procedures d) All of the above e) None of the above

36. ## microeconomics

If a university faces a downward sloping, linear demand curve for the undergraduate education that it provides and is able to engage in perfect, first degree price discrimination(through obtaining detailed financial information from each prospective

37. ## English

This question is based on the book "The Curious Incident of the Dog in the Night-time" by Mark Haddon. What do you think makes a hero? How does Christoper fit your idea of a hero? He has been described by some readers as "a new kind of hero" or "an

38. ## Chemistry Suspension Examples...

plz guys help me wer can i get examples of suspensions ineed it 3 examples i need

39. ## history

Should English be declared the official language of USA? List three effects that this law would have. Explain why or why not. pls help giving me ideas.

40. ## Math

If y is a number less than 0 but greater than -1, which of the following expressions has the greatest value? a 100y b y^2 c y^3 d y^4 e y^5

41. ## education

Currently, U.S. schools use technology significantly more than they did in the past. Research the use of technology in schools from 1980 until present day. Fill in the timeline below with events to depict the changes in school technology since 1980. You

Under what conditions would it be more appropriate to fill a key management position with someone from outside the firm when a qualified insider is available?

43. ## Literature- Macbeth

1. Lady Macbeth begins to feel intense remorse and guilt after A. Macbeth kills Banquo. B. Macbeth sees visions. C. She talks to the witches. D. Lady Macduff is murdered. Is it D? 2. An example of verbal irony is: A. Macbeth saying, “O, yet I do repent

44. ## Chemistry

Do hybrid orbitals (such as sp, sp2, sp3) possess higher energy than unhybridized ones (such as 2s, 2p)?

45. ## music

what is meter in music and what are the kinds of meter?

46. ## English

I had to do this hero characterization and I did rough draft of the assignment. The direction ask me to do this: This character may be one you encountered either as a child or adult, one that may have appeared in any medium: television, film, literature

47. ## Physics

When two unequal point charges are released a distance d from one another, the heavier one has an acceleration a. If you want to reduce this acceleration to one-fifth of this value, how far (in terms of d) should the charges be when released?

48. ## Math Fractions

What is the first step to adding multiple fractions (3) with differenct denominators?

50. ## Econ

Would the investment demand curve shift right or left: (a) New wireless technology enhances the use of all sorts of electronic equipment, making such equipment more flexible and productive. (b) Federal and state governments, responding to near-record

51. ## math

Without finding the exact answer, select which of the following numbers is the best estimate of each sum or difference and justify your choices: -2/3 0 or 2/3 1/9 + 2/5 - 1/3 - 3/4

52. ## fin

The description should include how earnings are valued, how shareholder wealth can be maximized, and how management decisions affect stockholder wealth.

53. ## Astronomy

Why do widths/strengths of spectral lines differ between supergiant stars and main sequence? Does the density of gases in the outer layers play a part?

54. ## english hs aeneid question

can someone tell me the reason why Aphrodite and Hera were feuding? was it because they didn't want Aeneas to make to Italy?

55. ## psychology

what are the myths surrounding hunger and satiety?

56. ## MATH

if 64^3=4^x what is the value of x ?

57. ## physics

there's a equation for wavespeed=wavelength*f the wavespeed doesn't depend on the wavelength. Why not? if you double the wavelength, won't the speed increase as well. In my book, it says that v is unchanged. I don't understand