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How Much Energy Is Evolved During the Formation of 816

Question 36

Multiple Choice

How much energy is evolved during the formation of 816 g of Al2O3,according to the reaction below? Fe2O3(s) + 2 Al(s) → Al2O3(s) + 2 Fe(s) ΔH°rxn = -852 kJ


A) 6.82 × 103 kJ
B) 9.90 × 103 kJ
C) 5.60 × 103 kJ
D) 4.50 × 102 kJ
E) 6.60 × 102 kJ

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