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How Much Energy Is Evolved During the Formation of 98

Question 31

Multiple Choice

How much energy is evolved during the formation of 98.7 g of Fe according to the reaction below? Fe2O3(s) + 2Al(s) → Al2O3(s) + 2Fe(s)
DrH° = -852 kJ


A) 753 kJ
B) 1.51 × 103 kJ
C) 4.20 × 103 kJ
D) 482 kJ
E) 241 kJ

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