Thanks.
and another question to confirm things for me:
When questions that ask you to find Delta ΔG from partial pressures, do you always use the formula: ΔG = ΔG° + RTlnQ?
And when a question asks you to find the equilibrium constant, K, you use ΔG° = -RTlnK, which turns into K = e^-ΔG°/RT right?