Questions Asked on
April 5, 2008

  1. FRENCH... yeah....

    I have homework on the song, je realise by sinik, and it asks me what do i feel when i listen to this, and i only have 2 feelings, and i need 2 more... also it says why do u feel these feelings. go to h t t p : / / y o u t u b e . c o m / w a t c h ? v = 9

    asked by hello pplz
  2. Calculus

    This problem set is ridiculously hard. I know how to find the volume of a solid (integrate using the limits of integration), but these questions seem more advanced than usual. Please help and thanks in advance! 1. Find the volume of the solid formed by

    asked by Jillian
  3. chemistry

    If 25.00 mL of 0.20 mol/L HCO2H(aq) is titrated with 0.20 mol/L NaOH(aq) (the titrant), determine the pH a) befor titration began b)after 10.00 mL of NaOH has been added c) at the equivalence point

    asked by Bradely
  4. chemistry

    A solution is prepared by dissolving 17.1grams of sucrose, c12h22o11, in 275grams of h20. a)what is the molar mass of sucrose? How would i do that??

    asked by Miley
  5. chemistry

    Calculate the Ka of nitrous acid if a 0.200 mol/L solution at equilibrium at SATP has a percent ionization of 5.8%

    asked by Laura
  6. Physics

    Two identical dragsters, starting from rest, accelerate side by side along a straight track. The wheels have identical angular acceleration. The wheels on one of the cars roll without slipping, while the wheels on the other slip during part of the time.

    asked by James
  7. Economics

    Consider the production function Q = 20K 1/2 L 1/2. The firm operates in the short run with 100 units of capital. a. The firm’s short-run production function is Q = __________. c. The average product of labor function is AP = __________. d. The marginal

    asked by Keshia
  8. Physics

    The second hand and the minute hand on one type of clock are the same length L. -------------------------------------------------------------------------------- (a) What is the period Tsecond of the motion of the second hand? (_) The period is 10 seconds.

    asked by Karen
  9. chemistry

    If 10.0 mL of 0.250 mol/L NaOH(aq) is added to 30.0 mL of 0.17 mol/L HOCN(aq), what is the pH of the resulting solution?

    asked by Tim's Titration Lab
  10. Managerial ECON

    Suppose that a firm is currently employing 20 workers, the only variable input, at a wage rate of $60. The average product of labor is 30, the last worker added 12 units to total output, and total fixed cost is $3,600. a. What is marginal cost? b. What is

    asked by Thomas
  11. Physics

    Many hot-water heating systems have a reservoir tank connected directly to the pipeline, so as to allow for expansion when the water becomes hot. The heating system of a house has 74 m of copper pipe whose inside radius is 9.10 10-3 m. When the water and

    asked by Jenny
  12. DrBob222

    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 Jon
  13. Physics

    A 10 kg block of ice has a temperature of -13°C. The pressure is one atmosphere. The block absorbs 4.10 106 J of heat. What is the final temperature of the liquid water? I multiplied 10kg by -13 and divided by the heat absored by the block 4.10*10^6 but i

    asked by Chris
  14. chemistry

    Lactic acid, HC3H5O3(aq) is a weak acid that gives yougurt its sour taste(Yeeeeecccckkk). Calculate the pH of a 0.0010 mol/L solution of Lactic acid. The Ka for lactic acid is 1.4 x 10^-4

    asked by Geroge B.
  15. Physics

    A dragster starts from rest and accelerates down the track. Each tire has a radius of 0.360 m and rolls without slipping. At a distance of 360 m, the angular speed of the wheels is 292 rad/s.

    asked by Oliver
  16. math

    A hockey team played n games, losing four of them and winning the rest. The ratio of games won to games lost is

    asked by Anonymous
  17. DrBob222

    How fast should a car move toward you for the car's horn to sound 2.88% higher in frequency than when the car is stationary? The speed of sound is 343 m/s. I don't know what equation to use. I think I'm suppose to use this: fs(v-vd/v-vs) I know I got it

    asked by Jon
  18. chemistry

    A solution is prepared by dissolving 17.1grams of sucrose, c12h22o11, in 275grams of h20. what is the molality of that solution? how would i do this???

    asked by Miley
  19. English

    I have to write a report for an international research company about the nature and quality of advertising in my country. I should describe some of the positive and negative aspects of two different forms of advertising - say how effective these

    asked by kathy
  20. Geometry

    The image of P(-1, 5) under a translation is P'(5, 7). What is the preimage of P? Could someone show me steps on how to do this problem, and the answer please? Thank you.

    asked by Rachel
  21. Math

    1. Find the value of Sin^-1(-1/2) a. -30 degrees b. 30 degrees c. 150 degrees d. 330 degrees 2. Find the exact value of cos(-420 degrees) a. -1/2 b. 1/2 c. sqrt of 3/2 d. -sqrt of 3/2 3. p(-9/41, 40/41) is located on the unit circle. Find sin theta. a.

    asked by Belden
  22. Physics

    A ruler is accurate when the temperature is 25°C. When the temperature drops to -16°C, the ruler shrinks and no longer measures distances accurately. However, the ruler can be made to read correctly if a force of magnitude 1.2 103 N is applied to each

    asked by Katie
  23. DrBob222

    A boy is blowing a whistle of frequency 536 Hz and walking toward a wall with a speed of 1.64 m/s. What frequency of the reflected sound will the boy hear if the speed of sound is 343 m/s? 532 Hz

    asked by Jon
  24. chemistry

    A lab technician tests a 0.100 mol/L solution of propanoic acid and finds that its hydrogen ion concentration is 1.16 x 10^-3 mol/L. Calculate the percent ionization of propanoic acid in water

    asked by Geroge B.
  25. chemistry

    Methanoic acid HCO2H(aq) also known as formic acid, is partly responsible for the characterisitic itchy rash produced by the leaves of the stinging nettle plant. Calculate the pH of 0.150 mol/L methanoic acid. The Ka for methanoic acid is 1.8 x 10^-4.

    asked by Geroge B.
  26. chemistry

    Methanoic acid HCO2H(aq) also known as formic acid, is partly responsible for the characterisitic itchy rash produced by the leaves of the stinging nettle plant. Calculate the pH of 0.150 mol/L methanoic acid. The Ka for methanoic acid is 1.8 x 10^-4.

    asked by Geroge B.
  27. biology

    Hey can you help me out with these questions? What is the separation of homologous chromosomes during Anaphase I of meiosis called? What is the animal secretion serving as communication between members if the same species? Thanks?

    asked by Matt
  28. chemistry

    Lab: Determining Ka of Acetic Acid Purpose: The purpose of this experiment is to determine the molar concentration of a sample of acetic acid and to calculate its Ka. Materials: 25 mL pipet and bulb burette 2x150 mL beaker 125 mL Erlenmeyer flask acetic

    asked by Kasen
  29. Kate Chopin Coursework

    Kate Chopin¡¦s stories are essentially about the struggle of freedom Kate Chopin was one of the most individual and adventurous nineteenth century American writers. Throughout Kate Chopin¡¦s stories, she gave the readers a woman¡¦s view of how

    asked by Baby
  30. Physics

    Suppose you are driving a car around in a circle of radius 157 ft, at a velocity which has the constant magnitude of 42 ft/s. A string hangs from the ceiling of the car with a mass of 1.8 kg suspended from it. What angle (in degrees) will the string make

    asked by Charlie
  31. chemistry

    1) The color of bromocresol green indicator is??? when pH < 4, green when pH 4- 5.3 and ???? in pH > 5.3. 2)(A) A student performed the freezing point depression experiment according to directions but mistakenly recorded the mass of lauric acid as 8.300 g

    asked by chris
  32. algebra

    Which are the solutions of 18x^3=50x? A. 0,5/3 B. -5/3,5/3 C. -5/3,0,5/3 D. -5/3,1,5/3 I don't know how to get the answer.

    asked by Jessica
  33. Science 8th grade/report please check

    Please check this for me and let me know what you think. I need to write at least one paragraph on this... A 52 year old man suffers a pulmonary embolism that orignated as a blood clot in his right leg. Describe this condition and how it develops. Trace

    asked by alex
  34. chemistry

    Use the Gibbs-Helmholtz equation and the concept of equilibrium to calculate the approximate Celsius temperature for the boiling of bromine. Br2(l) Br2(g)

    asked by Laura
  35. chemistry

    My question is found in the analysis section. Thanks to all who can help Lab: Determining Ka of Acetic Acid Purpose: The purpose of this experiment is to determine the molar concentration of a sample of acetic acid and to calculate its Ka. Materials:

    asked by Kasen
  36. chemistry

    A 0.25 mol/L solution of benzoic acid, KC7H5O2 and antiseptic also used as a food preservative, has a pH of 2.40. Calculate the Ka of benzoic acid at SATP

    asked by Geroge B.
  37. Physics

    For an electron moving in a direction of the electric field its potential energy _______ and its electric potential _________. Wouldn't the blanks be "increases" and "decreases"? because PE=mgh while V=kq/r

    asked by Andrea
  38. Physical Science

    If we double the frequency of a vibrating object what happens to its period?

    asked by Rachel
  39. Economics

    What economic policy should be adopted by regions with persistent economic problems? Why is macroeconomic policy NOT the solution?

    asked by Blair
  40. Medical office mangement

    I was wondering if anyone could please tell me a web-site me. I need info on different filing systems etc thanks

    asked by Rami
  41. chemistry

    On a hot sunny day.... why is the chrome fender of a white convertable car with its top down cooler to touch, than its dark red plastic seats? Is it because the lighter the color is, the less heat is absorbed? why id an asphalt sidewalk warmer to touch on

    asked by Joanna
  42. Marketing

    Companies often forget to pay enough attention to their distribution channels, resulting in their failure to make long-term commitments to these firms. Is the answer to this true? I know companies ofetn pay little attention to their distribution channels

    asked by Maggie
  43. Chemistry

    usinf the kinetic molecular theory, why does the gas pressure increase when volume of gas decreases at constant temperature?

    asked by Maya
  44. Derivation of Physics Equation

    How do we derive these laws: (most of the time, the numbers are subscript) v'2 = v1 * ( (2 * m) / (m1 + m2) ) + v2 * ( (m2-m1) / (m1+m2) ) & v'1 = v1 * ( (m1-m2) / (m1+m2) ) + v2 * ( (2 * m2) / (m1 + m2) )

    asked by Anonymous
  45. chemistry

    What mass in grams of potassium hydroxide is cntained in 500 mL of solution that has a pH of 11.5?

    asked by Bradley
  46. DrBob222

    You are creating a transverse wave in a rope by shaking your hand from side to side. Without changing the distance that your hand moves, you begin to shake it slower and slower. What happens to the wavelength? it decreases

    asked by Jon
  47. chemistry

    Calculate the pH of the following aqueous solution: 1.00 mol/L sulfuric acid, H2SO4(aq)

    asked by Bradely
  48. literature

    I have to write a term paper using examples from the text oedipus and discuss and analyze the literart devices of symbolism and irony in the play. I must discuss how these devices help develop on the motifs sophocles utilized in his work. I have started to

    asked by Dr. Rose
  49. chemistry

    What is the pH, pOH and [OH-] of 0.06 mol/L HI(aq)?

    asked by Bradley
  50. algebra

    Can you give me and example of an inequality and provide a value that may or may not be a solution to the inequality?

    asked by C
  51. Physical Science

    Why is an echo weaker than the original sound?

    asked by Rachel
  52. Physical Science

    At the stand of a racetrack you notice smoke from the starters gun before you hear it fire Explain.

    asked by Rachel
  53. Geography

    What is a geographical midpoint (defintion wise)?

    asked by Mikal
  54. chemistry

    Lab: Determining Ka of Acetic Acid Purpose: The purpose of this experiment is to determine the molar concentration of a sample of acetic acid and to calculate its Ka. Materials: 25 mL pipet and bulb burette 2x150 mL beaker 125 mL Erlenmeyer flask acetic

    asked by Tim's Titration Lab
  55. FRENCH

    ugh... what does this mean, En lisant en écoutant la chanson "Je réalise"? i think it means "in read in hear the song "je réalise""?

    asked by ...
  56. Physics

    A person eats a container of yogurt. The Nutritional Facts label states that it contains 195 Calories (1 Calorie = 4186 J). What mass of perspiration would one have to lose to get rid of this energy? At body temperature, the latent heat of vaporizaiton of

    asked by Jenny
  57. Business

    My brother and I are trying to start our own wireless indirect agent. We both have experience in managing a wireless store and the kowledge in rate plan and wireless market, but becasue we are a new business it is hard to get fiancing. We have dealed with

    asked by Will
  58. Technology in Health Services

    Write a vulnerability assessment report for an urban medical clinic serving low-income clientele as if you were a consultant. The clinic is located in the hot, dry desert region of Southern California, in a high-traffic, high-crime area. 1. Use the

    asked by carlos
  59. English

    Being unable to type the letter, the boss fired me. 1) It is a run-on. 2) It is a dangler. 3) It is a comma splice. 4) It lacks parallel parts.

    asked by mimi
  60. religion

    why is it so important to learn about other people beliefs and attitudes? How will you utilize this imformation in the future?

    asked by stacey
  61. Physics

    An object of mass 3.5x1023kg circles the earth and is attracted to it with a force whose magnitude is given be GMeM/r^2. If the period of rotation is 22 days, what is the distance from the earth to the object? Here G=6.67x10-11 Nm2/kg2, Me=6x1024 kg.

    asked by Charlie
  62. Physical Science

    How does a Doppler effect aid police in detecting speeding motorist?

    asked by Rachel
  63. Algebra II

    In an election poll, 56% of voters chose a certain candidate. find the margin of sampling error. So far I have: ME=2sqrt0.56(1-0.56)/400 but I don't know how to finish the problem. Any help would be great!

    asked by Lucy
  64. speech

    Can you help me write my speech for english it is about smoking can you help me?

    asked by jaymee
  65. Physics

    An electron is placed near a neutron. Which statement best describes the electrostatic force between them? a) there's no force between them since one is neutral b)there's a force of repulsion between them c)there's a force of attraction between them Isn't

    asked by Andrea
  66. DrBob222

    Shaking a towel up and down would create what type of wave in the towel? surface

    asked by Jon
  67. Physics

    The materials with the lowest resistance are called a) conductors b)superconductors c)semiconductors d) insulators I can't decide between a) or b) but if I had to choose one would the correct one be b)?

    asked by Andrea
  68. DrBob222

    For incomplete cancellation to occur, opposite pulses must have. equal displacements

    asked by Jon
  69. Chemistry

    THERMAL PROPERTIES OF MATERIALS: 1)One average, which is hotter in the summer, a city far away from any large body of water or a similar city located near a large body of water? I'm not sure about the reason why, but I think the answer is a city located

    asked by Joanna
  70. Physics

    Find the length of a bridge if it is known that the steel in the roadbed expands by 0.52 m when the temperature changes from +2 to +30°C.

    asked by Katie
  71. chemistry

    Does particle size have more or less of an effect on the rate of reaction than temperature?

    asked by cael
  72. Java

    I need to write a Java program using an input file with the below data. I don’t even know where to begin. I have written others but this one has me totally confused. I know how to do it using math WL% = Wins / (Wins + Losses) I also wrote this to use

    asked by Jay
  73. Chemistry

    A solution is made by mixing 20.0 mL of toluene C6H5CH3d=0867gmL with 140.0 mL of benzene C6H6d=0874gmL. Assuming that the volumes add upon mixing, the molarity (M) and molality (m) of the toluene are?

    asked by Sam
  74. Chemistry -- to Dr.Bob

    I had posted a while back and still couldn't solve this is there anyway you could show me the steps on how u did this? thank you very much A solution is made by mixing 20.0 mL of toluene C6H5CH3d=0.867gmL with 150.0 mL of benzene C6H6d=0.874gmL. Assuming

    asked by Dora
  75. Algebra

    I need to test the integral bounds for the roots. 6x^3-7x^2+7x+9=0 I used synthetic division to find my answer. 1 6 -7 7 9 6 -1 6 6 -1 6 15 0 6 -7 7 9 0 0 0 6 -7 7 9 -1 6 -7 7 9 -6 13 20 6 -13 20 29 2 6 -7 7 9 12 10 34 6 5 17 43 my answer: -1

    asked by Lori
  76. DrBob222

    True/False The medium determines the speed through which most mechanical waves will travel. True

    asked by Jon
  77. DrBob222

    A wave created when two different waves meet will have an amplitude greater than the individual waves because of. constructive interference

    asked by Jon
  78. Critical Thinking

    Identify and name fallancy below and explain. This measure is of sufficient importance that our representatives should have the integrity to bring it to a vote. Please help, thank you,

    asked by Kevin
  79. Algebra II

    The problem is:Prove that the statement 1/5+1/5^2+1/5^3+...1/5^n=1/4(1-1/5^n) is true for all positive integers n. Write your proof in the space below. How do I start this? I have looked at the only example in the book but it did not help me. Any help in

    asked by Lucy
  80. Math

    What are the divisibility rules for 96?

    asked by Emmy
  81. sociology

    Describe other measurements sociologists use to calculate prejudice.

    asked by someone
  82. theology

    How does the Book of Daniel present a spiritual message? What is the main purpose of this message?

    asked by Liz
  83. Physical Science

    What kind of motion should you impact to the nozzle of a garden hose so that the resulting stream of water approximates a sine curve?

    asked by Rachel
  84. Algebra

    Can someone tell me how they got the answer? Find a polynomial equation with real coefficients that has the given roots. 4i, sqrt5 my answer: x^4-22x^2+80=0 correct answer: x^4+11x^2-80=0

    asked by Joey
  85. Physics

    What's the difference between heat capacity and specific heat capacity? What units are each measured in?

    asked by Lucy
  86. Math

    Please help me with some good websites for the followung question. what industry is affected by the economy,such as the airline, automobile, home building, technological or gasoline?

    asked by Kim
  87. DrBob222

    Everyone's help is greatly appreciated. I have put alot of thought into all of my answers, I may have used the incorrect formula or what have you but it happens. Now that I got that out of the way here goes the questions: True/False A wave's amplitude

    asked by Jon
  88. Physics

    1)Several resistors are connected in parallel. If a battery provides constant voltage in this circuit the addition of another resistor in parallel a)increases current through each resistor b)decreases current through each resistor c)doesn't affect the

    asked by Andrea
  89. DrBob222

    You are creating a transverse wave in a rope by shaking your hand from side to side. Without changing the distance that your hand moves, you begin to shake it slower and slower. What happens to the amplitude? it decreases

    asked by Jon
  90. DrBob222

    You are creating a transverse wave in a rope by shaking your hand from side to side. Without changing the distance that your hand moves, you begin to shake it slower and slower. What happens to the frequency? it decreases

    asked by Jon
  91. Algebra II

    What is the inverse of: y = (2-x)^2

    asked by Saleshia
  92. english

    Which sentence is grammatically correct? 1) She should of typed the report. 2) Would you get a pencil off her? 3) This is just between you and I. 4) The new salesclerk waited on me,.

    asked by mimi
  93. algebra

    In an equation does the inequality sign change when both sides are multiplied or divided by a negative number? Why or why not?

    asked by C
  94. algebra

    3(7+2x)¡Ü 30+7 (x-1) The answer to this inequality problem is x ¡Ý -2 I can't figure out how they got this answer. Can you show me the steps?

    asked by C
  95. Critical Thinking

    Please help and Identify the rhetorical devices used by the sentence below and explain. The bill would also adopt a federal ban on late-term procedures that opponents refer to as partial-birth abortions. Thank you,

    asked by Kevin
  96. algebra

    3(7+2x ¡Ü 30+7 (x-1) The answer to this inequality problem is x ¡Ý -2 I can't figure out how they got this answer. Can you show me the steps?

    asked by C
  97. English Essay Writing

    Here is my intro paragraph to my AP English 12 FINAL paper. I feel like it's really weak and short for a paper that's supposed to be 10 pages long. Please help! Salman Rushdie, the author of Midnight’s Children, and Arundhati Roy, the author of The God

    asked by I need ENGLISH help
  98. sociology

    In your opinion, is it difficult to accurately measure prejudice? Why or why not?

    asked by someone
  99. algebra 1

    I don't know how to factor this polynomial. r^3+6r^2+11r+6 Please help.

    asked by astrid
  100. chemistry

    cloud has a pH of 2.0 rainfall has a pH of 5.5 how many times more acidic has the moisture been in the clouds? please help

    asked by Maya
  101. algebra

    Can you give me and example of an inequality and provide a value that may or may not be a solution to the inequality?

    asked by C
  102. algebra

    In an equation does the inequality sign change when both sides are multiplied or divided by a negative number? Why or why not?

    asked by C
  103. algebra

    I'm having trouble getting the symbols to post correctly on this page so let me try this again..... 3(7+2x) ¡Ü 30+7 (x-1) The answer to this inequality problem is x x ¡Ý-2 -2 I can't figure out how they got this answer. Can you show me the steps?

    asked by C
  104. grammar

    Some athletes have taken drug tests to prove they are not on steroids

    asked by Anonymous
  105. geometry

    340% of what is 94?

    asked by hi
  106. DrBob222

    BTW I just want a yes, no, and/or hint for these questions to save some time. True/False Doubling the amplitude of a wave will double the amount of energy the wave can transfer. True

    asked by Jon
  107. algebra

    I would like an example of an inequality that uses both multiplication and addition properties of inequalities.

    asked by C
  108. science

    Descriptors that apply to Muslim and Arab Americans

    asked by lisa brown
  109. DrBob222

    What happens when a wave reaches the boundary of a new media? it would reflect back.

    asked by Jon
  110. DrBob222

    For the medium to remain undisturbed as two pulses pass the same point, they must have. different amplitudes

    asked by Jon
  111. DrBob222

    If a wave has a period of .02 seconds and a speed of 4 m/s, what is its wavelength? .08 m

    asked by Jon
  112. algebra

    How do you know if a value is a solution for an inequality and how is this different from determining if a value is a solution to an equation?

    asked by C
  113. history

    Why dia America win the Revolutionary War?

    asked by Jerrod
  114. Algebra II

    During a sale, 1/6 of the CD prices are reduced. Find the probability that 2 of 4 randomly-selected CDs have reduced prices. How do I set this one up?? Thanks

    asked by Lucy
  115. World Religions

    Shows that the cultural and societal influences that have made Hinduism vital to the region in which it orginated

    asked by Hollie
  116. science

    How do you calculate you mass on the moon?

    asked by Jack
  117. english: Ms. Sue please help

    Reports About Errors in the U.S. Capital Punishment System Are Biased Table of Contents: Further Readings "We're Not Executing the Innocent," Wall Street Journal, June 16, 2000. Copyright © 2000 by Dow Jones & Company, Inc. All rights reserved. Reproduced

    asked by rose
  118. math

    i have two doors one is hell the other is heaven ,one always tell the truth the other always lies how do i know each one is each?

    asked by yasser
  119. chem

    which of the following would have the hoighest boiling point: 1-bromethane, acetic acid, or ethane?

    asked by bill
  120. algebra

    If you replace the = sign of an equation with an inequality sign, is there ever a time when the same value will be a solution to both the equation and the inequality?

    asked by C
  121. Social Studies

    I have a challenge for you, I have been raking my brain and can not un-scramble the fol: iscolouredcow I think that it is a city somewhere in ASIA Thanks

    asked by Chuck
  122. DrBob222

    The Doppler effect is a change in the ______of a sound. pitch

    asked by Jon
  123. DrBob222

    As a sound source moves away from a stationary observer, the number of waves will. decrease

    asked by Jon
  124. math

    x^3+7x^2+7x+49

    asked by ebonyyoung
  125. algebra

    If you replace the = sign of an equation with an inequality sign, is there ever a time when the same value will be a solution to both the equation and the inequality?

    asked by C
  126. business

    benefits of a venture plan

    asked by Anonymous
  127. Physical Education

    what is the acceleration zone in track and field?

    asked by renee
  128. FRENCH

    oops i forgot to add something. what does qu'est-ce qui étonne mean?

    asked by ...