chemistry! URGENT

61,261 results, page 36

  1. chemistry

    what is the formula for magnesium with Nitrogen
  2. Chemistry

    solve Ka for HX => H^+ + X^- given 0.1M LiX at pH=8.9
  3. Chemistry

    How many moles are there in a 4.3 mole of tungsten?
  4. Chemistry

    How many protons, nuetrons, and electrons are in 18 2- O 8
  5. Chemistry

    How many moles are there in a 4.3 mole of tungsten?
  6. Chemistry

    Why do atoms display spectra?
  7. Chemistry

    Is xylose a pentose or a hexose?
  8. Chemistry

    What does equivalence point mean?
  9. chemistry

    45.0 ml of 9.0x10 the negative 2m hno3
  10. Chemistry

    what is the % of mass of 50.0g of solute in 45.0g of water?
  11. chemistry

    what is the vapor pressure of ethonal at 75°c?
  12. chemistry

    the kingdom animalia includes
  13. chemistry

    H2(g)+Cl2<--->2HCl(g)+184kj
  14. Chemistry

    can u calculate the number of moles 0.5g of H?
  15. chemistry

    What is the oxidation number of Ga in Ga(NO2)3? is it O?
  16. Chemistry

    DrBob, if you're still on...what do I do for NaCl??
  17. chemistry

    What is the pH of a solution that is 0.20 M CH3COOH and 0.10 M CH3COONa?
  18. Chemistry

    Is 20.0 mL of 3.0 M HF a buffer solution with an approximate pH of 3?
  19. chemistry

    what is the density of O2 gas at STP
  20. chemistry

    how to find grams from 12 moles
  21. chemistry

    when is a chemical bond broken
  22. Chemistry

    How do you convert fahrenheit to "K" If its 60 degrees F, how do I get to "K" Thank you
  23. Chemistry

    Q: How is melting different from evaporation?
  24. Chemistry

    Q: How is boiling different from sublimation?
  25. Chemistry

    Is the formula for benzene : C6H6 ?
  26. chemistry

    what is the value of log in a pH calculation?
  27. Chemistry

    Balance the solutions of Fe2+
  28. college chemistry

    density of sulphur
  29. chemistry

    What is the molecular mass of aspirin?
  30. chemistry

    How many atoms does 2.0 moles of He represent?
  31. chemistry

    calculate the number of atoms of C of 25.0g C?
  32. chemistry

    What is the ph of a 0.00100 M HCl solution?
  33. chemistry

    what is the perpose of the phenolphthalein solution?
  34. chemistry

    NaOH+CO(NH2)2----> what's the products??
  35. chemistry

    what is the percentage of water in Ba(OH)2 x 8H2O?
  36. chemistry

    What is the pH of 0.10 M HNO2 given Ka = 4.5x10-4.
  37. chemistry

    give 30 example of solute
  38. chemistry

    what is the equivalent of 0.46ml in microliters?
  39. chemistry

    What is the coordination number of [Pt(NH3)4]2+
  40. Chemistry

    Ti(CH3CH2OH+HCl+C2H6O
  41. chemistry

    How to find the density of mercury
  42. chemistry

    convert 8.99 x 10^2 m/s^2 units of km/hour^2?
  43. chemistry

    How many cm does it take to make 500ml
  44. chemistry

    How many cm does it take to make 500ml
  45. Chemistry

    Does methanol absorb UV light?
  46. chemistry

    What is the mass, in grams, of 3.57×10^−2 ?
  47. chemistry

    the # of protons in an atom of sodium-23 is
  48. chemistry

    the # of electrons in an atom of Iron-56 is
  49. Chemistry

    how many electrons are in 3.70 x 10^23 atoms of carbon 13?
  50. chemistry

    how would one do this problem.. 2y^-3 = 4e^(-x/2)/(1+e(-x/2))
  51. chemistry

    What is the volume in milliliters of 7.24 {\rm g} of acetone?
  52. Chemistry

    Why do you believe electrons exist?
  53. chemistry

    How many grams of Al will react with 3.00 mol of 0(2)?
  54. Chemistry

    Why does molarity depend on temperature?
  55. Chemistry

    How many molecules are in 2.6 grams of H2O?
  56. College Chemistry

    Pb+NO3+Na2SO4-->?
  57. chemistry

    How did dalton discover the atom?
  58. Chemistry

    how many neutrons are in an element of mc where x =124 and y = 22
  59. chemistry

    how many moles of H2 are produced from 5.0M H2SO4
  60. chemistry

    what is the equation for gamma decay?
  61. chemistry

    what is the general formula for a hydrate?
  62. AP Chemistry

    How do I calculate orbital hybridization?
  63. chemistry

    how many grams are in 2.4 moles of sulfur?
  64. Chemistry

    What is the oxidation state of V in VO2?
  65. Chemistry

    HNO3(aq)+Li2S(aq) produces ?
  66. chemistry

    What is the Na+ concentration of 2.85 M sodium sulfate?
  67. Chemistry

    How many kilograms of chlorine are in 26 kg of C2F3CL3?
  68. Chemistry

    How many kilograms of chlorine are in 26 kg of C2F3CL3?
  69. chemistry

    is CH3COCH3 NOT h-bond because the o is far from an H?
  70. Chemistry

    What is the empirical formula for Dichloroethane?
  71. chemistry

    what is the osmolarity of a .20 M solution of Na3PO4?
  72. Chemistry

    Is the central metal of KMnO4 be Mn?
  73. Chemistry

    Which species will reduce Ag+ but not Fe2+? 1. H2 2. Cr 3. V 4. Pt 5. Au
  74. Chemistry

    4. Which has a larger radius, S or S-2? Explain. thanks for the help !
  75. chemistry

    3.0 g Al +HNO3 > Al(NO3)3 + H2 =how many liters
  76. Chemistry

    What is the molecular mass of: C19H97Cl35
  77. Chemistry

    38. Identify the type of reaction. A + B --> AB A + BC --> AC + B Thanks -MC
  78. chemistry

    what is the name for the compound Al2I3??
  79. chemistry

    what is the punctuation of molar mass
  80. chemistry

    1.25 g of HClo3 has_____________ molecules (how many) ?
  81. chemistry

    what the equation of:Br gain 2 electron
  82. chemistry

    so is is set up like 356.2J=25.0g(36.5C-22.0C) ?
  83. chemistry

    Is there a reaction? 2 NaNO3 + ht →
  84. Chemistry

    What is structural formula of Ester?
  85. chemistry

    Is the ritalin molecule a polymer?
  86. chemistry

    How many grams equal 6.3 mol of N2?
  87. chemistry

    The Ka of stearic acid is 1.3 x 10^-5. what is the Kb of stearate?
  88. AP Chemistry

    What is the equation for Pour A Rainbow?
  89. Chemistry

    What is 17.4 psi converted to atm?
  90. AP Chemistry

    What is the structure for PCl3Br2 and 3 isomers?
  91. chemistry

    how to balance chemical equations
  92. chemistry

    What is the pH of an aqueous solution at 25°C in which [H+] is 0.025 M?
  93. Chemistry

    How to find the coefficient of Fe^2+ from ClO3^- + Fe^2+ --> Cl^- + Fe^3+
  94. chemistry

    i think I am not doing this part right (1/n5^2 - 1/n1^2)
  95. ChemIstry

    How any grams are there in 3.69 moles of sliver?
  96. Chemistry

    How many moles are there in 52.3 grams of nickel
  97. chemistry

    what is the cation and anion of Na3PO4? thanks
  98. Chemistry

    How do I separate a mixture of liquids?
  99. Chemistry

    Where did lip gloss originate from?
  100. chemistry

    what is the cation and anion of Na3PO4? thanks
  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