Multiple Choice
What is ΔH°rxn for the following reaction? C6H6(l) + 15/2 O2(g) → 6CO2(g) + 3H2O(l)
6C(graphite) + 3H2(g) → C6H6(l) ΔH°rxn = +49.0 kJ/mol
C(graphite) + O2(g) → CO2(g) ΔH°rxn = -393.5 kJ/mol
H2(g) + ½O2(g) → H2O(l) ΔH°rxn = -285.8 kJ/mol
A) -630.3 kJ/mol
B) -2597.8 kJ/mol
C) -3169.4kJ/mol
D) -3267.4 kJ/mol
E) 630.3 kJ/mol
Correct Answer:

Verified
Correct Answer:
Verified
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