3:58 minutes
Problem 79
Textbook Question

Calculate ΔHrxn for the reaction: Fe2O3(s) + 3 CO( g)¡2 Fe(s) + 3 CO2( g) Use the following reactions and given ΔH’s: 2 Fe(s) + 32 O2( g)¡Fe2O3(s) ΔH = -824.2 kJ CO( g) + 12 O2( g)¡CO2( g) ΔH = -282.7 kJ

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