CHEMISTRY (WEBWORK)

1,477 results, page 3
  1. ap chemistry

    how does chemistry apply to everday life?
  2. biology

    how does concepts of chemistry affect biology?
  3. chemistry

    what else could you use the Volhard method in Chemistry for? like is it used in a certain context?
  4. general

    What are some great sites to help you with chemistry problems?
  5. ap chemistry

    WHERE CAN I TAKE AP CHEMISTRY ONLINE DIAGNOSTIC TEST?
  6. chemistry+reply

    can someone reply to my previous chemistry thread please?
  7. science

    what is the best way to study for my chemistry test tomorrow
  8. chemistry

    what is chromatography? Its history,purpose in chemistry.
  9. Chemistry

    What is the chemistry behind the ASA – FeCl3 reaction?
  10. chemistry

    how does space exploration involve chemistry
  11. AP chem

    is there anyway that i could also get help with the chemistry problem that eric posted?
  12. Chemistry

    What is the chemistry behind the ASA – FeCl3 reaction?
  13. Chemistry

    How does understanding chemistry help us in todays world
  14. Chemistry

    Why would a firefighter or a reporter need to understand chemistry?
  15. 11th grade

    how do you solve a dilution problem, this is chemistry
  16. chemistry

    Hi you guys please help me with my chemistry homework, i need to find all these items and take them to my class in a ziploc bag *a hydrocarbon with a molecular mass greater than 100g/mol *2 porpanol *an aromatic compound(not the common usage of "aromatic"
  17. Chemistry

    A flask of known volume was filled with air to a pressure of 3.6atm. This flask was then attached to an evacuated flask of known volume and the air was allowed to expand into the flask. The final pressure of the air (in both flasks) was 2.7atm and the
  18. Math

    Can you please check my answers? Thank you! 18 out of 25 people love chocolate what percentage of people do not love chocolate? I got 28% 15% of the Chemistry class did not pass their chapter 7 test if the class has 38 students how many students did not
  19. mathematics

    in a class of 60 students, the number of students who passed biology is 6 more the number of student who passed chemistry. Every student passed at least 1 subject and 8 passed both subject. How many passed chemistry
  20. chemistry project please help really need it

    help me out in choosing a topic for my project it should be anyhow related to chemistry help me please
  21. chemistry

    I am doing stoicheometry and I need help. Is there anyone who knows about it? It's in my chemistry class. HELP! I am in tears and cannot figure this out.
  22. science

    can u suggest 5 advantages and 5 disadvantages of diffusion in chemistry
  23. chemistry

    What is an open and closed sytem refer to in chemistry? thanks!
  24. CAN ANYONE HELP?

    I posted my science (chemistry) question and I have received no help and i really need to get this done so can someone please help??
  25. chemistry

    how do you add ph values of neutrals and bases in chemistry?
  26. Science

    Kindly help me on simple project topic on chemistry
  27. Chemistry

    I really need help with this; it'll be the last chemistry question I ask: 44. Identify the type of reaction. a. AB ---> A+B b. AB + C--> AC + B c. AB + CD --> AD + CB Thanks -MC
  28. Plz urgent

    Can anyone please answer my chemistry question i posted quick?
  29. Chemistry

    Why is the mole considered an important quality in Chemistry? What does it allow us to do?
  30. CHEMISTRY HELP

    how can analytical chemistry help on different fields of sciences and technology?
  31. CHEMISTRY

    THE DIFFERENT TYPES OF THE FUNCTIONAL GROUP IN ORGANIC CHEMISTRY
  32. DrBobb222!! Help!!

    Please look at my Chemistry problems again, I reposted them with the constants and such. I am still confused!
  33. space

    What is the role of chemistry in outer space exploration?
  34. chemistry

    Where would you find iron II sulphide outside a chemistry laboratory?
  35. chemistry

    can you tell me how can i make a chemistry working model for class 9
  36. college

    organic chemistry 121-------------how to do dimensionalysis solving..
  37. college

    here is a chemistry 10 quetion. Convert 35.2mL to hm to third power
  38. chemistry

    Posted by Jenni on Monday, December 13, 2010 at 3:32pm. Determine the molarity of nitrate ions in a solution prepared by mixing 25.0 mL of 0.50 M Fe(NO3)3 and 35.0 mL of 1.00 M Mg(NO3)2 Please explain fully do not know where to start? chemistry - DrBob222,
  39. Chemistry

    Concentration 15.8 mg/L Final Volume 100.0 mL What is the concentration of phosphate in the original lake water sample if the unknown lake water sample in the option has been diluted by taking 25.0 mL of lake water and diluting it to the indicated final
  40. science

    How do the principles of physics and chemistry both come into play when developing new materials
  41. science

    How do the principles of physics and chemistry both come into play when developing new materials?
  42. chemistry

    hey i need help on finding a good oxidation chart for chemistry.
  43. Where is DrBob222?

    Hey does anyone know when DrBob222 comes on here, cause I have a lot of chemistry questions which I need him to check. Thanks.
  44. history/chem

    can someone briefly explain what did aristotle and what did plato contribute to chemistry?
  45. CHEMISTRY

    how would a chemistry student make a 600 mL of 1.5 M solution of NaBr?
  46. Reduction

    when NaBH4 is used as a reducing agent in organic chemistry, is the B or the H being oxidized?
  47. college chemistry

    what major concepts makes chemistry useful in everday life?
  48. A&P

    Why is chemistry such an important part of the study of Anatomy and Physiology?
  49. science

    chemistry Science.what can be deduced from the temperature change during the different reaction?
  50. chemistry

    what major concepts makes chemistry useful in everday life?
  51. To all chemistry students

    Please understand that one of our chemistry tutors is on vacation this week. Please be patient.
  52. CHEMISTRY

    how would a chemistry student make a 600 mL of 1.5 M solution of NaBr?
  53. science

    someone please help with this chemistry question. Describe what happened when Ag+ combined with Na^2CO^3. What does this indicated?
  54. Calculating Charge on a Polpetide

    10) What is the charge on the peptide CHEMISTRY at pH 8.3?? How would you go about this?Look at the ionizable groups? Thanks, Rachel
  55. chemistry

    I need some help with making a solubility rule for CrO4 -2 for my chemistry homework.
  56. chemistry

    I need help on a balance ionic equation in chemistry Ca(NO3)2 + NaOH
  57. Chemistry

    Please,tell me the ways I can use to understand chemistry better.I need help,and it is urgent because am starting to drop.
  58. Chemistry- volumn

    chemistry: 50mL HNO3 + 50.5mL HaOH = volumn?
  59. Statistics- Math

    One student scored 54 on a math test for which the mean score was 50.5 and the standard deviation was 3.2. Another student scored 80 on a chemistry test for which the mean score was 75.2 and the standard deviation was 5.2. Which student (math or chemistry)
  60. Chemistry

    4.00 mol of solid A was placed in a sealed 1.00-L container and allowed to decompose into gaseous B and C. The concentration of B steadily increased until it reached 1.20 M, where it remained constant. A(s) B(g)+C(g) Then, the container volume was doubled
  61. Chemistry

    List three advantages and three disadvantages of improvised apparatus in teaching chemistry?
  62. science

    how does(what is the chemistry involved) k2so4 raise the boiling point of h2so4
  63. math

    who are the fathers of following subjects a)maths b)physics c)chemistry d)biology e)social
  64. Chemistry

    Why was Wohler's synthesis of urea significant to the field of carbon chemistry? Please help. Thank you.
  65. chemistry

    where would you find calcium carbonate and sodium chloride outside a chemistry lab?
  66. ics

    Chemistry,what is the k.e of 4 moles of nitrogen gas at 127 degree centigrade?
  67. Chemistry - Forensics

    Discuss the chemistry of chemical reagents in forensics. Please be as specific and clear as possible. Thank you!
  68. Chemistry

    What is the difference in molecular chemistry between silicone polymers and other polymeric materials?
  69. chemistry

    Is Procion Red Dye a suitable model for chemistry lab?
  70. chemistry

    where would you find iron II oxide and sodium hydrogencarbonate outside a chemistry lab?
  71. Chemistry

    What is the difference in molecular chemistry between silicone polymers and other polymeric materials?
  72. Chemistry

    What is the difference in molecular chemistry between silicone polymers and other polymeric materials?
  73. chem 106

    What is the chemistry of a fusible alloy, and how is one incorporated into an automatic sprinkler system?
  74. Chemistry II

    Why is YBa2Cu3O7 a super conductor? Explain Chemistry and Structural bases.
  75. chemistry

    which of the following has highest binding energy (nuclear chemistry) Fe-56 , O-16 , H-3 , U-235 and explain why
  76. Science

    Chemistry: What is the general formula for a chemical reaction? reactants >> products
  77. lang

    A science that looks at atmosphere and the weather. A. Chemistry B. Meteorology C. Geology D. Astronomy d
  78. Chemistry

    I'm not doing so well in ap chemistry. i think i'm not studying the right way. can anyone suggest how i can raise my grade? i do my homework but it doesn't seem to help.
  79. math111

    in a science class,65 student study physics while 40 study chemistry.if there are 93 student in the class,how many student study both physics and chemistry?
  80. (19) Chemistry - Science (Dr. Bob222)

    Use the following information to answer this question: Cu+(aq) + e- → Cu(s) E° = 0.521V Cu2+ (aq) + e- → Cu+ (aq) E° = 0.153 V. Given these half cell reactions, an aqueous solution of Cu+ ion in the absence of O2(g) : A. will be thermodynamically
  81. Chemistry HELP ASAP

    A Gouy balance is used to determine the magnetic susceptibility of a substance. A strong electromagnet is placed next to the sample, which is on a balance. If the sample is paramagnetic, the mass reading of the balance will increase when the field is
  82. chemistry

    What pressure would have to be applied to steam at 325°C to condense the steam to liquid water (ÄH vap = 40.7 kJ/mol)? Responses Dr bob please! Chemistry - GK, Friday, November 28, 2008 at 11:47pm Use the Clausius-Clapeyron Equation to calculate the
  83. maths

    In a class of 60 students, the number of students who passed biology is 6 more than the number who passed chemistry. Every student passed at least one of the two subjects and 8 students passed both subjects. I) how many students passed biology? ii) how
  84. AP CHEMISTRY

    Could someone please tell me where to find the 2008 AP Chemistry Multiple Choice for FREE ONLINE? Thank You in advance!
  85. top ville college

    Chemistry What volume of carbon (iv) oxide at s.t.p is evolved when o.5moles of NaHCO3 is heated
  86. 8th grade

    In chemistry what is the practical applicaiton of scientific principles to solve everyday problems?
  87. Chemistry

    Why a model of the atom is crucial to understanding chemistry and in explaining the behavior of matter?
  88. chemistry

    Hi I am in AP Chemistry and I did not take regulars chem so I have never done labs before and was wondering If anyone could give me examples on how to do a lab
  89. DrBob222 help me!!

    Please I posted a chemistry question but I havent gotten any answer back please help me, sorry for having so little patience answered below.
  90. organic chem

    organic chemistry lab and why is water the first choice for recrystallization when all factors are equal?
  91. Science repost for help

    Sciece (chemistry) - help, Tuesday, September 25, 2007 at 4:32pm what is the particle theory
  92. Last chemistry post

    Can someone please reply to my previous post about chemistry preferable DrBob since he was helping me on it, but anyone is fine.
  93. chemistry

    answers to latenite labs chemistry lab#9 stoichiometry by loss of CO2
  94. chemistry

    what is the purpose of using an ice bath in organic chemistry when isolating the final product?
  95. college

    organic chemistry lab and why is water the first choice for recrystallization when all factors are equal?
  96. chemistry

    The half-life of a reaction was found to be inversely dependent on the concentration of the starting material. Thus, we can say that a. the reaction is zero order b. the reaction is first order c. the reaction is second order d. the reaction starts out
  97. chemistry

    The half-life of a reaction was found to be inversely dependent on the concentration of the starting material. Thus, we can say that a. the reaction is zero order b. the reaction is first order c. the reaction is second order d. the reaction starts out
  98. Chemistry

    Please help-I need to give at least three examples of how heat, solutions,equillibrium, nuclear and organic chemistry are interrelated. Thank you
  99. Chemistry

    This is question 4a on section a.12 chemistry. What will you observe happening to the balloon as it sits in the warm car
  100. Clinical Chemistry

    Anyone here good with clinical chemistry, particularly separation assays and high performance liquid chromatography?

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