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Calculating deltaH°f

  1. Dec 3, 2008 #1
    1. The problem statement, all variables and given/known data

    The bond energy of O2(g) is 142.0 kJ/mol. Calculate deltaH°f for O(g).

    2. Relevant equations

    3. The attempt at a solution

    no clue
  2. jcsd
  3. Dec 3, 2008 #2
    Hi Nick,
    You have an Oxygen molecule and it asks you for the delta Hf of Oxygen atom ONLY. So, i would suggest you to halve the bond energy of O2.

    Any other suggestions or am I right?
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