Questions Asked on
December 16, 2007

  1. math

    what is the answer to the riddle "why is it good to play cards in a graveyard"

    asked by Anonymous
  2. physics

    a collapsible plastic bag contains a gluccose solution. If the average gauge pressure in the atery is 1.33x10^4Pa, what must be the minimum height h, of the bag in order to infuse gluccose into the artery? Assume that the specific gravity of the solution

    asked by Anonymous
  3. Math

    Statistics Help Space shuttle astronauts each consume an average of 3000 calories per day. One meal normally consists of a main dish, a vegetable dish, and two different desserts. The astronaus can choose from 10 main dishes, 8 vegetable dishes, and 13

    asked by Karinna
  4. chemistry

    explain why the pure solvent shows a level horizontal curve as solidification occurs, but the curve for the solution slopes downward slightly. ??

    asked by christianne
  5. Physics

    What force would you have to exert on a 326-N trunk up a 19.0° inclined plane so that it would slide down the plane with a constant velocity? What would be the direction of the force? (The coefficient of friction between the plane and the trunk is 0.328.)

    asked by Jane
  6. physics

    a cowboy at a dude ranch fills a horse trough that is 1.5m long, 60cm wide, and 40cm deep. He uses a 2.0cm diameter hose from which water emerges at 1.5m/s. How long does it take him to fill the trough? (150cmx60cmx40cm)/((pi)(2cm)^2(150cm/s))=191 sec

    asked by Anonymous
  7. physics

    (a)If the wind blows at 30m/s over the roof of your house, what is the pressure difference at the roof between the inside and outside air (b) What net force does this pressure difference produce on a roof having an area of 175m^2? I have no clue how to

    asked by Anonymous
  8. To Jessica

    Sorry, but I made two errors. Monocalcium phosphate is monocalcium monohydrogen phosphate which is CaHPO4. The Ca is +2, H is +1, and PO4 is -3 so the +3 and -3 balance. And Bob Pursley did NOT suggest that name of monocalcium dihydrogen phosphate, he was

    asked by DrBob222
  9. think critically

    crossword challenge 3 letter word a pen pal?

    asked by dennis
  10. Science

    A cross of a black chicken with a white chicken produces all speckled offspring. This type of inheritance is known as.....

    asked by Elliott
  11. Chemistry

    i don't understand electron affinity and it isnt in our text book at all and we have a test over it tomorrow...can someone help me???

    asked by Taylor
  12. HUM 130

    1. What is a denomination—specifically a Christian denomination? 2. Which denominations are included in Christianity?

    asked by dawn
  13. HUM 130

    What are the central beliefs of Islam, and how are they reflected in the "Five Pillars” ? Which of the Five Pillars do you feel would be easiest to fulfill, and which would be the most challenging? Why?

    asked by dawn
  14. Urgent Needs Physics Help

    Ok, so I am doing this paper on the physics mistakes in Willy Wonka and the Chocolate factory. To prove that the everlasting gobstopper defies the laws of physics, I wanted to use Zeno's paradoxes to do so. But are his paradoxes correct? There are theories

    asked by Desperate--REPOST
  15. SCI 275

    What are some challenges with using and managing these alternative, renewable energy resources. these are Wind power, solar energy, and biomass. Nonrenewable energy resources include coal, oil, and natural gas. Describe three common challenges with

    asked by dawn
  16. physics

    ok so I really don't get 2d collisions and I thought I knew how to do this one but I have no idea: A 104 kg baseball player jumps up verticlly to catch a baseball of mass .254 kg traveling horizontally with a speed of 28.6 m/s. If the vertical speed of the

    asked by Ty
  17. Algebra II

    Describe the system 6x-2y=10 and 9x-3y=8 as consistent and independent, consistent and dependent, or inconsistent. Explain. I don't know how to do this one

    asked by Jon
  18. geography

    i am so stuck and it's stressing me out cos i just can't do geography. does anyone now how ash and lava volcanoes are formed?? Or can anyone give me any useful sites that will help me with this question??? Thanks

    asked by kirky
  19. Math

    Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2

    asked by Need help
  20. French

    Are the following sentences, which are in French, grammatically correct? 1. Les films sont merveilleux. 2. Les hommes sont gros. 3. Les pieces sont merveilleux. 4. Les poixxons sont frais. 5. Les murs sont epais. 6. Les garcons sont heureux.

    asked by anonymous
  21. math

    3 1/2 x 5/6 x 3 2/5 3x2+1=7/2 6x2+5=17/5 7/2x5/6x17/5 = 596/60 = 59 5/12 Is this right? I feel like I am doing something wrong.. thanks

    asked by Kim
  22. Chemistry

    How can I tell whether something is a weak, strong, or non-electrolyte? I know non-electrolytes do not ionize, strong almost completely ionize and weak only partially. But how would I be able to tell? Like, something like KOH is a strong electrolyte

    asked by Raj
  23. Physics and the movies

    Would A.I. and Pearl Harbour be good movies to analyze for physics mistakes?

    asked by Loves physics
  24. chemistry

    ARe these chemical formulas correct? monocalcium phosphate: CaPO4 sodium phosphate: Na3PO4 calcium carbonate: CaPO4 Calcium Chloride: CaCl2 Magnesium Sulfate:MgSO4 monopotassium phosphate:KPO4

    asked by jessica
  25. physics

    a 75kg skater is travelling at 15m/s stops suddenly on the ice. If the ice is at 0 degrees and it is assumed that all of the skaters energy is converted to heat, how much ice does he melt? (latent heat of fusion for water is 3.3x10^5 J/kg)

    asked by Nick
  26. Chemistry

    I'm struggling with this homework question: Draw all possible isomers you can for C4H8O2. So far I have three esters and butanoic acid, is that correct? I'm not sure if I completely understand this question.

    asked by K
  27. human risk assessment

    Calculate the average daily dose (ADD) for each route of exposure. Parameter Average Units Distribution TCE concentration in water 225 ug/L Uniform 183 - 267 ug/L Water intake 0.87 L/day Normal Mean: 0.87 L/day 95th percentile: 2 L/day TCE concentration in

    asked by Thano
  28. Social Studies

    between j.p. morgan, john d. rockefeller, cornelius vanderbilt, and andrew carnegie, who's business is a example of horizontal integration

    asked by Natalie
  29. physics

    ok so I really don't get 2d collisions and I thought I knew how to do this one but I have no idea: A 104 kg baseball player jumps up verticlly to catch a baseball of mass .254 kg traveling horizontally with a speed of 28.6 m/s. If the vertical speed of the

    asked by Ty
  30. URGENT Needs Physics Help

    Ok, so I am doing this paper on the physics mistakes in Willy Wonka and the Chocolate factory. To prove that the everlasting gobstopper defies the laws of physics, I wanted to use Zeno's paradoxes to do so. But are his paradoxes correct? There are theories

    asked by Desperate
  31. Social Studies

    Where can I find a simple description of the difference between democratic party vs. republican party? I am 10 and just learning about politics.

    asked by CK
  32. Movie physics

    I need to come up with a movie that defies the laws of physics, at least three different times, and has a good way/enough information to prove that they are wrong. Can anyone think of a good movie? Armageddon, Star Wars, is taken.

    asked by Loves physics--REPOST
  33. SCI 275

    Nonrenewable energy resources include coal, oil, and natural gas. Describe three common challenges with managing nonrenewable energy resources.

    asked by dawn
  34. physics

    work & energy homework problems: please help me =] my teacher is bad a teaching how to do stuff =/ 1)A 5.000kg plastic ball moves with a velocity of 10.00 m/s x. It collides with a second plastic ball of mass of 10.00kg at rest. The collision is completely

    asked by alissa
  35. science

    what are the chemical formulas for calcium phosphate, calcium carbonate, and potassium phosphate?

    asked by jessica
  36. julius caesar

    1. What is the Shakespearean tragic flaw? How did this apply to Caesar? 2. Give three reasons why Brutus was not honest when he stated that he killed Caesar for the good of rome.

    asked by unknown
  37. World Lit.

    Who is Ernst Gobel,. and what was his place in the Holocaust and WW2?

    asked by kalimah
  38. think critically

    a grumpy ocean dweller?

    asked by dennis
  39. HUM 130

    What are the central beliefs of Islam, and how are they reflected in the "Five Pillars” ?

    asked by dawn
  40. Physics

    Consider a spaceship located on the Earth-Moon center line (i.e. a line that intersects the centers of both bodies) such that, at that point, the tugs on the spaceship from each celestial body exactly cancel, leaving the craft literally weightless. Take

    asked by Lindsay
  41. Poetry

    Why are the following words significant to the poem, "The Love Song of J. Alfred Prufrock"? Etherized Tedious Insidious Formulated Malingers Obtuse Morning Coat Digress If I knew what the answer is or any idea on how to answer this question, I wouldn't be

    asked by Anonymous
  42. Physics

    In 39.0 s, a pump delivers 549 dm3 of oil into barrels on a platform 22.0 m above the pump intake pipe. The density of the oil is 0.82 g/cm3. (a) Calculate the work (kJ) done by the pump (b) Calculate the power (kW) produced by the pump W = Fd --> W = mad

    asked by Kyle
  43. Physics

    Suppose that the ratio of the Moon's mass to the Earth's mass is given by 1.200E-2 and that the ratio of the Moon's radius to the Earth's radius is given by 2.700E-1. Calculate the ratio of an astronaut's Moon-weight to Earth-weight. Now it seems like this

    asked by Lindsay
  44. Physics

    There are two ways to find how much work is done voercoming friction. One method entails knowing the force overcoming friction. What other calculation could be done to find this wasted work?

    asked by Hayley
  45. HISTORY

    WHICH TEAMS WILL TRAVEL TO A BORDERING STATE TO PLAY THEIR GAME

    asked by ASZHA
  46. literature

    the label detective novel is an example of

    asked by angel
  47. Science

    Why a match that has been lit will not re-light? please include the energy source in your answer.

    asked by Aurora
  48. english

    I am suppose to come up three meaningful catergories for the topic; hairstlyes. What would be an example of one of these?

    asked by Tabby
  49. HUM 130

    I'm having a little trouble finding information about societal and cultural influences in the Hinduism religion. I looked through the sites that were previously given in questions that were asked but didn't see much in the way for the information I need.

    asked by Jen
  50. math

    haylee is geting a job for moing lanws her dad lowns her 190 dollars to by a lawn mower. when she startes she is in depth 190 dollars. in week two she is in depth 70 dollars. how did she get to be depth 70 dollars

    asked by david
  51. Math

    Consider the matrices P = 3 1 1 3 and S = 4 2 2 4 Calculate P^n and S^n for different values of n and describe any patterns you observe. I cannot find any patterns at all. I would really appreciate any help at all. Thanks!

    asked by Cassandra
  52. AP Chem

    I am really having a hard time with this question. Which of these compounds will exhibit optical isomerism? Show why. a) CH3CH2CONHC2H5 b) CH3-CH-NO2 CH2-COOH i don't even know where to begin.

    asked by Christopher
  53. economics

    On the aggregate demand graph if aggregate demand increases does the bar move left or right?

    asked by Tabby
  54. art

    Which artist was least successful in his lifetime? Rembrandt, De la Tour, Rubeens, or Vermeer? I think it was Vermeer.

    asked by Tabby
  55. Physics

    A constant net force of 406 N, up, is applied to a stone that weights 33 N. The upward force is applied through a distance of 2.4 m, and the stone is then released. To what height, from the point of release, will the stone rise? Net force = ma W = mg PE =

    asked by Jared
  56. english

    What are expository writing purposes? For example, I have to write 2 expository writing purposes on a historical figure.

    asked by Tabby
  57. English

    I need book reviews of "Carrie"

    asked by Dustin
  58. English

    Can some one please check this assignment for me. I would certainly appreciate it Thanks Danielle Argument Evaluation Answer the following questions for each argument, making sure to explain how you arrived at your answers. o Do the premises sufficiently

    asked by DANIELLE
  59. math

    how do you do 2to the power of 0times2to the power of 5 times 2 to the -power of 2

    asked by sara
  60. STATISTICS

    Here is the problem: (A) Select a random sample of 30 student from our population (we have a data entry to get the sample from). At the 0.05 level of significance is there evidence that the average travel time is greater than 45 minutes? (B) What

    asked by Irina
  61. movie physics

    I need to come up with a movie that defies the laws of physics, at least three different times, and has a good way/enough information to prove that they are wrong. Can anyone think of a good movie? Armageddon, Star Wars, is taken.

    asked by Loves physics
  62. French

    Is this how you say france is located in the perfect area- la France est localisée dans le secteur parfait

    asked by Maggie R
  63. HUM 130

    What events and figures have shaped the development of Islam in the United States?

    asked by dawn
  64. MATH

    This is a statistics question: (A) Select a random sample of 30 student from our population (we have a data entry to get the sample from). At the 0.05 level of significance is there evidence that the average travel time is greater than 45 minutes? (B) What

    asked by HELPME
  65. french

    what contributions did the french make to ameriaca? I need 3 more

    asked by Anonymous
  66. WWII

    The "Phony War" ended April 1940. However, many Canadians were not sent before 1942. What did the ones that were sent with the 1st Division Canadaian infrantry do in Britain until 1942?

    asked by Lena
  67. Chemistry

    The pH of healthy lakes is around 6.0. Due to acid rain, the pH of our lakes & rivers is decreasing. At low pH levels, producers such as phytoplankton cannot thrive. Decreased plankton can cause consumer populations to crash. The end result is a lake

    asked by Lucy
  68. fiboccani numbers

    What are fiboccani numbers related too

    asked by Jeno
  69. frankenstein

    how is frankenstein a good example of a gothic novel?

    asked by hi
  70. Math

    2x-y=4 and 2x-y=3

    asked by Nicole
  71. math

    what is the fraction of 0.625 and 0.952

    asked by nicole
  72. math

    what is the fraction of 0.952 and of 0.33?

    asked by nicole
  73. Math

    We have to simplify complex numbers and I was wondering whether I did these problems correctly. 1. 4i^2-2i^3 = -4+2i 2. (-i)^3 = i 3. (the square root of a -2)^6= -8 4.1/(2i)^3 = i/8

    asked by Bethany
  74. economics

    On the aggregate demand graph if aggregate demand increases does the bar move left or right?

    asked by Tabby
  75. social

    What type of party system do we have in the united states and why? i need an answer cuz ive been looking for 2 hours and am so frustrated!!!! AHHHHHHHHHHHHHH

    asked by Joanna
  76. US Government Repost for Lavan

    Us/Government - Lavan Shepherd, Sunday, December 16, 2007 at 4:31pm The first legistlature in what became the united states was the what?

    asked by Ms. Sue
  77. SCI 275

    One renewable energy resource

    asked by dawn
  78. English

    What is the theme of of Design by Robert Frost?

    asked by Cynthia
  79. world civ

    does anyone know some thorough, detailed websites on Marcus Cocceius Nerva (AD 96-98)? thank you!!

    asked by BEE
  80. English

    Hi, I need to know the background on the literay term: interjection. I have the definition and examples of it, but I can't seem to find any history on it. Help would be appreciated. Thank you so much!

    asked by Lauren
  81. Anthro

    I am suppose to write an opinion piece about how internet has an impact on the development and socialization of children. How can i start it off?

    asked by Hamar
  82. english

    I'm suppose to indicate whether glass, steel, and wood are considered meaningful or not meaningful. I'm really not sure what this means. I'm going to guess, meaningful.

    asked by Tabby
  83. english

    What would be an opinion that could be used as a topic sentence for a single persuasive paragraph about Photography?

    asked by Tabby
  84. social studies (civics)

    hi... i have to do a project and its about drawing a stamp for any of the amendments... i want to do a stamp on freedom of SPEECH..and i don't know what to do for it... i need suggestions..please...

    asked by ana
  85. WW2

    When Canadian troops were sent to Great Britian in WW2 were did they go to train for the war? (training camps?) and if they did go to traiing camps, were they`re any names for them. I looked everywhere but i cant seem to find a name

    asked by Lena
  86. Math (Trig)

    Solve the equation for exact values of x. sin(x) = 1-2(sin(x))^2

    asked by Anonymous
  87. social studies

    what are the impacts of industrialization on the world

    asked by amber
  88. e r murrow

    who am i i am not a doctor ,but my name is surgen .from the bklyn aquarium

    asked by tina
  89. math

    40 35 - 2+i 2-i How do I solve this? there is a division sign between the 40 and 2=i and another one between 35 and 2-i

    asked by kendall
  90. human risk assessment

    225ug/L*.86ug/m3*13.1m3/day*1033ug/m3*10years/52kg

    asked by Thano
  91. french

    can someone help find information or tell me about positive characteristics of the French people- temperament, physical characteristics

    asked by Maggie R
  92. critical thinking

    what is nonprejudical

    asked by stacey
  93. Chemistry

    How do I the molarity of 200 mL of solution in which 2.0 moles of sodium bromide is dissovled?

    asked by anonymous
  94. english

    What is the difference between the words "abstraction" and "universal" when both are used as nouns?

    asked by Anonymous
  95. biology

    What is needed when experimenting on humans

    asked by mike
  96. WWII

    I`m not understanding " the miricle of dunkirk" "With German troops pressing from all sides the Allied troops were forced to the Channel with the sea as the only hope of escape. Then came the "miracle of Dunkirk." Between May 27 and June 4 almost 350,000

    asked by Lena
  97. art

    Why were there fewer patrons in Northern Europe than in Italy?

    asked by Tabby
  98. English

    What is it called when you replace a noun with another appropriate, but humourous noun to get your point across? ex. Marissa, as sweet as you are, your meaner than a salt shaker. ex. Taylor, your such a zit. Is it an oxymoron?

    asked by Jennifer
  99. word problems

    how do you solve these using polynomial equations??? the altitude of a triangle is 5m less than half its base. if the area of the triangle is 300m, find the measure of the base. the sum of the squares of two consecutive negative integers is 61. find the

    asked by Amanda
  100. MATH

    This is a statistics question: ***(A) Select a random sample of 30 student from our population (we have a data entry to get the sample from). At the 0.05 level of significance is there evidence that the average travel time is greater than 45 minutes? (B)

    asked by HELPME
  101. Math

    Construct a Truth Table for the given statement: 1. p implies ~(pVq) 2. ~(p AND q)Vp

    asked by Joseph
  102. English

    What could I use to substitute this phrase: It seems as though I want to use something else to say the same thing ..

    asked by Pat
  103. HUM 130

    How has Christianity, a faith based on the teachings of one text (the Bible), divided into so many denominations?

    asked by dawn
  104. chemistry

    the condensed formula for 5-propylnonane and 3,4-diethylhexane

    asked by Renee