chemistry! URGENT

61,261 results, page 32

  1. chemistry

    how do you find the Kc of a reaction?
  2. Chemistry

    How can you measure 20 mg. of salt?
  3. Chemistry

    Is [PF5Cl]- polar?
  4. Chemistry: Check

    1. The amou
  5. Chemistry

    What is an unsaturated hydrocarbon?
  6. chemistry

    What is 9.3 X 10 to 5th power
  7. Chemistry

    Calculate the [H+] in a solution that has a pH of 9.00.
  8. Chemistry

    Calculate the [H+] in a solution that has a pH of 9.00.
  9. Physical sciences(chemistry)

    Do not know it
  10. chemistry

    calculate the solubility of na cl
  11. Chemistry

    Calculate the ph of 10^-8 M (HCL).
  12. chemistry

    frame 20 hcl
  13. chemistry

    number of 32.0 grams Br^2
  14. Chemistry

    1 NHzSO4 is what molarity
  15. Chemistry

    What is the ph of 2.5 M solution of HClO4?
  16. chemistry

    allotropes means
  17. chemistry

    what is electron affinity
  18. chemistry

    what is organic matare
  19. chemistry

    What is empericle formul
  20. chemistry

    667.3298 mg = ? g
  21. chemistry

    what is the formula of a pumpkin?
  22. chemistry

    Boiling point
  23. chemistry

    what is the % ab for managese isotopes # 55
  24. chemistry

    what is 0.2505 to 3sf????
  25. chemistry

    Na2CO3 NaCl
  26. chemistry

    What is the pH of a 0.150 M NH4CN
  27. CHEMISTRY

    What are the ka and kb reactions of NaHSO3 ?
  28. Chemistry

    If HOCl has a Ka=3.2*10^-12, what is the pH of 0.1M KOCl?
  29. Chemistry

    What are the n,l,ml,and ms values for the last electron in Be?
  30. ap chemistry

    How many grams of ammonium
  31. chemistry

    What are emission spectra?
  32. Chemistry

    A sodium cation is what?
  33. Chemistry

    Boiling occurs when?
  34. chemistry

    Oxidation CN- C=2+ N=3- Can you explain how C is 2+
  35. chemistry

    what are the products of alkynes? Thanks.
  36. chemistry

    8). What is the pH of a fruit with a [–OH] = 3.2  10–9 M –OH? A) 10.5 B) 8.49 C) 3.51 D) 3.5
  37. chemistry

    How many atoms are in 95.96 g of molybdenum (Mo)
  38. chemistry

    how is this express understood 40 w/v
  39. chemistry

    pH of 0.3M of sodium acetate
  40. chemistry

    becl2 dimerises why?
  41. ap chemistry

    what is the pH of 2.50M HF (aq)? Ka=7.2X10^-4
  42. chemistry

    how do you write 5 x 10^-11 in webassign?
  43. chemistry

    how do you write 5 x 10^-11 in webassign?
  44. chemistry

    What is the pH of a 2.8 M solution of HClO4?
  45. chemistry

    What is the pH of a 2.8 M solution of HClO4?
  46. chemistry

    What are the acids in the house?
  47. chemistry

    what is mantle dynamics?
  48. chemistry

    what is the pH of coffee if the [H3O+] is 1*10^-5 M?
  49. chemistry

    about thermodynamics
  50. chemistry

    Al(NO3)3 + NH3 --> ?
  51. chemistry

    Al(NO3)3 + NH3 --> ?
  52. Chemistry

    how to find the pH of 0.10 M H2SO4 ??
  53. chemistry

    3 ag (s) + 4 HNO?(aq) -> 3 AgNO?(aq) = 2 H?O(i) + NO (g)
  54. ap chemistry

    how do you do an ice table?
  55. chemistry

    How do you do the hybridization of CBr4?
  56. chemistry

    What is the pOH of a solution with [OH-] = 2.0 10-2?
  57. chemistry

    how many grams are in 49.0 mL of NaOH
  58. chemistry

    FIND THE PH IF THE {H30Z+1) IS 6.2 X 10-10 M
  59. Chemistry

    How many cm3 are there in 1.0 litre?
  60. Chemistry

    What is the hybridization of TeBr6?
  61. Chemistry

    How (in g/L) of Ar at 32 degrees C and 342 mm Hg?
  62. Chemistry

    KMno4+NaHso3
  63. chemistry

    what is the shape of p-orbital.........
  64. chemistry

    Enthaly definition
  65. chemistry

    What are [H+] and [OH-] for 0.01 M perchloric acid?
  66. Chemistry

    HBrO3 has a Ka of 3.6 x 10^-6. What is the pH of a 2.0M solution?
  67. Chemistry

    Calculate the pH of 1.7M of KCl
  68. chemistry

    Ph of 10^(-8)M aqs.h2so4
  69. chemistry

    Alkine for ula
  70. chemistry

    diffination of saturated?
  71. 9th grade chemistry

    what is the
  72. Chemistry

    what is the mass of Cu from 5.80 kg of CuFeS2?
  73. Chemistry

    E(V) for half reaction 3N(-1/3) -> 3 N(0) + e-
  74. chemistry

    What is the [SO42-] in 0.45 M of H2SO4?
  75. chemistry

    What is the bonding continuum?
  76. chemistry

    how many moles of N are in 78.0g of N2O
  77. CHEMISTRY

    NH4OH + H2O =
  78. chemistry

    MgO + HNO3 =
  79. chemistry

    MgO + HNO3 = ?
  80. Chemistry

    How many possible orbitals are there for n= 4?
  81. chemistry

    which of the following are paramagnetic: O2, O2(-), O2(2-) and why?
  82. chemistry

    SOCl2 + C4H6CaO4 ¨
  83. Chemistry

    When n=3, the possible values of l are: 5, 4, 3, 2, 1, and/or 0? How do you know?
  84. chemistry

    An ideal gas CANNOT be what?
  85. Chemistry

    Convert 3.3cm^3 to m^3
  86. Chemistry..

    What is the name of ZnCl2O6?
  87. Chemistry

    Which are within 10% of 4.63mins? 4.13 5.28 5.02 4.23
  88. Chemistry

    What is sigma framework?
  89. chemistry

    why cant Na be used to prepare H2?
  90. chemistry

    what is real gas ?
  91. Chemistry

    What is gaseous state?
  92. chemistry

    what is the structure of H2P2O6?
  93. chemistry

    What is the structure of H2P2O6??
  94. chemistry

    if [NO]=2M , [N2] = 1M, and [O2]= 1M, is the reaction at equilibrium?
  95. Chemistry

    What is PAV glue?
  96. Chemistry

    What is PAV glue?
  97. Chemistry

    What is PVA glue?
  98. chemistry

    .592grams of na2so4
  99. Chemistry

    What is the bond order of BN-
  100. chemistry

    the Ksp of CaSO4 is
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