Calculate the equilibrium constant for the formation of NiO at 1627°C. Can the reaction proceed in the forward direction if the initial pressure of O₂ is below 1.00 mm Hg?

{Δ_f G°[NiO(s)] =−72.1 kJ/mol at 1627°C}
Ni(s) + 1⁄2 O₂(g) ⇄ NiO(s)