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Use the Information Provided to Determine ΔH°rxn for the Following

Question 2

Multiple Choice

Use the information provided to determine ΔH°rxn for the following reaction:
ΔH°f (kJ/mol) 3 Fe2O3(s) + CO(g) → 2 Fe3O4(s) + CO2(g) ΔH°rxn = ? kJ
Fe2O3(s) -824
Fe3O4(s) -1118
CO(g) -111
CO2(g) -394


A) +277 kJ
B) -577 kJ
C) -47 kJ
D) +144 kJ
E) -111 kJ

Correct Answer:

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