Consider the following reaction at 25 °C: 3 Ni(s) + N₂(g) + 3 H₂O(g) → 3 NiO(s) + 2 NH₃(g) Given the information in the table, calculate ∆H° for the reaction.
Problem Table
Compound ∆H°(kJ/mol) Sf°(J/mol K)
NiO(s) -239/7 38
Ni(s) 0 29.9
NH3(g) -46 192.5
N2(g) 0 191.5
H2O(g) -241.8 188.7