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Question
Calculate the enthalpy change (DrH) for the decomposition of hydrogen peroxide,
2 H2O2(g) 2 H2O(g) + O2(g)
given the bond enthalpies of the reactants and products.
Bond Bond Enthalpy
(kJ/molrxn)
H-H 436
O-H 463
O-O 146
O=O 498
A.-314 kJ
B.-206 kJ
C.-498 kJ
D.-255 kJ
E.+314 kJ
Answer
This answer is hidden. It contains 2 characters.
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