Predict the shift in the equilibrium position that will occur for each of the following reactions when the volume of the reaction container is increased.
a. N2(g) + 3H2(g) ⇌ 2NH3(g)
b. PCl5(g) ⇌ PCl3(g) + Cl2(g)
c. H2(g) + F2(g) ⇌ 2HF(g)
d. COCl2(g) ⇌ CO(g) + Cl2(g)
e. CaCO3(s) ⇌ CaO(s) + CO2(g)