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Calculating enthalpy change

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The bombardier beetle uses an explosive discharge as a defensive measure. The chemical reaction involved is the oxidation of hydroquinone by hydrogen peroxide to produce quinone and water.

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This solution is provided in 158 words in an attached .doc file. It uses Hess' law to find change in enthalpy using step-by-step equations.

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The bombardier beetle uses an explosive discharge as a defensive measure. The chemical reaction involved is the oxidation of hydroquinone by hydrogen peroxide to produce quinone and water.
C6H4(OH)2(aq) + H2O2(aq) C6H4O2(aq) + 2 H2O(l)
Calculate H for the above reaction from the following data.
C6H4(OH)2(aq) ...

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