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According to the Following Reaction,how Much Energy Is Required to Decompose

Question 75

Multiple Choice

According to the following reaction,how much energy is required to decompose 55.0 kg of Fe3O4? The molar mass of Fe3O4 is 231.55 g/mol.
Fe3O4(s) → 3 Fe(s) + 2 O2(g) ΔH°rxn = +1118 kJ


A) 1.10 × 106 kJ
B) 2.38 × 102 kJ
C) 2.66 × 105 kJ
D) 1.12 × 103 kJ
E) 3.44 × 104 kJ

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