Questions Asked on
April 4, 2009

  1. English grammar check please

    If someone could check these sentences for me that would be great. sentence beginning with a present participle: Beginning with Tom's conviction, Jem's belief in justice and the basic good of humanity is badly damaged. sentence that begins with a past

    asked by Mike
  2. chemistry

    What is the solubility of M(OH)2 in a 0.202 M solution of M(NO3)2?

    asked by Anonymous
  3. Physics!!

    A car moving at 16.0 m/s, passes an observer while its horn is pressed. Find the difference between the frequencies of sound heard when the car approaches and when it recedes from the stationary observer. The velocity of sound is 343 m/s and the frequency

    asked by sophie
  4. science

    how old is a mammoth's tusk if there is only 25 percent C-14 remaining in the sample? a.5700 years b.11400 years c.17100 years d.22800 years

    asked by Angie
  5. science

    Which statement best explains why dating geologic materials from the Quarternary Period uses a different radioactive isotope than for materials from the cambrian Period? a. all rocks contain radioactive substances. b. some isotopes decay faster than

    asked by Angie

    Hello, I took my ACT test today, and I think I epicly failed the english part. The part where you had to correct the underlined sentence was really hard. I would narrow it down to 2 answers, but obviously only one can work. Both of them looked correct to

    asked by Chopsticks
  7. social studies

    What evidence shows that columbus was a poor administrator? how did his lack of leadership affect the taino?

    asked by anonymous
  8. calculus

    What is the distance from the point P(x,y,z)to the z axis? Explain your answer by graphing. can anyone explian it to me plezzz

    asked by mo
  9. English

    Rules of writing an essay?, And what are the main factors of an essay?, How to properly write an essay without an errors?

    asked by Aaron
  10. Accounting

    Identify some of Enron's conflict of interest with in: SPE activities Arthur Andersen's activities Executives activities; can somebody please tell me what they are wanting? Because I do not understand what they did.

    asked by A.W.
  11. history

    President Wilson convinced the Allies to a. divide the spoils of war among the victors b. accept his plan for the League of Nations c. make Germany pay heavy war reparations d. allow Germany to keep its overseas colonies B?

    asked by history
  12. philosophy

    Describe the historical developments of both traditional and modern ethics. What is the connection between the two developments?

    asked by Sandi
  13. chemistry

    Many ionic compounds have high melting points because a lot of energy is required to break the strong ionic bonds. So after breaking the ionic bonds, the ionic compound becomes a liquid. How do you explain why the ionic compound also has high boiling

    asked by jess
  14. Environmental Science

    1. How are carbon emissions related to the carbon that accumulates in the atmosphere? 2.How is carbon absorption related to the carbon that accumulates in the atmosphere? 3.What happens to carbon in the atmosphere when carbon emissions are equal to carbon

    asked by Matt
  15. Chemistry

    During fractional distillation of ethanol/water mixture, why can't pure ethanol be obtained (i.e. distillated contains a little water)?

    asked by candy
  16. Physics

    When a skydiver jumps from a plane and achieves terminal speed. Which quantity remains constant? (a) Momentum (b) kinetic energy (c) potential energy (d) both a and b (e) both a and c I say kinetic energy, am i right?

    asked by James
  17. Math

    Lianne has nineteen coins worth $1.45. Some coins are dimes & the rest are nickels. How many dimes does she have. I understand the D + N = 19 & the 10D + 5N = 145, but I don't understand how you'd subtract them from each other?

    asked by Laurie
  18. history

    pleases check this question for me What was the goal of the Selma March? a. to integrate bus terminal lunch counters b. to get more low-cost housing built c. to get voting rights legislation passed d. to abandon violent, militant tactics in favor of civil

    asked by history
  19. Geometry

    Business and finance. The following scores were recorded on a 200-point final examination: 193, 185, 163, 186, 192, 135, 158, 174, 188, 172, 168, 183, 195, 165, 183. (a) Find the mean final examination score. (b) Find the median final examination score.

    asked by Stephanie
  20. calculus

    A constant force of 60,30− pounds moves an object in a straight line from the point )0,0( to the point)10,10(−. Compute the work done.

    asked by mo
  21. Macbeth help again please

    hi there, in Act 1 Scene 6, Duncan says" See, see, our honored hostess! The love that follows us sometime is our trouble, Which still we thank as love. Herein I teach you How you shall bid God 'ild us for your pains, And thank us for your trouble. " He

    asked by Jenny
  22. 7th grade

    Does anyone know which has the highest elevation in Aruba is Hooiber or Mount Jamanota. I thought Mount Jamanota had the highest elevation point. But now I'm not sure.

    asked by Brooke
  23. physicss please help

    Suppose m1 = 9.52 kg, m2 = 11.99 kg and vf = 5.71 m/s. If v1i = 10.1 m/s, what was v2i

    asked by cbrown
  24. world news

    Is there anywhere I can look for 1: how eastern thought/philosophy affets the eastern nations/culture 2: what our western world is like in relation to eastern culture and how eastern thought is starting to leak into our wesstern culture 3: how the eastern

    asked by jana
  25. CHEMISTRY: polymers

    Polymethylpentene are there any safety concerns, toxicity concerns about the polymer? any environmently concerns? is the monomer toxic, is the polymer toxic?

    asked by Brad
  26. College Physics

    I need help with this question, A 4-ohm resistor is connected in parallel with a 6 ohm resistor. What is the total resistance of this pair of resistors? I know the answer is 2.4 ohms, but I don't know how to get it. Please help!!

    asked by Michael
  27. college

    what does reformat mean referring to an academic paper?

    asked by lisa
  28. Physics: true or false

    Doubling the amplitude of a wave will double the amount of energy the wave can transfer. A. True B. False

    asked by sophie
  29. physics

    Find the center of mass where m1 = 6.9 kg and m2 = 2.1 kg.

    asked by cbrown
  30. Science

    What is the average mass of the mixture of an element's isotopes?

    asked by Jillian
  31. Nutrition of the young child

    Why shouldn't unmodified cow's milk be given to an infant under one year old? A.Infants are able to digest only breast milk. B.It contains too much bacteria for young babaies to handle. can cause an upset stomach. D.Most infants are allergic to it. I

    asked by Cynthia
  32. science

    if two bumper cars collide and they both stop, how do you know a force has acted on them?

    asked by Alice
  33. 7th grade

    Are the physical geography and the physical characterstics of a place the same thing.

    asked by Brooke
  34. accounting

    In what segment did Enron start having operation difficulties? I think the segment that they started having difficulties was when they got greedy and decided to create Chewco in 1997. Am I right?

    asked by A.W.
  35. chem help please

    If 720 mL of 0.0165 M aqueous Al3+ and 300 mL of 0.0567 M aqueous Ca2+ are reacted, how many mol of Br- is produced? Al2(SO4)3(aq) + 3 CaBr2(aq) → 2 AlBr3(aq) + 3 CaSO4(s) my answer was .03564 mol of Br will be produced but the real answer is .0340

    asked by janice
  36. Accounting

    In what segment did Enron start having operation difficulties? I think the segment that they started having difficulties was when they got greedy and decided to create Chewco in 1997. Am I right?

    asked by A.W.
  37. 9th grade - Algebra???

    how do i turn the following equations into standard form? -14x = 24 + 18y y = 9/2x - 7/2 -3y = -6 + 6x -20/3 = 5y + -5x y = 3/2x + 5

    asked by Bethany
  38. college

    Write a 350- to 700-word paper in APA format describing two approaches or indicators to measuring patient outcomes. Measuring the quality of care is essential to being able to identify which areas of patient care need improvement. A positive patient

    asked by Tammy
  39. English essay - Check

    I haveto write 3 sentences that begin with subordinating conjunctions (including correct use of comma). The words in caps lock are my, but is it right if some sentences don't have comma's? 1. ALTHOUGH THE themes of murder, law and justice, and family

    asked by Mike
  40. grade seven

    Does anyone know where I can find the relative location of Aruba. Does 12 degrees North latitude of the equator and 18 miles off the coast of Venezuela sound correct.

    asked by Brooke
  41. Science

    What are some examples of highly reactive elements? What element is often found in common cleaning products?

    asked by Jillian
  42. Biology

    What is the name of organisms that EXCLUSIVELY use cellular respiration to break down glucose to produce ATP. What are three examples of the cells that can do this?

    asked by Amy
  43. health care

    Hello, I really need help in revising this paper. hope to receive help from someone soon. Thank you. The US Institute of Medicine defines quality as the "degree to which health services for individuals and populations increase the likelihood of desired

    asked by Rimmy
  44. Physics

    A 100 watt lamp glows brighter than a 25 watt lamp. What do you know about the resistences of these two lamps. How can you increase their power.

    asked by Michael
  45. Math

    Business and finance. The following scores were recorded on a 200-point final examination: 193, 185, 163, 186, 192, 135, 158, 174, 188, 172, 168, 183, 195, 165, 183. (a) Find the mean final examination score. (b) Find the median final examination score.

    asked by Stephanie
  46. Trig/Math

    To find an angle where you have the opposite and adjacent which formula do you use? Sine, Cosine, Tan? and how do you find the inverse?

    asked by Aaron
  47. Economics

    why do the conditions characteristic of competitive markets normally lead profit maximizing firms to make choices about resource use that lead to an "efficient" allocation of resources.

    asked by Adam
  48. Math-14

    Find three consecutive integers such that the square of the sum of the smaller two is 144 more than the square of the largest.

    asked by purpletree
  49. English

    1) I heard him say that... Please explain the grammar rules for "say" (present tense) after the word "heard". 2) A Economic Development Board survey... Why is it "a" not "an"? Is it because it is "a survey"? 3) A historic moment... I have seen some books

    asked by anne
  50. government and politics

    what is a superlobbyist?

    asked by Kerrie
  51. geography

    Why does the flag of Kenya have a shield on it? thanks

    asked by Noah
  52. geography

    Sorry i forgot to add this bit about kenya. what food do they eat. what clothes they wear and how much money do they have. thanks for the help

    asked by Noah- again
  53. 4th grade math

    What is exponential notation

    asked by brandy
  54. Social studies

    Can you help me answer this question: Could columbus have done anything to halt the exchange of disease between the taino and the Europeans? thank

    asked by jared
  55. English

    No charge does it mean free example: Art Gallery of Queensland - No charge please help

    asked by Cyrus
  56. ethnic groups

    I need to write an essay on a eth!@#$%^&roup. Does anyone have a good idea on an ethinc group?

    asked by anonymous
  57. physics

    Shaking a towel up and down would create what type of wave in the towel? A. Transverse

    asked by sophie
  58. physics! help!

    For incomplete cancellation to occur, opposite pulses must have A. equal amplitudes B. different energies C. equal pulses D. equal displacements is it B??

    asked by sophie
  59. Math-18


    asked by purpletree
  60. Literature:)

    I was here on Thursday with the same question and I still need help. Why would you favor arranged marriages? Why would you object to it?

    asked by Mrs. Cena be the name:) :)
  61. history

    please check these: To help improve conditions for migrant farm workers, Cesar Chaves organized a. a march on Washington b. a suite in the Supreme Court c. consumer boycotts of produce picke don nonunions farms d. the Mexican American Legal Defense and

    asked by history
  62. 4th grade math

    What is exponential notation

    asked by brandy
  63. Math

    f(x)= x2 (2=squared, how to graph this? how to solve this? f(x)= 3x-3 g(x)= 2x-5 f(4)=? f(5)=? g(3)=? g(4)=?

    asked by Aaron
  64. entrepreneuship

    Where to find sites to research relocation of existing business

    asked by Anonymous
  65. Health

    what role do health care worker play in determing quality care

    asked by Courtney
  66. art

    why should Leonardo Da Vinci be a hero of the imagination?

    asked by help please
  67. Polymers

    Is polymethylpentene flammable? Does this chemical effect our health in anyway?

    asked by Brad