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Estimate the Enthalpy Change for the Reaction 2CO + O2 →\rarr

Question 92

Multiple Choice

Estimate the enthalpy change for the reaction 2CO + O2 →\rarr 2CO2 given the following bond energies. BE(C ≡\equiv O) = 1074 kJ/mol
BE(O=O) = 499 kJ/mol
BE(C=O) = 802 kJ/mol


A) +2380 kJ/mol
B) +744 kJ/mol
C) +1949 kJ/mol
D) -561 kJ/mol
E) -744 kJ/mol

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