Calculate the heat of formation for the following reaction: 8 Al(s) + 3 Fe3O4(s) → 4 Al2O3(s) + 9 Fe(s)ΔH for Fe3O4(s) = -1120.9 kJ/molΔH for Al2O3(s) = -1669.8 kJ/mol
(A) -3,316.5 kJ
(B) -2,563.6 kJ
(C) -1,657.2 kJ
(D) -53.9 kJ