Use the bond energies provided to estimate ΔH°rxn for the reaction below. CH3OH(l) + 2 O2(g) → CO2(g) + 2 H2O(g) ΔH°rxn = ?
Bond Bond Energy (kJ/mol)
C-H 414
C-O 360
C=O 799
O=O 498
O-H 464
A) +473 kJ
B) -91 kJ
C) -486 kJ
D) -392 kJ
E) +206 kJ
Correct Answer:
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