Questions Asked on
June 4, 2008

  1. Chem II

    Whih of the following liquids would make a good solvent for iodine? HCl H2O CH3OH NH3 CS2 How do you determine what will make a good solvent for something

    asked by Ken
  2. Economics

    Buyers will opt out of markets in which: A. there are significant negative externalities. B. standardized products are being produced. C. there is inadequate information about sellers and their products. D. there are only foreign sellers. I think the

    asked by Glenda
  3. Calculus

    Consider all right circular cylinders for which the sum of the height and circumference is 30 centimeters. What is the radius of one with maximum volume. Work: V=(pi)r^2(h) h= V/(pi)(r^2) 2(pi)r + h=30 V=(pi)r^2(h) V'=2(pi)(r)h+2pi(r^2)=0

    asked by Anonymous
  4. Chem II

    Which of the follwoing gives the molarity of 17.0% by mass solution of sodium acetate (molar mass = 82.0 g/mol) in water. The density of the solution is 1.09 g/mL. OK - I know that to figure molarity is moles divided by liters. This is confusing me because

    asked by Ken
  5. algebra

    1 (a) A function passes through the points (0, -5), (1, 0), (2, 7). Use finite differences to determine the equation of the function. (b) Draw the graph of the function. (c) Draw the inverse on the graph. (d) Show at least two different restrictions to the

    asked by Wafi
  6. Calculus

    integral 1 to 500 (13^x - 11^x) + integral 2 to 500 (11^x - 13^x) dx = (answer: 14.946) I tried typing the integrals in the graphing calculator to get the answer, but it says overflow. Any help on solving this? Thanks!

    asked by Anonymous
  7. spanish

    Pico la cebolla? No, no la piques picas pica piqué Please help me- these will not translate

    asked by Anna
  8. computers

    I was wondering if I could please get help with the following question thanks Name six slide lay out placeholders.and what do they do?

    asked by Shila
  9. Physics

    A lamp 10 cm high is placed 60cm in front of a diverging lens of focal length 20 cm. By means of a scale ray digram, locate the image and determine the height. I'm not too sure how i would find the distance of the image, as it is a diverging lens

    asked by Sarah
  10. AP Biochemistry

    Upon examination, segements of human and gorilla DNA responsible for inheritance of hemoglobin should appear almost chemically alike, why? (I am confused as to how to answer this question). Merci pour l'aider!

    asked by Carts
  11. english

    Please how do I create a sentence outline that includes effective arguments and counterarguments to support my thesis below? Essay topic is dress codes in schools. I just don't know how to do this or where to start. Please help me start and I can build

    asked by Mel- Ms. Sue
  12. Algegra

    Diving Radicals Using \/ for radical sign 7 / \/X This book has been confusing me. The book gives the answer 7\/X / X. Isn't the answer 7X?

    asked by G
  13. chem

    a gas volume has of v1=450ml. if the temp is held constant, what volume would gas occupy if the pressure p2=2p1? omg i cant figure anything out!!!!!!!!

    asked by amie
  14. Algebra

    Dividing Radicals Using \/ for radical sign \/3X / \/3 Answer in the book is 1/3 \/9X. I thought you divide the top and bottom by 3. Then multiply. I did not arrive at the answer.

    asked by G
  15. algebra

    Using the intercepts to graph the equation X + 5y = 10 What points would I plot on the graph?

    asked by C
  16. Managerial Economics

    At a recent board meeting, the president and CEO got into a heated argument about whether to shut down the firm's plant in Miami. The Miami plant should continue to operate, at least until a buyer is for the production facility. The president's argument

    asked by Dee
  17. statistics

    The researcher wanted to test the hypothesis that Ho: μ=3, knowing the population, which was normal, had a variance of 1.00. -- How powerful would this test be against the alternative hypothesis that Ha: μ=4, given that n=15, α = .05

    asked by Lezlie
  18. business

    WHA TIS THE DIFFERNCE BETWEEN SALES TAX AND SERVICE TAX?

    asked by amy
  19. Biology 20

    10 subjects consumed 8 cups of coffee within 1 hour. and 10 subjects consumed 8 cups of water in the same time period. The subjects were asked to collect and measure the amount of urine they produced. a) what is the probable hypothesis or relationship

    asked by Laurie
  20. science

    Can an image in a diverging lens be placed onto a screen? Why or why not?

    asked by rabia
  21. spanish/ social studies

    hi i need websites that may help answer the following question how does the evironment, climate, and terrain effect the interations between man and nature in bolivia, paraguay, and uruguay?

    asked by Harry
  22. Calculus

    integral 0 to sqrt(3) dx/sqrt(4-x^2) I don't understand why the answer is pi/6. I get pi/3. Thanks for the help! Work: u=x/2 du=1/2dx 2du=dx 2/2sqrt(1-u^2) sin^-1(x/2) sin^-1(sqrt(3)/2)= pi/3

    asked by Anonymous
  23. computers please check my answer

    please see if my answers are correct thanks :) Define the following terms Label = Anything that you define as text. Value = Anything that has numerical value and can be used in mathematical calculations. Thumbnail = Usually associated with a graphics

    asked by Shila
  24. Biology

    What are LTV rays? It is mentioned in an article, but it doesn't describe what they are, and I can't find it through google. Thanks.

    asked by Carts
  25. PSYCHOLOGY

    major schools of thought in psychology My answer to this is please tell me if I am correct or not behaviorism social cultural Psychoanalytical cognitive Am I on the right path please help I have to write a paper It says to identify the major schools of

    asked by tom
  26. Public Policy Development in Health and Human Serv

    • Due Date: Day 4 Thursday • Write a sentence outline showing how an agency creates goals and objectives. Instead of listing short topics and phrases like you would in a general outline, have all main points and supporting details written as complete

    asked by Dominique
  27. Math

    There are 6 containers each holding 2,750 boxes. You have 11 people to unload all 6 containers. How many boxes will each person have to unload, on average, to empty the containers?

    asked by Shakita
  28. Womens Studies

    What is white "solipsism"?

    asked by PJ
  29. Managerial Economics

    You own a small bank in a state that is now considering allowing interstate banking. You oppose interstate banking because it will be possible to for the large money center banks in New York, Chicago, and San Francisco to open branches in your bank's

    asked by Dawn
  30. English

    * What do you think of your TV viewing habits? What is the part of speech of 'viewing'? Is it a noun or a gerund?

    asked by John
  31. english

    This sentence is my main argument: Dress codes in schools help to promote discipline and prevent gangs from forming on campus. A counterargument is: Dress codes are simply a Band-Aid on the issue of school violence. How do I address that counterargument

    asked by Mel
  32. not working

    how am i supposed to show you the problem i have if your site wont allow websites to be used in questions?

    asked by Katie
  33. Algebra

    can someone help me with this word problem? if a pro basketball player has a vertical leap of about 20 inches, what is his hangtime?

    asked by Danny
  34. computers please check my answer

    please see if my answer is correct thanks :) What is the purpose of the yellow lightbulb on a PowerPoint slide ? The purpose of the yellow light bulb above the Office Assistant indicates that it has a tip.

    asked by Shila
  35. Math please check answer

    1. =SUM(A14,A8) 2. =C8+ 15 3. PMT function {PMT(D4D12,E4,-C4)} What will each of the above formulas do please see if I have the correct answer using excel or another spreadsheet document. 1. Is the sum between the two blocks listed the more blocks the more

    asked by Shila
  36. Biology

    Humans and Gorillas are very similar in terms of their genetic sequences; in a sample of each of their DNA sequences, only ONE difference was found. MY QUESTION: What genetic mechanism could cause this base sequence change? Thanks!

    asked by Millwright
  37. Physics

    I have been unable to find text references for this material in my book: The problem gives me two spheres, Sphere A has unevenly distributed negative charges, Sphere B has negative charges distributed almost evenly near the edge of the sphere, forming a

    asked by BAdams
  38. Biology 20

    The removal of urea is a critical function of the Kidney. Explain th origin of urea and the mechanism by which the kidneys ensure its secretion.

    asked by Laurie
  39. Physics

    A beam of unknow charged particles passes at right angles to the direction of magnetic field of 9.0 x 10^-2 T. if the speed of the particles is 3.0 x 10^4 m/s and the force experiences by a particle is 8.64 x 10^-16 N. How many electric charges are carried

    asked by BAdams
  40. Calculus - First Derivative

    Original Equation: f(x) = e^(-x) - e^(-2x) Did I take the first derivative correctly? I seem to get undefined when I isolate for x to determine the extreme values? f'(x) = -e/ x + 2e/2x f'(x) = (-2ex + 2ex) / 2x^2

    asked by Anonymous
  41. Physics

    There is a parabolic position vs time graph. Which of these is true: The object moves 1. in a parabolic trajectory. 2. along a straight line. 3. along an arc of a circle wouldn't 1 and 3 produce the same/similar position graph?

    asked by Elisa
  42. biology

    What process releases energy from food to do work,produce ATP and heatin cells?

    asked by chris
  43. why wont anybody help me???

    C:\Documents and Settings\Iron\My Documents\My Pictures\dump truck.bmp click on link for picture and description of the problem. I got it wrong on a test and have finals next week so i need to know how to do it.

    asked by Katie
  44. psychology

    Rub your index fingers gently over a piece of very coarse sandpaper a few times and rate its coarseness on a scale from 1 (very soft) to 7 (very coarse). After a minute or two, rub the same finger over the paper and again rate its coarseness. Did your

    asked by john
  45. Grammar

    I recommend to him that he asks his guide for more information about the museum because it is marvellous. I recommend to him to ask his guide for more information about the museum because it is marvellous. This one has me stumped.

    asked by Chelsey
  46. Math

    Could someone please tell me if I got the following problems correct? 1. 7+(-9)+(-5)+6 = -1 2. |-27+14|= -13 3. |-8|+|2|=|-3+2| is this statement true or false? I said false 4. Jean deposited a check for $625, wrote two for $68.74 and $29.95 and used her

    asked by Carrie
  47. Biology 20

    Explain how low and high blood pressure can contribute to kidney failure.

    asked by Laurie
  48. English

    How do you paraphrase this statement? A brain aneurysm is a ballooning-out of the wall of an artery in the brain. Often this wall is weakened by disease, injury or an abnormality present at birth. Aneurysms are often caused or made worse by high blood

    asked by kanae
  49. Physics

    George has a bar magnet and a coil connected to a battery. To perform an experiment, he needs to use different values of current through the wire. How can he generate different values of electric current through the wire without connecting any other device

    asked by BAdams
  50. Physics (please check)

    Please let me know if my answers are not correct/not thorough enough. 1) Q:What happens when the number of loops in the armature of a generator is increased? 1) A:More loops= more voltage _________________________ 2) Q: Why does a piece of iron behave like

    asked by BAdams
  51. Physics (just checking it)

    q:The electricity revised at an electric substation has a potential difference of 2.80 10^5V, if the required output is 440 V. what should be the ratio of the turns of the step-down transformer? a: 28000/440= 636

    asked by BAdams
  52. algebra

    How would I use the intercepts to graph the equation x+2y=4 what points would I need to plot on the graph?

    asked by C
  53. math

    3/x + 5x/12 = 9/4.... i need to solve for x but i don't know what im doing.. can someone help me please

    asked by Alicia
  54. Biology 20

    with your knowledge of capillary structure and function explain how edema (tissue swelling) occurs with severe burns.

    asked by Laurie
  55. french

    Is housewife a job? How do you say "I will have to take care of my children" in french?

    asked by french
  56. statistics

    If you flipped a penny and a nickel, and rolled a die, what is the probability of: a. getting at least one head on the coins and a 6 on the die? b. getting a head on both coins and a 4 on the die ? c. getting a head on both coins and a 3 or a 5 on the die?

    asked by Anne
  57. English

    How does censorship limit student's creativity. In what Way. Please help!! I'm fresh out of ideas!!!

    asked by Jamie
  58. math

    I heard people say that 2+2 could equil 5. Is this posible?

    asked by ben
  59. algebra

    I wrote this wrong on my last post, it should have read, On a graph, what is the slope of (-2,0); (0,1)?

    asked by C
  60. social studies

    I need to know the address for the Chamber of Commerce for Belgium...if there is one

    asked by Alicia
  61. science

    If you are given a magnifying glass. What two methods could you use to find its focal length?

    asked by rabia
  62. Managerial Economics

    Tots-R-Us operates the only daycare center in an exclusive neighborhood just outside of Washington, DC. Tot-R-Us is making a substantial economic profit, but the owners know that new daycare centers will soon learn of this highly proftable market and

    asked by Dee
  63. us history

    what did the square deal call for/

    asked by jasmine
  64. Womens Studies

    Does racism only affect individuals of color? I think that racism doesnt only affect colored people, I think sometimes, not to be rude but that the colored sometimes go against us? What else could there be?

    asked by PJ
  65. English

    I've got a few sentence here, but I always get confused whether to use affect or effect. Can you help me out? 1. Furthermore, Lee and Hosseini illustrate the affect that the experiences their protagonists encounter during childhood have upon the characters

    asked by TP
  66. business

    WHAT ARE THE ADVANTAGES AND DISADVANTAGES OF VAT?

    asked by naina
  67. History

    When were Canadian women seen as persons and when did they have the right to vote?

    asked by Anonymous
  68. Science

    How may Orientalism and prejudice contribute to hate crimes against these groups?

    asked by Joyce
  69. Gourmet Foods

    Why should you stir baking soda before using it?

    asked by Whitney
  70. Gourmet Foods

    Why should you stir baking soda before using it? how can you prevent pudding and other thickened products from lumping?

    asked by Whitney
  71. Information Systems

    Why is the waterfall model valuable in the management of information technology projects?

    asked by Will
  72. Biology 20

    describe how the digestive, circulatory, respiratory and excretory systems interact in supplying matter and energy to body cells and in removing waste?

    asked by Laurie
  73. biology 20

    it is a well known fact that fingers and toes ar the first parts of the body to suffer from frostbite. Explain why the homeostatic mechanism of decreasing peripheral blood flow is critical to survival.

    asked by Laurie
  74. Biology 20

    explain how vaccines help in combating diseases.

    asked by Laurie
  75. evolutionary bio

    If a mutation would be beneficial, is it more likely to occur? a)Yes, because it helps the species survive b)No

    asked by natash
  76. math

    How can I multiply fractions

    asked by juan
  77. BIOLOGY 20

    The kidneys are not the only organs which play a role in excretion. Describe the excretory function of two other body organs.

    asked by Laurie
  78. algebra

    On a graph, what would be the slope of (0,-2); (0,1)?

    asked by C
  79. evolutionary bio

    which is more parsimonious? the horse and the zebra are more closely related than either is to the chicken, or the chicken and the horse are more closely related than either is to the zebra ? horse and zebra ?

    asked by natash
  80. help

    I was wondering who can help me to do a sentences with affluence.

    asked by vero
  81. Womens Studies

    How does race affect social class

    asked by PJ
  82. spanish

    How does the environment, climate, terrain effect the interaction between man and nature in Bolivia, Paraguay,and Uruguay?

    asked by astrid
  83. Algebra

    (3k^3)^6

    asked by Ashli
  84. Algebra

    I am very confused as to how to make a table with the range of values I have this y=-1/2x-4 my table layout is similar to this; x_y_(x,y) ?_-1_? -2_?_? ?_-4_? 2_?_? 8_?_? **note** I used the underscore to separate the x,y and X,y to kind of make a chart.

    asked by Anonymous
  85. algebra

    On a graph, what is the slope of (-2,0); (0,1)?

    asked by C
  86. 205

    In three of last four presidential races, the winner of the iowa repbulican primary has not captured the republican nomination. Therefore, the winner of the next iowa republican primary will not capture the republican nomination

    asked by Nikki
  87. Economic Theory

    If the Consumer Price Index is imperfect, why do we use it?

    asked by greatdanelola
  88. algebra

    Using the intercepts to graph the equation X + 5y = 10 What points would I plot on the graph?

    asked by C
  89. french

    Je commencerai aussitot que tu arrivera. I get the first part is I will start as soon as....but why for arriver, you need to use le future simple? "I will start as soon as you will arrive"?

    asked by french
  90. marketing

    How will traditional and internet radio pose a threat to XM?

    asked by China
  91. medical reports

    should the patient be notified upon completon of purging of their medical records?

    asked by Theresa
  92. linear inequalities.

    i'm having a lot of trouble figuring out when to use a closed or an open interval. do i use infinity in every question where both numbers are not defined? insight? thanks/

    asked by claire
  93. MATH

    H0W D0 U UNDERSTAND THE UNiT CiRCLE WiTH SiNES, COSiNE, COSECANT AND STUFF LiKE THAT?

    asked by ARiEL
  94. Physics repost

    George has a bar magnet and a coil connected to a battery. To perform an experiment, he needs to use different values of current through the wire. How can he generate different values of electric current through the wire without connecting any other device

    asked by BAdams
  95. band

    In the piece Alamo March what typically happens on a trio?

    asked by ben
  96. french question

    I want to say In the afterjnoon, I .... is it De l'apres-midi, je....?

    asked by jack
  97. English/spelling

    What are words that change form to become plural?

    asked by Marie
  98. Living env.

    I need to do a venn diagram comparing and contrasting bacteria and virus. we havent learned anything about this yet so i don't have any notes. Thanks!! Jessie

    asked by Jessie
  99. French

    How do you say my dream job is to be a doctor? Mon meilleur metier est ....

    asked by Jason
  100. Biology 20

    Describe the principle behind the sucess of dialysis technology.

    asked by Laurie
  101. biology 20

    Identify the circulatory problem and symptoms which would result if a child was born with an incomplete AV valve between the left atrium and the left ventricle.

    asked by Laurie
  102. Biology 20

    Which blood cell is able to reproduce inside the circulatory system and why?

    asked by Laurie