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Estimate the Enthalpy Change for the Combustion of One Mole \equiv

Question 109

Multiple Choice

Estimate the enthalpy change for the combustion of one mole of acetylene, C2H2, to form carbon dioxide and water vapor.
BE(C-H) = 456 kJ/mol
BE(C \equiv C) = 962 kJ/mol
BE(O=O) = 499 kJ/mol
BE(C=O) = 802 kJ/mol
BE(O-H) = 462 kJ/mol


A) +1010 kJ/mol
B) +653 kJ/mol
C) -155 kJ/mol
D) -1010 kJ/mol
E) -1759 kJ/mol

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