Questions Asked on
May 5, 2008

  1. spanish NEED HELP

    I have an oral exam tommoorrow and I am problems translating what the questions are asking? Then i have to answer them I have 4 questions that I can't seem to understand. 1. Que tipo de ejercicio haces para llevar una vida sana? 2. como preparas para la

    asked by sam
  2. science

    element Q forms compounds with the element X and with element Z write the formulas for these 2 compounds?

    asked by Chelsea
  3. science

    what would the formula be for a compound containing chromium (III) ions and ions of element 27?

    asked by Chelsea
  4. science

    what does fluorine ion have in common with a neon atom and a sodium ion?

    asked by Chelsea
  5. science

    Ddraw an electron dot structure for a compound of fluorine and Z?

    asked by Chelsea
  6. science

    If an atom of X reacts with an atom of X what kind of bond forms?

    asked by Chelsea
  7. science(chem)

    Commercial hydrazine is sold as a 64% solution. Using that as your starting material, how would you prepare a 5% solution of hydrazine? well if it is sold as 64% solution would that mean that it has 64g of hydrazine per 100ml of solvent(water)? and what

    asked by ~christina~
  8. Intro to Lan

    Can someone please point me in the right direction? Thanks. the info is a bit lengthy. here goes. Explain how you would create the users for the sales organization unit and how to set up work groups in this particular situation. Keep in mind that you may

    asked by James
  9. Spanish please help

    can you please help me translate the answers 1: What type of exercise do you do in order to live a healthy life? I play sports and walk everyday 2: How do you prepare for school in the morning? (use reflexive verbs) First I take a shower then I get dressed

    asked by sam
  10. chemistry

    I need some help with afew questions that I have and I have to go to bed soon for school tomorrow. how are molecules and polyatomic ions similar?

    asked by Chelsea
  11. Critical thinking

    Could someone please help me I do not know how to figure these problems out: write the names for the compounds as ionic, polar covalent, or non-polar covalent. SO3/CaO/I2... write the names for the compounds with these chemical formulas: Ag2SO4/ Lif/ CS2/

    asked by Chelsea
  12. chemistry

    Is Sulfuric acid -- H2SO4 ----- a carboxylic acid?

    asked by Priya
  13. Physics

    A 120 kg football player tries to dive into the endzone at 7.5 m/s to score a touchdown. A 150 kg player dives out of the endzone into the other player at 5 m/s to try and stop him. They collide at the goalline and the tackler holds on to the player diving

    asked by Jane
  14. Spanish please test tommorrow

    can you please help me translate the answers 1: What type of exercise do you do in order to live a healthy life? I play sports and walk everyday my answer in spanish: Me siento muy feliz sobre mi perito nuevo 2: How do you prepare for school in the

    asked by sam
  15. Please help with Chemistry due today

    please help with the questions that I have submitted.

    asked by Chelsea
  16. french

    How do you pronoun "eu", is there a website that I could search for pronunciation?

    asked by french
  17. goverments

    What is people's rights

    asked by Anonymous
  18. please revise

    Oligarchy dominated Latin America’s political structure from 1900 to 1939. At the height of the European industrialization, Latin America became Europe’s main provider for raw materials. Mexico, for instance, provided Europe and North America with

    asked by Christi
  19. Science

    I need help with a a school science test held tommorrow. Its about chemical equations and I was wondering if someone can explain to me how to add ions and valencies when adding chemical equations? Any help would be greatly appreciated

    asked by christina
  20. science

    What is the pH of the solution created by combining 11.20 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?

    asked by sara
  21. chemistry

    What is the pH of the solution created by combining 12.30 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00 mL of the 0.10 M HC2H3O2(aq)? mL NaOH pH wHCl pH wHC2H3O2 12.30 What are the pH values if you take into account that the 8.00

    asked by Renee
  22. ECONOMICS

    Author are typically paid a royality which is a fixed percentage of revenue; a common figure 10% of sales revenue. Show that the price desired by an author is always less than the price desired by a profit maximising publisher. What is the elasticity of

    asked by ZIO
  23. year 7 science

    what gas is made from hydrochloride and zinc? Is it zinc chloride? how to test for zinc chloride what experiment to do . thanks i`m stuck on these questions . not very good at science!

    asked by anon
  24. science year 7

    when zinc is dropped into hydrochloric acid whaich gas is formed? is it zinc chloride? how would you test for the gas and what would happen?

    asked by lolly
  25. angle

    1.) From the top of a lighthouse 52 metres high,the angles of depression of two ships due north of it are 42 and 37. How far apart are the ships ?

    asked by MTH
  26. statistics

    Hypothesis testing on a paired sample, using the sign test. An educational psychologist suspects that having cats improves performance on statistics finals. With funding from the Socks foundation, she did a pair study, with carefully chosen pairs of

    asked by amanda
  27. english

    I am just completely stuck and on the verge of giving up. My last day of school is today and if I don't hand in this essay I will fail no matter what. The essay is on the type of essay, voice and tone in the chapter toolbox of Stephen King's book, On

    asked by molly
  28. math

    2x=0 is that no solution or what can i further do?

    asked by ann
  29. Dr. Bob Chemistry question

    Ok this is what i got for the grams part now.... Total mass is 20.14 + 51.64 + 11.34 + 15.06 = 98.18 %H2O = (20.14/98.18)*100 = 20.51% %C2O4 = (51.64/98.18)*100 = 52.60% % Fe 3+ = (11.34/98.15) * 100= 11.55% % K + = (15.06/98.15) * 100 = 15.43 % 20.51 g

    asked by LT
  30. science an politics

    adverse consequences-flood,drought, food shortage, rising sea levels, deforestation....is there anything within the Universal Declaration of Human Rights we can use to protect people who hasn't done anything to cause global warming?

    asked by Jay
  31. math

    what is the answer to 12x^2-18x-21

    asked by Anonymous
  32. Chemistry

    How many grams of KCl can you dissolve in 50. g of water at 70 degrees C?

    asked by Kate
  33. Anatomy

    Lying by the pool on a sunny day will produce an increase in the protein a Melanin b keratin c sebum d collagen?

    asked by Jin Kobeaux
  34. history, and your opinion

    The songs Lift Every Voice and Sing and America the Beautiful both have religious refernces in the first stanza. Our current national anthem, The Star Spangled Banner does not. Traditonally only the first stanza is sung at baseball games and events. I need

    asked by kate
  35. state flote

    what kind of state flote can I make of minnesota???????????.....

    asked by maria
  36. Science

    In a gas kept at a constant temperature, all molecules move with the same speed. True or False? I believe that is true because the pressure would be equal if the temperature is so the molecules would have the same speed.

    asked by Hilda
  37. math

    Solve the system of equations: x - y - z = 2 x + 2y - 2z = 3 3x - 2y - 4z = 5 I know how to do the whole process, but sometimes I make careless errors that I never catch when I go over my work. This is the answer I worked out: x = 5 y = 1 z = 2 could

    asked by Jennifer
  38. macroeconomics

    with the level of government spending given, why might an increase in the tax rate cause an increase in the budget deficit?

    asked by Mel
  39. Social

    What did Canada do in the 1980's to try to promote economic growth??

    asked by Robynn
  40. IST 423 Computer networking

    For some reason I'm having trouble posting the question. Here it is hopefully. Q2.CDMA Communication: Stations A and B are expected to communicate using Code Division Multiple Access (CDMA). Binary chipping sequences for A and B are 0 0 1 0 1 0 1 0 and 1 0

    asked by Crumbs
  41. chemistry

    Hi this is regarding my earlier post as to whether H2SO4 is a carboxylic acid If it is not a carboxylic acid, what can it be?

    asked by Priya
  42. chemistry

    I know that benzene is an alkene, but what is Isopropylbenzene -- C9H12 ?

    asked by Priya
  43. chemistry

    Ethanol(alcohol) -- CH3CH2OH is an alcohol, that I am quite positive about. But what is Fluoroethane -- C2H5F ?

    asked by Priya
  44. math

    help me i am stcuk on my math, my teacher told me to convert this to a fraction and they wont help me please show me how!!!!!! 5.3 =

    asked by janey b
  45. Physics

    A sample of charcoal from an archaeological site contains 55 g of carbon and decays at a rate of .877 Bq. How old is it? ok I am totally lost, I don't know where to start

    asked by J
  46. Chem Help!

    How do I perform the following conversions of pressure units: 168 torr = What? I also need help with Performing the following conversions of pressure units: 5.0 x 109 Pa = What?

    asked by Lisa
  47. CHemistry

    True/ False: The pH of a soln that is 0.20 M CH3COOH and 0.20 M CH3COONa should be higher than the pH of a 0.20 M CH3COOH soln Would it be true since CH3COOH and CH3COONa are both weak acids, and if you mix them together, it becomes more diluted, and hence

    asked by Stephanie
  48. Chem Question?

    I answered this question already, but would like you to check if the answer I provided was right. If for some reason my answer was not right please provide me with the right answer. 1)The air in the inner tube of the tire of a racing bike has a pressure of

    asked by Lisa
  49. Science

    What are some interesting facts about telescopes?

    asked by Moniqua
  50. MATH!!!!

    These are the last three quetions on my test and i really need the answers or help i have been trying for so long and don't understand them please help me!!!!!!! 1.) 5(2x+3) 2.) -3c-8+7c+10 3.) -5(x-1)+8x

    asked by Madyline
  51. chemistry

    Last question :) 2-iodopropane -- C3H7I What is this classified as? Thanks

    asked by Priya
  52. mathematics

    please if you kow the answer to this help me :) Changeing -1.625 into a fraction solving 4/5 divided by 1/3 2/3 x 1/4 - 5/6 it would be a great HELP

    asked by Bobby
  53. science

    What is a Comet Star ? IS it a star or type of Comet?

    asked by anna
  54. chemistry-Dr.Bob

    ok for a lab we had to titrate a solution with KMnO4 and for each trial i got 22.83 mL,23.92, and 22.48 I need to find the mass percent of the oxalate ion. How would I do this? The equation is MnO4-+C2O4 2- -> Mn 2+ + CO2 In the lab we used about .1 g of

    asked by Trisha
  55. Speech

    What do parents want for their children, both in terms of education and life in general? Other then a the same old saying good education, house, & a career! Other than that what do they look for? Help me list five please?! Thanks hopefully you understand

    asked by China
  56. Chemistry ? help!

    How do I perform the following conversions of pressure units: 168 torr = What?

    asked by Lisa
  57. chemistry-Dr.Bob

    so is the balanced equation MnO4+C2O4->Mn +2CO2.. that doesnt make sense because there are 8 oxygens on the right side..

    asked by Trisha
  58. Chem-Gas Stoichiometry

    N2+3H2->2NH3 What volume of hydrogen is necessary to react with five liters of nitrogen to produce ammonia? (assume constant temp. and pressure.)

    asked by Alex
  59. social studies

    which president had the most jellybeans consumed at their election?

    asked by Candy
  60. chemistry

    well is there now 12 oxygens on the left side from the other 4 oxygens from the MnO4 or do they make water?

    asked by Trisha
  61. chemistry

    well is there now 12 oxygens on the left side from the other 4 oxygens from the MnO4 or do they make water?

    asked by Trisha
  62. civics

    i need help finding informaiton to argue against the Colege Cost Reduction and Access Act

    asked by maggie
  63. Chem H.W. Help!

    If You transfer a sample of a gas at 17 °C from a volume of 5.67 L and 1.10 atm to a container at 37 °C that has a pressure of 1.10 atm. What is the new volume of the gas?

    asked by Lisa
  64. science

    how can a plant be a parent to a plant that takes root several miles away?

    asked by Rebecca
  65. Math

    what is 2+s-3/7=6/7 what is s?

    asked by Desi
  66. science

    what animal has a better adaptation to its inviorment

    asked by mike
  67. Grade 12 Biology

    If the process of ion attraction within the nephron is not functioning properly what would you expect to find in the blood and urine? Thanks! I don't even know where to begin this one! Thanks for the help!

    asked by Alexia: This is URGENT!
  68. History

    For Homework were suppose to "Trace the conflict of England and France from the battle of Hastings to the defeat at the battle of the Spanish Armada" Are teacher is sort of really bad... we don't know if were suppose to use the text book or not... we've

    asked by Bob
  69. Science-Weather

    Good evening, My task is to create a 24-hr weather forecast for Toronto with Toronto being +1 degree Celcius and a warm front coming in. But how do i create a 24 hr forecast.

    asked by Salina
  70. physics

    What model is the basis for chemistry?

    asked by kenah
  71. Algebra

    Determine whether the graphs of the equations are parallel, perpendicular, or neither. y=-x+2 y=-x-3

    asked by Samuel
  72. Pre-Algebra

    What is the formula to find the area of a circle? May I have an example?

    asked by Joy
  73. Math, derivatives

    f(x) = x² + 2Cos²x, find f ' (x) a) 2(x+cos x) b) x - sin x c) 2x + sin x d)2(x - sin2x) I got neither of these answers, since the 2nd part should be chain rule, right? f(x) = x² + 2Cos²x = x² + 2(Cos x)² then f '(x) = (2)(2)(cosx)(-sinx) My answer:

    asked by Terry
  74. Trig

    Find sec theta if sin theta = -4/5 and 270 degrees < theta < 360 degrees.

    asked by Justin
  75. Algebra

    Write the slope-intercept form of an equation for each line, given either the slope and the y-intercept or the coordinates of two points. (5, -3) and (-4, -3)

    asked by Samuel
  76. the scarlet letter

    what conclusion can be drawn about the puritan population based on the description of the crowd gathered at the prison?

    asked by Sean
  77. the scarlet letter

    what was hester's crime and punishment?

    asked by Sean
  78. finance

    A potential homebuyer has an annual income of $40,000.00. Assuming an affordable monthly mortgage payment of $850.00, what is the affordable mortgage amount at an interest rate of percent for 15 years? a) $127,820 b) $94,655 c) $91,314 d) $81,626

    asked by Mimi
  79. IT - project work

    I keep getting a 'Code 0; Permission Denied' error, while trying to run some hta embedded vbs over my LAN Network, but when I run it locally (on my desktop) its just fine. My guess is this has something to do with writing to and / creating files in the

    asked by Josh
  80. programming

    I keep getting a 'Code 0; Permission Denied' error, while trying to run some .hta embedded vbs over my LAN Network, but when I run it locally (on my desktop) its just fine. My guess is this has something to do with writing to and / creating files in the

    asked by Josh
  81. Science-Weather

    Do the pressure systems in the Arctic move at the same speed as the pressure systems in the south? If so, why is this? I not sure about this question. I think there different, but i am not positive.

    asked by Salina
  82. art

    Was wondering, what kinda job I could get with a BTEC National Diploma in Fine Arts???

    asked by Josh
  83. the scarlet letter

    what is the effect of the "dame of fifty" being the first to introduce hester to the readers?

    asked by Sean
  84. physics

    A sample of charcoal from an archaeological site contains 55 g of carbon and decays at a rate of .877 Bq. How old is it? ok I am totally lost, I don't know where to start

    asked by J
  85. Social Studies

    Whho could vote when the constitution was first ratified?

    asked by Clayo
  86. math

    what would be the equation of a line that has a slope of -2 and passes through point (3,5)? Please help! Math test tomorrow:(

    asked by Julia
  87. chem

    Is dimethyl ether a polar molecule? between dimethyl ether and ethyl alcohol, which molecule is expected to be more soluble in water? explain.

    asked by natash
  88. Chemistry

    Do you understand what they are asking? Which of the following physical properties can be used to measure temperature using a thermometer? volume pressure density viscosity Im guessing they are talking about viscosity but I don't quite fully understand it

    asked by Jamie
  89. chem

    what kind of e-pair geometry, molecular geometry, and bond angles does C4H10 exhibit? I'm confused.

    asked by natash
  90. algebra

    the sequence 29, 31, 33, 35, 37.... 49 has 11 terms. Evaluate the related series.. my teacher said its 429 don't see how she got it

    asked by jerson
  91. chemistry

    what are the 3 isomers of C2H2Cl2 what are 2 isomers of C2H3Br3, are any other isomers possible? explain.

    asked by natash
  92. algebra

    does the infinite geometric series diverge or converge? 1/7 + 1/14 + 1/28 + 1/56 +

    asked by jerson
  93. chemistry

    What functional group(s) must be present in a monomer of a condensation reaction?

    asked by Mable
  94. math

    what is 19+10s+14s+9+15s

    asked by kim
  95. chemistry

    How many mL of 0.3 M HCl(aq) are needed to neutralize a 60 mL solution of 0.15 M Ba(OH)2?

    asked by mo
  96. Art History

    What affected Monet's work?

    asked by John
  97. programming

    How do I delete a file on my shared LAN network with vbs??? 1. The vbs file is in the same directory as the file i need deleted 2. How do I do this without having to declare long locations??? Anybody? help would be appreciated thanks

    asked by Josh
  98. physics

    Calculate the energy released in the fusion reaction 2 3 4 1 1 H + 1 H->2 H +0 n. The atomic mass of 3 1 H (tritium is 3.016049 u. I am lost! help please!

    asked by J
  99. math

    can someone please help me fast before midnight. a)I need the correlation between x and y b)slope of linear regression c)y intercept of linear regression for the points (1,8)(2,6)(3,4)(4,2)(5,5)

    asked by john
  100. chemistry

    How many mL of 0.3 M HCl(aq) are needed to neutralize a 60 mL solution of 0.15 M Ba(OH)2? THe answer please

    asked by mo
  101. Communication

    With a carrier voltage of 80Vp-p and %m at 100 what is Vm,Vmax,Vmin,Vusb,Vlsb

    asked by Charles
  102. chem lab

    My lab is on Comparison of the B-carotene content of raw and cooked carrots...if you use a single 5.0g piece of carrot, do you expect to extract more or less B-carotene than with the finely cut carrot sample? explain.

    asked by natash
  103. Communication

    If Vmax is 18V and Vmin is 6V what is %m,Vc,Vm,Vusb,Vlsb

    asked by Charles
  104. algebra

    I am given the perimeter of the rectangle. It is 96cm. The length is 3 times the width. What are the measurements of the 4 sides of the rectangle? I need the formula please.The answer is 12 and 36, I think.

    asked by Sonya
  105. ethics

    What are the most significant similarities between the Chinese American and Japanese American [cultural] experiences? What are the differences?

    asked by brady
  106. chem

    How many isomers of C2H3Br3 are possible? explain.

    asked by natash
  107. Finance

    Until recently, Augean Cleaning Products sold its products on terms of net 60, with an average collection period of 75 days. In an attempt to induce customers to pay more promptly, it has changed its terms to 2/10, EOM, net 60. The initial effect of the

    asked by ronda
  108. writing

    can you give me some ideas for writing a essay about recycling, conserving water, conserving electricity, and stopping pollutions. My teacher wants me to write paragraphs that are long like 10 sentences.

    asked by Anonymous
  109. Electronics

    If Vmax is 18V and Vmin is 6V what is %m,Vc,Vm,Vusb,Vlsb

    asked by Charles
  110. Electronics

    With a carrier voltage of 80Vp-p and %m at 100 what is Vm,Vmax,Vmin,Vusb,Vlsb

    asked by Charles