How Much Heat (KJ)is Evolved When 4 $\rarr$ 2 Fe(s)+ 3 CO₂(g)

Multiple Choice

How much heat (kJ) is evolved when 4.50 g of Fe₂O₃ is reacted with excess carbon monoxide using the equation below?
Fe₂O₃(s) + 3CO(g) $\rarr$ 2 Fe(s) + 3 CO₂(g) , $\Delta$ H°_rxn = - 24.8 kJ/mol,

A) 0.699 kJ
B) 2.10 kJ
C) 17.9 kJ
D) 24.8 kJ
E) 112 kJ