# Questions Asked onFebruary 27, 2009

1. ## math

what did they call the duck who became a test pilot

2. ## Organic Chemistry

Benzene is often produced as a by-product during the synthesis of phenylmagnesium bromide. how can its formation be explained? Write a balanced chemical equation for the formation of benzene.

3. ## Organic Chemistry

What product is expected from the reactino of fumaric acid (trans-2-butenedioic acid) with 1,3-butadiene?

4. ## Spanish

Can someone please check my work? These students are at school. Put the senence in the correct order using the correct form of the verb ir. 1. Sandra y Pablo/gimnasio (ir) Sandra y Pablo van al gimnasio. 2. yo/todos los dís/a la escuela (ir) Yo estoy a la

5. ## Science/Math

If a barrier island that is 1km wide and 10km long loses 1.5 m of its width per year to erosion by a longshore current, how long will the island take to loose one-fourth of its width. Please show step by step how to work this problem. Thank you

6. ## College Math

A cooler contains 7 cans of cola: 6 regular colas and 4 diet colas. If 3 cans of cola are selected at random, what is the probability that 2 cans of regular cola and 1 can of diet cola are selected?

7. ## Algebra

Solve the system of equations using substitution. x + 4y = -5 3x - 8y = 45 When I tried to solve it, I got x=-17 and y=-3. When I plugged these into the first equation, it didn't work out at all. Could someone please show me the steps so I can see where I

8. ## Microeconomics

How and why the developments discussed in the Wall Street Journal Story below affect the elasticity of demand for the flat screen TV’s produced by an individual firm such as Sony or Panasonic. Want a flat-panel TV with that tool belt? Home-improvement,

9. ## calculus

Use integration by parts to evaluate the definite integral. Intergral: xsec^2(6x) dx I set u=sec^2(6x) and dv=x, but the problems seems to get harder as I go on.

10. ## organic chemistry

If, by mistake, a chemist used 100% ethanol rather than diethyl ether as the reaction solvent, would the Grignard synthesis still proceed as expected?

11. ## Math

In hockey, 6 players from each team are on the ice at a time: 1 goalie, 2 defence men, and 3 forwards. A school hockey team has a total of 17 players: 2 goalies, 6 defensive players, and 9 forwards. A) How many of these starting line ups include Sam, one

12. ## Algebra

Find three ordered pairs (a,b) that satisfy the equation 3a - 5b = 9. So far, I got (3,0). I'm having trouble finding others. Does anyone have suggestions on other easy ways to find ordered pairs besides guess-and-check? Thank you!

13. ## physical science

the wavelength of an electromagnetic wave is ____________. a. directly proportional to its frequency b.inversely proportional to its velocity c. inversely proportional to its frequency d. none of the above

14. ## Physics

Three men 4, apart are carrying a heavy load on a pole. Two are one end of the pole and the third is at the other end. Where should the load be placed so that each man gives equal support?

15. ## Introduction to logic

I need help on Quantifier logic problems? Using the symbolization key given, symbolize each sentence in QL. Universal Discourse: animals Dx: x is a puppy Hx: x is lost Tx: is a Terrier Fxy: x can run faster than y r: Tim 1.No puppy can run faster than Tim.

16. ## com 150

I have answered all of the questions and need help with some of the explanations. Please help. 1. A Sentence A is better because the word activist is plural so therefore I think the word have is singular. Subject and verb agrees with each other 2. B

17. ## Math

Find the median of the following set of numbers. 45, 14, 56, 14, 66, 64

18. ## Physics - one last time

A forearm with a mass of 1.2kg supports a put with a mass of 5.44 kg. The forearm is 0.050m long; it's perpendicular to the arm is 0.35m long, the center of gravity is at 0.15m from the elbow. Find the force exerted by rhe biceps and the force on the elbow

19. ## Algebra

Height difference. A red ball and a green ball are simultaneously tossed into the air. The red ball is given an initial velocity of 96 feet per second, and its height t seconds after it is tossed is -16t2 + 96t feet. The green ball is given an initial

20. ## math/algebra

Compounded semiannually. P dollars is invested at annual interest rate r for 1 year. If the interest is compounded semiannually, then the polynomial P(1+r/2)^2represents the value of the investment after 1 year. Rewrite this expression without parentheses.

21. ## Debating

PLEASE HELP ME! What is a Space Program? Define. I Have a debating topic that needs me to define that. I have googled but I can't find anything. If you don't know then please show me a list of alternate search engines. Thanks Minerva

22. ## Music Literacy

1. The second order is to know the beat and rhythm of the song. This means clapping and waling to the beat and rhythm. It also means mapping out the rhythm as a class exercise on the board using the abbreviated notation as demonstrated in the video clip.

23. ## science

A ? is a channel along which water is continually flowing down a slope

one method that the sumerians used to survive and overcome the limitations of their geographical enviroment was?

25. ## physics

no matter how many different ways i try to solve this, i cannot end up with the answer my textbook is providing me with 38m, 17m/s... A car travelling at 40km/h accelerates at 2.3m/s^2 for 2.7s. How far has it travelled in that time? What is its final

27. ## calculus

A MANUFACTURE OF LIGHTBULBS HASS SAMPLED 40 BULBS IN ORDER TO DETERMINE THE POPULATION MEAN LIFE OF THE BULBS. tHE SAMPLE MEAN WAS 1200 HOURS WITH A STANDARD DEVIATION OF 100. tHE MANUFACTURER WOULD LIKE TO KNOW, WITH 95% CONFIDENCE, THE INTERVAL VALUES

28. ## Chemistry

What is the reducing agent in the forward reaction? H2O2(aq) + 2 HI(aq)--->2 H2O(l)+I2(s) Since H2O2 can be both a reducing and oxidizing depending. I am confused on what is the reducing agent. Can someone please explain.

29. ## CRT 205 - Anonymous

Your post was removed. Once you write up YOUR THOUGHTS, please re-post, and someone here will be happy to comment.

30. ## HIT

Dr. Bob's computerized records have been compromised by a hacker, resulting in damages to patients. Which of the following is most true? A. Dr. Bob may be liable if he didn't have proper firewall or other protections. B. Dr. Bob won't be liable. C. Dr. Bob

31. ## College Algebra

An employer has a daily payroll of \$1225 when employing some workers at \$80 per day and others at \$85 per day. When the number of \$80 workers is increased by 5% and the number of \$85 workers is decreased by 1/5, the new daily payroll is \$1540. How many

32. ## MATH

Oh no! I just realized that I just had a test and for example 2sinx-sinx-1. If I answered theta = *whatever whatever... instead of x = *whatever and my teacher decides to deduct half marks for each question I do, what are some points that I can argue? This

33. ## world history

which social condition was emphasized during the renaissance

34. ## Math

Subtract: 7/9-(-13/18)

35. ## Grammar

Can I please get explanations on the folling questions Subject-verb agreement 1a. Did you know a famous animal-rights activist has criticized horseracing because of the dangers involved? 1b. Did you know a famous animal-rights activist have criticized

36. ## calculus

f(x) = cos(x) - (cos(x))^2 for -pi is less than or equal to x is less than or equal to pi 1) x-intercepts? 2) x and y coordinates of all relative maximum points? 3) intervals on which f is increasing? then i have to sketch f, so tips on doing so would be

37. ## integrated algebra

Find the positive root of 2x^2-5x-5=0

38. ## Algebra 1-A

how do you graph x square minus four x plus five equals zero

39. ## biology

What is the role of Frc-2,6 bis phosphate in Glycolysis and Gluconeogenesis?

40. ## Math Course

I was thinking about math courses for next year, and I do not know what I'm going to take. What is the differences between Alg 3 and Advanced math? And also, and does Trig involve? And I'm too scared of calculus to take it.

41. ## CRT205 Quiz

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion

42. ## English

How do you footnote correctly for an essay.

43. ## Political Studies

the greens family they had 8 people plus 2 they r going to disenyland they have \$3.40 and each person cost 38 cents will they hav enough money to go to thier destionation please explain

45. ## calculus

evaluate the indefinite interval: x sec^(2)(9x) dx i know u=x du=dx dv=sec^(2)(9x) and v = 1/9tan9x....but i don't know where to go from there much help is appreciated

46. ## biology

What is the role of Frc-2,6 bis phosphate in Glycolysis and Gluconeogenesis?

47. ## math - question

Why are there always at least two solutions in quadratic equations?

i need help creating acrostic puzzles for the 6 differant land biomes.

49. ## English

Can someone please tell me if these two sentences are subordinating conjunctions, I think they are: Additionally, I remember a time when the sports world was honest, and drug-free. the 2nd one is: And I bet I can still hit it across that fence in your back

50. ## English

I need help with a thesis statement with the essay that Steven Pinker wrote called The Moral Instinct.

How do you multiply polynomials ?

9.3 X 10^-5

53. ## Poetry

Hi, I wrote this poem and I was wondering if someone could please edit it for me? Thanks In my dreams, creeps up a guy, Mysterious he is; as I know him not. He smiles and I gaze-with a heartfelt sigh, Daydreaming often of a true love knot. His face

54. ## Algebra

(2y+1)/(y^2-y-6) ruling out value for y. which numbers can not be used in place of (y).

55. ## Math

Multiply: (4) (-3/2)

56. ## Math

Find reciprocal of: 1/7 (-3-7)

57. ## marketting and branding

just failed a 3000 word essay on marketting and branding. I don't think I should have failed as I feel I covered most areas and submitted a good piece of work. can I ask for this to be double checked

58. ## French

What does "un surv¨ºtement" mean in english?

59. ## college intro chemistry

Give an example of a hydrophobic group and a hydrophilic group in triarity proteins.Thanks so much.ps. I have collogen but I do not know which type it is Sport

60. ## chemistry

why do lemon juice keeps apple slices from turning brown? thanks.

61. ## Math

Evaluate: /-39/-/-18/

62. ## Math

(3^3)^2 _________ 3

63. ## college level algebra

I need to explain why subtracting a negative is like adding

64. ## Science

I was just wondering: is it possible to sleep and not dream?

65. ## MATH

9.3 X 10^-5 This is a question...

66. ## Math

I am trying to find the percentages of different numbers. How do i find them? for example 83%of 6

67. ## English

Hi! I could use some help. I am writing a photo essay and my theme is peace love and happiness. So I need to find pictures that show them. I need help finding pictures that show peace. I can not find any good ones. Please help me! I have checked google but

68. ## Math

Find the slope of the line that goes through the given points. I think I got it, but want to be sure! Thanks :) (3,-2),(-1,-6)

69. ## physics

why is the color of the sky orange during sunrise and sunset? --pls help me on here-- thanks :)

70. ## Math

(3y^8)^4 _________ (2zy^2)

71. ## chem

Does anyone know a website that will help me identify the physical properties of compounds, elements, and mixtures? For example, describe the physical characteristics of mercury (liquid).

72. ## Math

What is the Riemann Hypothesis? I've looked it up on Google but don't completely undestand it. -MC

73. ## Algebra 1

I need a page of the numbers 1-50 on a sheet that shows their square roots, I could not find any websites so if you please could help it would be very appreciated alot.

74. ## critical thinking

What if a person whom you did not know made a prejudicial rhetorical statement towards you?

75. ## anonymous

aeyteouucr. unscramble it

76. ## Math

Find Reciprocal of 1/3 (9-4).

(4/3)^-2