# Questions Asked onJuly 1, 2008

1. ## chemistry

I'm asked to write the molecular, ionic, and net ionic equation. Then, I'm supposed to provide an explaination of conductivities observed. Below I have written only the net ionic equation and a brief explanation I think of the first two conductivities

2. ## chemistry

I have been staring at this one for awhile now... I would so appreciate any help on approaching this problem! A certain sample of coal contains 1.6 percent sulfur by mass. When the coal is burned, the sulfur is converted to sulfur dioxide. To prevent air

3. ## Torque

Not sure how to draw the diagram to this, or quite how to solve b and c: Several math students are taking a break from their studies by visiting a playground. One student pushes the others on a merry-go-round. The diameter of the merry-go-round is 3.0 m,

4. ## physics

I have no clue: Two parallel plate capacitors have circular plates. The magnitude of the charge on these plates are the same. However, the electric field between the plates of the first capacitor is 2.2 x 10^5 N/C, while the field within the second

5. ## English

1. Fish soon go bad in hot weather. 2. Fish soon goes bad in hot weather. 3. Fish soon go bad in the hot weather. 4. Fish soon goes bad in a hot weather. Which expression is grammatical?

6. ## English

If she does not correct her behavior or we do not hear from her for apology by post to us in 7 days from the date of this letter, we shall report it to police accordingly. The above is a part of content in warning letter, pls me to check if it is correct

7. ## math

Systems of equations can be solved by graphing or by using substitution or elimination. What are the pros and cons of each method? Which method do you like best? Why? What circumstances would cause you to use a different method?

8. ## English

1. They were standing in a row. 2. They were standing in two rows. 3. They were standing in line. 4. They were standing in a line. 5. They were standing in two lines. Which ones are correct? What is the difference between 'row' and 'line'? Do they have the

9. ## Dot Product

Verify using an example that Vector a • (Vector b • Vector c) = (Vector a • Vector b) • Vector c is not true. Explain your reasoning both numerically and by using the definition of the dot product. I am very confused as to what this means?! Thanks

10. ## Physics

A passenger on a train traveling 90km/h on a straight, level track notes that it takes another train (180 m long and moving with constant velocity) 4.0s to pass by. What is the velocity of that passing train relative to the ground? **please include

11. ## Pre-Calculus/Calculus

I am too embarassed to ask this Calculus (really pre-calculus) question in tutoring, because I know I should know. Is the inverse of f(x)=3x-1 actually f(x)=1/3x+1? How do I find it? What if it asks the same equation replaced with f to the -1 power (x)? I

12. ## English

1. Let's take a rest. 2. Let's take some rest. 3. You should get some rest. 4. You should get a rest. 5. You should rest for a while. Are they all grammatical? Which ones are frequently used?

13. ## Film And Arts Appreciation

What is the meanings of 7 principles of oganization and artistics elements?

14. ## mathematics

How many mg of medication would you give a 125 lb person, if you should give 30mg for every 5 pounds?

15. ## algebra

I do not think that this has a solution, is that correct? (y-3)/(y-6)=3/(y-6)

16. ## Calculus

What does this mean? For any vector Vector a find Vector a × Vector a. Explain why (this is cross product stuff). Thanks

17. ## literature novels

If you consider The Call of the Wild to be an allegory, which one of the following statements would be true? A. Judge Miller represents the primordial condition. B. Buck represents some characteristic of humanity. C. John Thornton represents the civilized

18. ## algebra

Find the LCM 10b^6 c^6, 5b^5 c^4, 14b^3 c^7 What is the LCM? I came up with 70(b^6)(c^7) Did I do this correctly? Thank you

19. ## Algebra

3x-27/55÷x-9/15x my answer is =3(11x^2-4)/11x is this correct.

20. ## algebra 2

factor completely: 1. x^4 + 11x^2 - 80 2. x^2 + 12x + 36 - 9y^2 3. x^3 - xy^2 + x^2y - y^3 4. (x-3)^2(2x+1)^3 + (x-3)^3(2x+1)^2

22. ## bio

Why is nitrogen fixation necessary? How is it accomplished in nature? How can soil nitrogen be supplemented for agriculture?

23. ## PE

Not exactly a question but still considered as homework i need help with. Thanks in advance for answering if you do, its a great help. Ive been given a task to survey people about excercise and fitness. The answers don't have to be long but please atleast

24. ## Algebra

Suppose you are in the market for a new home and are interested in a new housing community under construction in a different city. The sales representative informs you that there are two floor plans still available, and that there are a total of 56 houses

25. ## ethn: Need info please

please direct me to some to the websites where I can get information for the question beloow: Leaders of the civil rights and black power movement and their contributions to their respective causes. How did these social pioneers forge the way for this

26. ## algebra

Can someone let me know if I hve the correct answer? Divide and simplify (x^2-16)/(49x+196)÷(x-4)/28 I came up with the answer 28/49 is this correct or can it be simplified more?

27. ## Algebra 1

(x+19)(x-7)(x+17)>0=-19

28. ## algebra

6x^3/36x)*(49v^4/7v^2) =[(6/36)*(x^3-1)]*[(49/7)*(v^4-2)] =[(x^2)/6]*(7v^2) =(7v^2x^2)/6 Is this the right answer? I feel like I missed something.

29. ## science

Name the fluid connective tissue and give its functions?

30. ## algebra

I am having trouble with this. Add (simplify if possible) (x^2 + 11x)/(x^2 - 3x) + (x^2 - 6x)/(x^2 - 3x) I actully came up with two possible answers. (2x+5)/x-3 and (2x^2-5)/x-6x I'm not sure which answer is correct.

31. ## algebra

What roots does x^3 - 6x^2+3x-10 have?

32. ## Algebra 1

x^2-5x=-10= x=5+i sqrt15/2,5-i sqrt15/2 Did I get this right.

33. ## accounting

the question to natalie is not business. it has to be either one of the following: Natalie works in Yoing Women's fashions in a department store. Within this department she specializes in knitware. This is an example of which of the following departmental

34. ## Sociology

Functionalists, including Durkheim, argue that deviance can increase social stability in which of the following ways: a. by clarifying society's norms b. by creating social cohesion c. by affirming the collective identity of the group when deviants are

35. ## criminal justice

what is chain of evidence?

36. ## English

I have to write an essay for class. The topic is: Is too much emphasis placed on grades in our system? Explain. Is this a strong or weak thesis? Our educational system is to mandated when it comes to grades.

37. ## Algebra

I have a math problem that I can't quite figure out. I know the answer is one of two that I've gotten, can you help me please. sqrt64/y^2 =8/y or 8/y^2 Thanks so much!

38. ## Soc 120

I need help finding information about Social inequality and minorites in the united states. I am having no luck. If you could help that would be appreciated

39. ## English

A great way to get to Vancouver, British Columbia, is by train. Thank you for your reply, but I am still confused a bit. Is 'train' the SIMPLE subject or "way" or even Vancover, BC? get'Thank you, Chris

40. ## English

1. His dream came true. 2. His dream was realized. 3. His dream realized. Which one is correct between #2 and #3? 4. Laura looks pretty in a pink dress. 5. Laura in a pink dress looks pretty. Which one is correct between #4 and #5? Are both OK? Which one

41. ## English

What is the meaning of 'cyber'? Is it originated from 'cybernetice'?

42. ## Math

ã4:(3) * ã2:(5) is the answer ã8:(15) ?

43. ## Algebra 1

3x-27/55÷x-9/15x my answer is =3(11x^2-4)/11x is this correct.

44. ## mathematics

How many miligrams of PNC would you give a 355lb person, if you should give 40mg for every 20 pounds?

46. ## english

make sentences-wheezily, authentic, musty,disillusioned.

47. ## physics

optical fibres

48. ## International Economics

Describe the driving business forces in both the foreign and domestic environment

49. ## Algebra 1

(x+19)(x-7)(x+17)>0=-19

50. ## Ancient Egyptians

Does anyone know more stuff about the everyday life and food of the Pharaohs and if possible can someone find me a rescipe for one of their foods.

51. ## Algebra

Multiply. [c+1/5][c+1/5]=c^2+2c/5+1/25 Simplify the answer, is this correct

52. ## algebra

Find the LCM 10b^6 c^6, 5b^5 c^4, 14b^3 c^7 What is the LCM? I came up with 70(b^6)(c^7) Did I do this correctly? Thank you

53. ## ecology

Identify a viewpoint given in the video that highlights the importance of biodiversity. Do you believe that every species is connected to one another as expressed in the video? Why or why not?

How can this be proven! I have tried so many ways! PLEASE help! Verify using an example that Vector a + (Vector b • Vector c) = (Vector a • Vector b) + Vector c? Explain your reasoning.

55. ## Algebra 1

SUBTRACT THE POLYNOMIALS. (-9a^2+9a+4)-(7a^2+4)=-16a^2+9a Help please and let me know if this correct.

56. ## geometry

solve 30-60-90 degree trianlge FGH with short leg FG, F(7,5) and G(19), find the coordinates of the four posible points for H

57. ## algebra

is it even odd or neither 3x=|y|

58. ## critical thinking

What fallacies, if any, are present in the following passage? Can you please give reasons for your answer, that is, if you say that a fallacy has been committed, then show where the fallacy occurred, and explain why you think it is a fallacy? Background:

59. ## algebra

I am having trouble with this. Add (simplify if possible) (x^2 + 11x)/(x^2 - 3x) + (x^2 - 6x)/(x^2 - 3x) I actully came up with two possible answers. (2x+5)/x-3 and (2x^2-5)/x-6x I'm not sure which answer is correct.

60. ## Algebra

Use the foil method to find the product. (4x^6-7)(x^8-4) this is the answer that I got:4x^14-7x^8-16x^6+28

61. ## English

On a test, my son was given this question: People waiting for passsenger arrivals paced back and forth, which showed their anxiety. Adjective or Adverb Clause? He choose adjective because of the 'which' and because he felt it was modifying 'people waiting

62. ## algebra

Evaluate 120 cal/g„ªƒn4 g

63. ## English

When do I use the terms to/too? Please give me an example.