chemistry! URGENT

61,261 results, page 40

  1. chemistry

    what is the lewis structure for N-bromosuccinimide?
  2. chemistry

    define a chemical bond
  3. Chemistry

    How many mL of 0.49 M HCl will neutralize 42 mL of 1.48 M NaOH?
  4. Chemistry

    What is the final concentration if 27.08 (MW: 36.46) dissolved in 55.51 ml?
  5. Chemistry

    Describe electron delocalization.
  6. chemistry

    hydrogen may not be advantagous as a fuel because
  7. chemistry

    I say unsaturated. Am I right?
  8. general chemistry

    how to calculate molarity?
  9. chemistry

    I say unsaturated. Am I right?
  10. chemistry

    what is the weight in kg of 3*10 22 molecules of NaOH
  11. chemistry

    write 63 ml in scientific notation
  12. chemistry

    What is the chemical formula of ketohexose?
  13. chemistry

    the no. of neutrons in 5g of D2O(Dis 2/1 H) are:
  14. chemistry

    Why is respiration an exothermic reaction?
  15. Chemistry

    Which base is the strongest for the given [H+]? A)10^-9 B)10^-11 C)10^-10 D)10^-12
  16. CHEMISTRY

    H2So4+S2=2S2+H2O
  17. chemistry

    sulphur+iron filings
  18. chemistry

    explain the fire symbol
  19. chemistry

    1.4602 cm x 2.488 cm x 10.399 cm =??
  20. Chemistry

    What is the molar number of PbI2
  21. Chemistry

    What is the mass of 3.01 x 10^22 iron (II) ions, Fe^2+?
  22. Chemistry

    Orbital Hybridization of CH2Cl2?
  23. chemistry

    how many sig figs are in 85,100?
  24. chemistry

    Find the volume of 20.0g of benzene
  25. Chemistry

    convert 58.8 atm to kPa
  26. Chemistry

    explain how to 1kpa to atm
  27. Chemistry

    how to multiply 2.45 mol x 6.02x10^23
  28. chemistry

    Is this correct? 3.84 mol(2 H2O/7.68)????
  29. CHEMISTRY

    hOW TO PREPARE HCL SOLUTION OF 5-7 pH.
  30. Chemistry

    Can you check my answer for the PH question @12:04 11/20?
  31. chemistry

    chemical reactions type?
  32. chemistry

    What is crystalline pprecipitate? Please.
  33. chemistry

    A solution with a pH of 7 has a [OH1-] of? 1 x 10-7 M?? Is that correct
  34. chemistry

    Why vaporization is a cooling process ?
  35. chemistry

    Why an atom is electrically neutral ?
  36. chemistry

    What is the molality of 67.1g of Nano3 in 2.5l of water
  37. chemistry

    How do I make a Smoke Bomb
  38. chemistry

    What is brownian motionand example
  39. Chemistry

    Chemical properties of salts
  40. chemistry

    Is sodium isotonic with Mg²+
  41. chemistry

    Please help what is the molecule CH3CH2CHCHCH3
  42. Chemistry

    Balance Fe2O3 + CO--> Fe + CO2
  43. chemistry

    Prove : Gr degree = 383 kj
  44. chemistry

    ho electrons are there in a silicon atoms?
  45. chemistry

    (2*10^3g/8.165g)/(0.071cm^3/0.051cm^3)
  46. Chemistry

    What is the uncertainty (+/- ?) of molar concentration (M)?
  47. Chemistry

    What is the percentage of nitrogen in N2O?
  48. chemistry

    10 l of a solution containing 1.5 moles of HI
  49. chemistry

    PH of gatorade and body sweat
  50. Chemistry

    If 30 ml of 02 M HCL with 45 ml what is the molarity of NaOH
  51. Chemistry

    What is C7H6O3 in empirical form and how do you get there?
  52. Chemistry

    I don't know what to do once I get the .49999 number
  53. Chemistry

    Can I call someone and talk to them
  54. Chemistry

    Does a k constant have a unit?
  55. chemistry

    A compound is 52.17 % C, 13.04 % H and 34.78 % O. What is its empirical formula?
  56. Chemistry

    2Li + Cu(NO3) > 2LiNO3 + Cu
  57. Chemistry

    Does methane dissolve in water?
  58. science

    write aout chemistry
  59. Chemistry

    is concrete homogeneous or heterogeneous
  60. Chemistry

    Is photosynthesis a reversible reaction?
  61. Chemistry

    Is fermentation an irreversible reaction?
  62. Chemistry

    Can I know the molarity of acid rain?
  63. chemistry

    Le Chatelier's principle lab
  64. chemistry

    Convert 1.01 x 10-8 seconds to nanoseconds
  65. CHEMISTRY

    what is the proper name for C6H14?
  66. Chemistry

    how many gram of Cl are in475g of CaCl
  67. chemistry

    how i can prepare 0.6M H3PO4(250ml).
  68. chemistry

    how i can prepare 0.6M 6H3PO4(250ml).
  69. chemistry

    6.3E10 cm converted to ft would be
  70. chemistry

    what is the anion and cation of Na2CrO4
  71. chemistry

    what is the anion and cation of Na2CrO4
  72. chemistry

    what is the bond order for BeF2?
  73. chemistry

    what is the molarity of the KCI solution.
  74. Chemistry

    Why is Hydrogen sulfate amphiprotic?
  75. Chemistry

    Can pi bonds be made from d-orbitals?
  76. Chemistry

    Can pi bonds be made from d-orbitals?
  77. CHEMISTRY

    ^H FOR CS2+3O>CO2+2SO2
  78. Chemistry

    Are there any disadvantages of a mass spectrometer
  79. Chemistry

    What is the chemical formula and name for: Na+1 and Na-3?
  80. chemistry

    why potassium permegnate is colourd
  81. chemistry

    55 gm laughng gas contains ---------gm N.
  82. Chemistry

    Cu+HNO3-Cu(NO3)2+NO+H2O
  83. Chemistry

    Can enzymes be called Polymers ?
  84. chemistry

    What is law of mass action
  85. chemistry

    what is the bond order of oxygen
  86. Chemistry 101

    what is CAH2 + H20
  87. Chemistry

    How many mL of 1.2 M HCl is needed to react with 5.8 g of Al(OH)3
  88. chemistry

    calculate the valume of 200g og h2
  89. chemistry

    why hexane dissolved in toluene?
  90. Chemistry

    What is the reaction of dilute HCl with Zn?
  91. Chemistry

    What is the mass of Na in 20g of Na2Co3
  92. Chemistry

    Convert 33°c and 43°c to Kelvin scale
  93. Chemistry

    What is the OH- concentration of a solution whose pH is 12.40?
  94. Chemistry

    How many mole of fe2o3 will be formed?
  95. chemistry

    how can we produce ethane from methane?
  96. chemistry

    Descibe the frasch process
  97. Chemistry

    how many atoms of S are in 9.2 moles of Na(SO4)2?
  98. Chemistry

    How do i calculate the pH of 0.0020mol/l HCl
  99. Chemistry

    What's the formula for Li2Co3+Co(NO3)3(aq) ->
  100. Science - Chemistry

    How many atoms in a diamond.
  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. 11
  13. 12
  14. 13
  15. 14
  16. 15
  17. 16
  18. 17
  19. 18
  20. 19
  21. 20
  22. 21
  23. 22
  24. 23
  25. 24
  26. 25
  27. 26
  28. 27
  29. 28
  30. 29
  31. 30
  32. 31
  33. 32
  34. 33
  35. 34
  36. 35
  37. 36
  38. 37
  39. 38
  40. 39
  41. 40
  42. 41
  43. 42
  44. 43
  45. 44
  46. 45
  47. 46
  48. 47
  49. 48
  50. 49
  51. 50
  52. 51
  53. 52
  54. 53
  55. 54
  56. 55
  57. 56
  58. 57
  59. 58
  60. 59
  61. 60
  62. 61
  63. 62
  64. 63
  65. 64
  66. 65
  67. 66
  68. 67
  69. 68
  70. 69
  71. 70
  72. 71
  73. 72
  74. 73
  75. 74
  76. 75
  77. 76
  78. 77
  79. 78
  80. 79
  81. 80
  82. 81
  83. 82
  84. 83
  85. 84
  86. 85
  87. 86
  88. 87
  89. 88
  90. 89
  91. 90
  92. 91
  93. 92
  94. 93
  95. 94
  96. 95
  97. 96
  98. 97
  99. 98
  100. 99
  101. 100