Questions Asked on
March 19, 2009

  1. chemistry

    The reaction converting glycerol to glycerol-3-phosphate is energetically unfavorable by 9.2kJ. The reaction of ATP with water to yield ADP, hydrogen phosphate ion, and hydrogen ion is energetically favorable by 30.5kJ. These reactions are coupled so that

    asked by CHEMistry
  2. Chemistry

    At standard temperature, a gas has a volume of 275mL. The temperature is then increased to 130. Celcius, and the pressure is held constant. What is the new volume? How do I work this? v1 = 275mL t1 = 130. C or 403K v2=??? t2 = ??? Can someone help me

    asked by Chopsticks
  3. probabilty

    In a school, 14% of students take drama and computer classes, and 67% take drama Class. What is the probabilty that a students takes computer class given that the student takes drama class? i have no idea how to work this so please show me your work.

    asked by melissa
  4. Physics

    Two meteoroids 250,000 km from Earth are moving at 2.1 km/s. Meteor one is headed in a straight path for Earth, while meteor two is on a path that will come within 8500 km from the Earth's center. (A) What is the speed of the first meteroid when it strikes

    asked by James
  5. Quantitative Methods II

    The monthly income of residents of Daisy City is normally distributed with a mean of $3000 and a standard deviation of $500. a. What is the random variable? b. The mayor of Daisy City makes $2250 a month. What percentage of Daisy City's residents has

    asked by Chrystal
  6. Science

    Which structure is less likely to suffer severe damage uring an earthquake: a high-rise, steel-frame hotel built on sediments, or a wood-frame house built on bedrock? Explain.

    asked by Angie
  7. Statistics/probability

    Of 120 students, 60 are studying French, 50 are studying Latin and 20 are studying French and Latin. Find the probability that a student is: (a) studying French or Latin and (b) studying neither.

    asked by Carline
  8. physics

    please check my answer An electron moves north at a velocity of 9.8 * 10^4 m/s and has a magnetic force of 5.6 * 10^-18 N west exerted on it. If the magnetic field points upward, what is the magnitude of the magnetic field? F=BqV F= 5.6 * 10^-18N q= 16 *

    asked by physics
  9. algebra

    Did you hear about... (answer) Pg 211 Pizazz Algebra Rationalizing the denominator

    asked by HW help
  10. english - Mrs. Edith Frank

    I have to write a monologue as if I am Edith Frank, Anne Frank's mother. Could you please check for any grammar mistakes and give me comments about it? Is it too serious? Just a few days ago, we were delighted at the news Miep brought us: the war is near

    asked by jennifer
  11. math

    Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together? A. 12 minutes B. 15 minutes C. 21 minutes D. 23 minutes E. 28

    asked by sharon
  12. Quantitative Methods

    The monthly income of residents of Daisy City is normally distributed with a mean of $3000 and a standard deviation of $500. a. What is the random variable? b. The mayor of Daisy City makes $2250 a month. What percentage of Daisy City's residents has

    asked by V
  13. physics

    Suppose the diver vaults off the springboard, leaving it with an initial speed of 3.27 m/s upwards. Use energy conservation to find his speed when he strikes the water.

    asked by cbrown
  14. Economics

    If utility is U(x,y) = x^0.3 y^0.7 (i.e x* = 0.3I/Px and y* = 0.7I/Py). What is the indirect utility function and expenditure function?

    asked by Jeb
  15. Science

    The area around the Great Lakes Was once covered by thick sheets of ice. Use the principle of isostasy to explain how the melting of these ice sheets has affected the land around the lakes.

    asked by Angie
  16. algebra

    12a-18b/-6 simplify

    asked by alex
  17. math

    solve x-2y=12 if the domain is{-3,-1,0,2,5}.

    asked by ryan
  18. Quantitative Methods

    Assume you have applied to two different universities (lets refer to them as Universities A and B) for your graduate program. In the past 25% of students (with similar credentials as yours) who applied to University A were accepted, while University B

    asked by V
  19. physics

    a bug is sitting on a long playing record going at a constant speed. Given: The record is turnning at a constatn reate of 33.3 revloutions per minute. The bug, whose mass is 1.4g, is sitting 12cm from the center of the record. Find; a. how long does it

    asked by Go Hurricanes
  20. Chemistry

    When we did a SN1 reaction forming t-amyl chloride from t-amyl alcohol and HCl (cleaning the crude sample with NaCl and NaHC03, using CaCL2 as a drying agent) we observed a low boiling fraction around 40 degrees Celsius during distillation. Question: What

    asked by Sara
  21. algebra

    Factor each polynomial comletely. 4x^2-18 7x^2-847 4x^2+18

    asked by Kelsie
  22. Science

    if continental crust were thinner than its average thickness of 40 km, would it depress the mantle more or less than it does now? Explain..

    asked by Angie
  23. chemistry

    Write a chemical equation showing how each of the following species behaves as a base when dissolved in water a.) O2- i have O2- + H2O --> HO2- + OH- how do i make this right??

    asked by lyne
  24. introduction, eng

    i'm writing a short essay where i have to describe three writers about their literary techniques. for my introduction, i want to start out with a saying why writers use literary devices. Then i want introduce the writers and their different techniques. but

    asked by jen
  25. trig

    Okay, I've been getting some of these, but I can't seem to verify this identity... any help? Here's the problem Sin(x+y) + Sin(x-y) = 2sinxcosy Okay, I've been working on the left side, and distribute, getting: Sinx + Siny + Sinx - Siny And, the sinx's add

    asked by Alex
  26. Literature

    What does flat, static, round, and dynamic characteristics mean? And also what does omniscient mean?

    asked by Jennifer
  27. algebra

    Help me with this problem. Write an equation of line containing the given point and perpendicular to the give line (4-2); 9x+2y=3 help me with this.

    asked by Johnnie
  28. tech week

    Please help me unscramble the word bbmewrorpeuthlrsrsassah It has to do with computers, gaming, or personal gadgets

    asked by coolperson
  29. Chemistry.

    I need to know if these two statements are always true, AT; sometimes true, ST; or never true, NT. Thanks! 10. A mole of carbon atoms has a mass approximately three times as great as the mass of a mole of helium atoms. 11. The gram molecular mass of

    asked by _ _ _ _ _ _.
  30. physics

    the figure shows a uniform beam of weight 420 N and length 2.0 m suspended horizontally. On the left it is hinged to a wall, on the right it is supported by a cable bolted to the wall at distance D above the beam. The least tension that will snap the cable

    asked by sweety
  31. art

    art words that start with an Q X and a Z?

    asked by jacque
  32. Science

    adding mass to the crust causes a. the crust to rebound b.the mantle to rebound c. the crust to become depressed. d. the mantle to displace the crust.

    asked by Angie
  33. Latin

    Can anyone think of any witty or inspirational Latin phrases? I have a Latin phrase project. I googled Latin phrases, but a lot of phrases are modern day ones, only in Latin. For my project, they must be ancient Latin phrases (or at least appear that way).

    asked by Gwen
  34. AE.. is this right

    Identify the roles district, state, and federal government agencies have schools. The Federal gov't sets general guidelines as well as the state gov't the school districts administer sets the rules set forth by the State Boards of Education

    asked by scooby91320002
  35. Physical Science

    I don't quite understand Actions and Reactions. [For every action, there is an opposite and equal reaction.]Can someone let me know if I am correct on this question or not? Identify the action and reaction forces in the following situations: 1. You kick a

    asked by mTaq14
  36. English

    How does Junsu look today? He looks tired. Do you know why? Yes, I do. 1. He studied hard for more than 3 hours. 2. He helped his mother clean the house on Sunday. 3. He went to a mountain and played with his friends all day long. 4. He rode a bike to

    asked by John
  37. Reimbursement methodologies

    You work in the hospitals health care management department you assist by completing records. One of the residents complains that he doesnt understand why insurance companies need so much documentation and the reimbursement system is so complex. How do you

    asked by uknown
  38. physics

    An 6.82 kg block drops straight down from a height of 1.31 m, striking a platform spring having a force constant of 1.16 103 N/m. Find the maximum compression of the spring

    asked by cbrown
  39. English

    1. What kinds of TV programs are the follwoing? 2. What kind of TV program is the follwing? (Are both OK?) 3.Let's talk about the TV programs you like. About What (This is a kind of title.) culture life amusement, hobby TV program What will we learn?

    asked by John
  40. calculus

    f(x)= - 2x^3 + 45x^2 -300x +9 There are 3 intervals (-inf,A], [A,B], [B, inf) where A and B are critical points. Find A and B? For each of the intervals is it decreasing or increasing?? I found the derivative which is -6x^2+90x-300 -6(x^2-15x +50)

    asked by Magnus
  41. English

    How does Seho look today? He looks unhappy. Do you know why? Yes, I do. 1. His father passed away yesterday. 2. He cut his finger with a knife. 3. He had his arm broken on the road. 4. He was hit by a bicycle on his way to school. 5. He quarreled with his

    asked by John
  42. English

    1. You have to solve the English problems in your own way. 2. You have to solve the English problems on your own. 3. You have to solve the English problems for yourself. 4. You have to solve the English problems by yourself. (Are they all grammatical? What

    asked by John
  43. science

    Whats the best site to go on if you want to learn about the elements?

    asked by carl
  44. algebra again

    solveee? 3x+2y-6=0 ? thank youu?! (:

    asked by dakota
  45. Trigonometry

    How do you proove the identity tanxsin2x = 2-2cos^2x

    asked by Rachel
  46. calculus

    sec^2(x) / (1+2tanx)^2 dx please help me with this integration thank you

    asked by leslie
  47. math

    what is the formula for the area of a trapezoid? please include a diagram

    asked by Mark
  48. English

    1. You have to solve the English problems in your own way. 2. You have to solve the English problems on your own. 3. You have to solve the English problems for yourself. 4. You have to solve the English problems by yourself. (Are they all grammatical? What

    asked by John
  49. algebra

    Write an equation of line containing the given point and perpendicular to the give line (4-2); 9x+2y=3 Please help me with this

    asked by Johnnie
  50. Types of Business Writing

    I need to write write an e-mail based on the following scenario (create it as a regular Word document , rather than as a"real" e-mail. Your boss has asked you to set up a meeting with a client, Joceyln Talbot, for next Wednesday at 2:00 p.m. . He wants to

    asked by Anonymous
  51. 5th

    what are facts and inferences please give an example

    asked by carl
  52. physics

    A hockey puck of mass 0.27 kg is sliding along a slippery frozen lake, with an initial speed of 56 m/s. The coefficient of friction between the ice and the puck is μK = 0.032. Friction eventually causes the puck to slide to a stop. Find the work done by

    asked by cbrown
  53. definition

    In literature, what does the word fragmentation mean? I read this definition online, "Fragmentation refers the importance of non-linear narratives and the focus on styles that challenge the ideas of mimesis"

    asked by jen
  54. CALCULUS HELP!!!

    integrate 1/(x^2sqrt(1+x^2)) i know you have to use trig sub but iono how to cancel out some terms...much help is appreciated

    asked by kevin
  55. English

    to get the summary of How to Eat fried Worms..?

    asked by shane
  56. fragmentation

    fragmenation. From what I read, this is what i understood. Fragmentation is the process of seeing a whole in parts and each part represents something symbolic? For example, in The love of J. Alfred's Prufrock, Prufrock fragments the population into people

    asked by jen
  57. Types of Business Writing

    I need to write write an e-mail based on the following scenario (create it as a regular Word document , rather than as a"real" e-mail. Your boss has asked you to set up a meeting with a client, Joceyln Talbot, for next Wednesday at 2:00 p.m. . He wants to

    asked by Anonymous
  58. Algebra

    The width of a rectangle is fixed at 4 cm. Determine (in terms of an inequality) those lengths for which the area will be less than 88cm^2. Can anybody show me how to do this problem with out giving me the answer, please?

    asked by A.W.
  59. English

    Is a movie title italicized, put in quotes, or underlined? I've googled this and looked in books, but I've heard different things. What is the most recent rule? Thanks.

    asked by Sylvie
  60. Physics

    As the distance between an object and the center of the Earth is increased 1)the object's mass decreases and its weight remains the same. 2)both the object's mass and its weight remain the same 3)both the object's mass and its weight decreases. 4)the

    asked by Kim
  61. statistics

    Three horses, A, B and C are in a race. A and B have the same probability of winning, and each is twice as likely to win as C. Find the probability of B or C winning.

    asked by Carline
  62. Math (graphs) PLEASE help!

    I need a suggestion for what to go by for a couple of charts. 1. (-4,1), (-1,3.4), (1.5, 5.4), (6.4, 9.32) and (9,11.4) 2. (-4, 4.4), (-1, 2), (2.4, -0.72), (11, -0.76), and (14, -10) Thank you!

    asked by Cat
  63. grade 9 math slope equations

    question: slove by comparison and check your solution? a)2x-4y-5=0 3x+8y-4=0 my work so far: 2x-4y=5-------(1) 3x+8y=4-------(2) _____________ 6x-12y=15------(3) (3)-(4) 6x+16y=8-------(4) ____________________ 28y/28 = 7/28 y= .25 2x-4(.25)=5 2x-1+5 2x/2 +

    asked by rany
  64. calculus

    f(x)= 7-5x^4 How would find the the absolute max and the x value? I think you have to take the derivative which is -20x^3 but then I am lost??

    asked by Layton
  65. English

    How does Mr. Grant look? He looks nice. Do you know why? Yes, I do. 1. He met his students for the first time in Spain. 2. He is wearing a suit he bought yesterdsy. 3. He got a present from his girl friend. 4. He is going to get married sooner or later. 5.

    asked by John
  66. algebra

    Find an equation of the line having slope and containing the given point. M=4/5, (3, -7) The equation of the line is Y= I have tried to work this problem and could not get the answer. Please help me.

    asked by Johnnie
  67. english

    What the does the literary technique "double" or doubling mean. I read some definitions online, but I kind of want to hear a simple definition.

    asked by jen
  68. science-biology

    name two processes for which DNA is responsible for what are the three components to a DNA nucleotide

    asked by jojo
  69. 5TH GRADE MATH

    HOW DO START A LESSON PLAN USING THE LATTICE METHOD AND HOW WOULD IT BE TEACHED?

    asked by JOSEFINA
  70. History

    What advantages did Europeans have over the indigenous populations of Mesoamerica and South America? And describe the impact they had on those populations.?

    asked by Ashley
  71. science

    what type of machine is a knife

    asked by sanique
  72. grammar

    Suboridiante clauses: What is the subordinate clause in the sentence: May the dreams you dream today be tomorrow's dreams come true.

    asked by Kim
  73. Algebra2/trig

    Hi, I can't figure out what I'm supposed to do on this problem. Could someone help? Thanks. Find the coefficient of a of the term in the expansion of the binomial. Binomial (x^2+3)^12 Term ax^8

    asked by Mike
  74. college

    what is meant by reusability in Access 2007

    asked by natasha
  75. Economics (MRS)

    What is the marginal rate of substitution for U(x,y) = ãxy? ,ã(x+y)?

    asked by J
  76. English

    1. I watch documentaries when I feel down. (What is the meaning of 'feel down'?) 2. This is a news program. This is an animation program. This is a game show program. This is a soap opera. This is a comedy program. (Are the expressions all correct? They

    asked by John
  77. Economics

    If utility is U(x,y) = xy + y, what is the indirect utility function and expenditure function?

    asked by Bob
  78. English

    He spoke into the microphone. He spoke at the microphone. He spoke on the micrphone. He spoke through the microphone. (Which preposition do I have to use? Are they all correct?)

    asked by John
  79. Algebra

    I need a suggestion for what to go by for a couple of charts. 1. (-4,1), (-1,3.4), (1.5, 5.4), (6.4, 9.32) and (9,11.4) 2. (-4, 4.4), (-1, 2), (2.4, -0.72), (11, -0.76), and (14, -10) Thank you!

    asked by Cat
  80. English

    hey, I am trying to write an essay for my university english class but I cannot find any good literary criticism databases. I went to mla international bibliography but couldn't find anything. I am trying to write an essay on the Fall of american dream for

    asked by David
  81. History

    Who are/is the Zionists, Gamal Abdel Nasser, Anwar el-Sadat, Yasir Arahfat, Ayatollah Ruhollah Khomeini, and Nauib Mahfouz??

    asked by Ashley
  82. 6th grade

    Do you have online readings and questions for my son, who is in 6th grade? I see lesson plans, but I don't see the information to give out. Please let me know about this, thank you.

    asked by rachel
  83. Physical Science

    I need help with this problem because it is confusing me. I tried to anwer it, though, so can someone please correct me if I am wrong? Suppose your mass is 45 kg and the mass of your little brother is 25 kg. You push your brother +100 N and an equal but

    asked by mTaq14
  84. English

    I have to write a sample resume for school and I'm doing it on working at a day care center. What would a good objective be instead of like gaining experience for one day when I become a teacher.

    asked by Heather
  85. CaLcULus

    (5x-4)e^(-2x) How do you find the critical point I don't understand how to take the derivative of e^ to a negative?

    asked by Corinna
  86. English

    1. They elected the girl captain of the team. 2. They elected the girl the captain of the team. (Do we have to use 'the' or not? Which one is correct?) 3. He looked at the girl playing/play the piano. (Is this sentence correct?) 4. I think him to be

    asked by John
  87. algebra

    Under what situation would one or more solutions of a rational equation be unacceptable? Give an example.

    asked by Joseph
  88. algebra

    how do you slove this 4x-3y=-2 ?

    asked by dakota
  89. spanish 2

    how do i answer the queastion, En el canal de univision,el programa de cristina y el de montel en espanol son programas de

    asked by brittany
  90. algebra :/

    solve for y? -2x+3y=-12

    asked by dakota
  91. college

    reflect on worldview

    asked by anonymous
  92. AE

    Identify the roles district, state, and federal government agencies have in your local schools. for the state of wisconsin can you help me find a website

    asked by scooby91320002
  93. math grade 6

    give the demention of the rectangle with an area of 100 square units whole numbers side lenghts that has the largest perimeter

    asked by khalif
  94. Algebra

    Find an equation of the line containing the given pair of points. (-3, -2), and (-8,-5) The equation of the line in slope-intercept form is y= what

    asked by Keaton
  95. Calculus

    (Chemistry: Wind Chill) At 0℃ the heat loss H (in kilocalories per square meter per hour) from a person’s body can be modeled by H = 33(10√v - v + 10.45) where v is the wind speed (in meters per second). Find dH/dv and interpret its meaning. I am

    asked by Mabeuf
  96. Math Fractions

    How do you solve this and problems like it: 3/4 of _____ is 90 5/6 of 120 is ______

    asked by Rosie
  97. math

    in february, rent inreased from $875 to $915 per month. what was the percent of increase to the nearest percent? a 4% b 5% c 40% d 50%

    asked by Anonymous
  98. science

    do you know some plants in the tundra?

    asked by ash
  99. college

    What would you call a group that may express their cultures without facing prejudice

    asked by anonymous
  100. Math 10th grade

    What is a "Slope, Midpoint & Distance"? This is the problem: (7,3) and (-1,-4)

    asked by Kenny
  101. science

    what are the possible units for time, speed, and distance

    asked by lilianna
  102. math

    if it is 4.371 what would be the nearest greatest percent? 4 or 5

    asked by Anonymous
  103. Sports

    Is Indonesian football, (soccer), do they have the same rules as American soccer? Thank you!

    asked by Mariz
  104. 5th grade

    1\60 of an hour

    asked by ee
  105. physics

    how to make an electric car

    asked by Anonymous
  106. algebra

    Find the Function Value. F(x)=x 3square F(-7)=-343 Is this problem right.

    asked by Johnnie
  107. spelling

    won't is a contraction of ____________ and __________

    asked by deirra
  108. English

    By gestures, you have to make them guess what the picture is about. With gestures, you have to make them guess what the picture is about. By body language, you have to make them guess what the picture is about. With body language, you have to make them

    asked by John
  109. math

    -4(n-4)-23= -7 -4n+16 -23= -7 -4n -7= -7 n=0 is this correct

    asked by ferrer
  110. spelling

    brainstrom for word forms of speak. Need six

    asked by deirra
  111. english

    I will work and he will ride a bike. Is this a noun, adjective or adverb clause? Then I need to find the phrase of it and note wether or not the is adjective, adverb, or verb. Can you help me with that.

    asked by dena
  112. physical science

    the solid has a mass of 180g. what is the density of the solid?

    asked by blah
  113. History

    What is the prespective of the Muslims and Jew on the Cruesades?? I need 3 references

    asked by Ashley
  114. Economics

    Which of the following events would unambigously cause a decrease in the equilibrium price of cotton shirts? a. an increase in the price of wool shirts and a decrease in the price of raw cotton b. a decrease in the price of wool shirts and a decrease in

    asked by Rod
  115. FRENCH

    Am I correct in assuming that the "p" in the word "compter" (je compte) is not pronounced? I tried an audio dictionary but couldn't understand it well. Merci!!!

    asked by E.G.
  116. math

    what is the area of a square with a side of 36 in. ?

    asked by Mark
  117. College Accounting

    Re: Homework Can you provide me with the trail blance for May: Comprehensive Problem 2 - The General's Favoriate Fishng Hole. I am really having a problem with this assignment and I would greatly appreciate your help. Thank you Diana Couturier

    asked by Diana
  118. College Accounting

    Re: Homework Text: College Accounting, 19th Edition Page 227-229 Can you provide me with the trail blances for May: Comprehensive Problem 2 - The General's Favoriate Fishng Hole. I am really having a problem with this assignment and I would greatly

    asked by Diana
  119. calculus

    integrate log base 10 x / x dx i don't understand this

    asked by kevin
  120. DRBOB

    help below please

    asked by lyne
  121. cim140

    How can I wording a cancellation letter for my trip

    asked by cindy
  122. English

    Why did it go wrong? What is the opposite of 'go wrong'? is it 'go right'?

    asked by John
  123. Anatomy

    However, on the back of his forearm, both the dermis and epidermis have been completely destroyed. How would these two burns be classified? About what percent of his skin surface has been burned?

    asked by Anonymous
  124. Chemistry

    How do you convert milligrams into micrograms? Do you just slide the decimal over one space to the right? Or is there something you have to multiply the number by? Thank you!

    asked by Gwen
  125. Chemistry-please help

    Can calcium react with chlorine gas to give calcium chloride?

    asked by Anne
  126. math

    how do you determine whether{(1,4),(2,6),(3,7),(4,4)} is a function????

    asked by tyler
  127. Science/Cars

    What are two examples of indirect water usage that get a car to start? I know really nothing about car engines, so I don't know what parts of cars use water, or how they use it. Thanks for explaining this.

    asked by Sylvie
  128. Science

    Why can continental crust displace more of the mantle than oceanic crust?

    asked by Angie
  129. History

    Can you summerize the book Guns, Germs, and Steel by Jared Diamond

    asked by Ashley
  130. Math

    How do u subtract 2 negative integers?

    asked by Topher
  131. CJ

    The text mentions that the federal government and the individual states share government powers related to the criminal justice system. How do you feel power should be distributed between state and federal systems? Explain your rationale. How would this

    asked by mama boo
  132. Economics

    Is the answer D on this question: 1. The basic principles of economics imply that policymakers should a. rely on markets to guide economic activity, except when markets produce inefficient or inequitable outcomes. b. enact policies that discourage people

    asked by Rod
  133. science

    i have science hmk due on mon i have 2 give 10 examples of acids at home and which acids they contain plz help me NOW ! THANKS

    asked by sarah
  134. health information

    the newspaper phones a rehab clinic ask if sally celebirty is apatient and what is her ststus.the clinci should

    asked by Anonymous
  135. French

    Could you please check my answers thanks so much God Bless. Directions: Answer according to the cues) 1. Qui fait les courses? (Élodie) Answer: Élodie fait les courses? 2. Elle fait les courses quand? (le samedi matin) Answer: Elle fait les courses le

    asked by Stacie
  136. Taxes

    If an employer fails to pay state unemployment taxes on a timely basis, the rate on FUTA taxes will A. remain the same B.be lower C. increase by 100 percent D. increase I chose D can someone check my anser

    asked by Cynthia