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Calculate the DHof for the following reaction under standard state conditions:
2 Ag2S(s) + 2 H2O(l) ---> 4 Ag(s) + 2 H2S(g) + O2(g)
Given the following information:
Ag2S(s) ÄHof = -32.6 kJ/mol
H2O(l) Ä Hof = -285.83 kJ/mol
H2S(g) ÄHof = -20.6 kJ/mol

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