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What Is ΔH°rxn for the Following Reaction? 2H2O2(l) → 2H2O(l)

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What is ΔH°rxn for the following reaction? 2H2O2(l) → 2H2O(l) + O2(g)
ΔH°f(H2O(l) ) = -285.8 kJ/mol, ΔH°f(H2O2(l) ) = -187.6 kJ/mol


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The value that appears most frequently in a data set.

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