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How Much Energy Is Evolved During the Formation of 197

Question 87

Multiple Choice

How much energy is evolved during the formation of 197 g of Fe,according to the reaction below?
Fe2O3(s) + 2 Al(s) → Al2O3(s) + 2 Fe(s) ΔH°rxn = -852 kJ


A) 1.52 × 103 kJ
B) 3.02 × 103 kJ
C) 8.40 × 103 kJ
D) 964 kJ
E) 482 kJ

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