Question

Consider the following reaction:
I2(g)+Cl2(g) ⇌ 2ICl(g)
Kp= 81.9 at 25 ∘ C.
Calculate ΔGrxn for the reaction at 25 ∘ C under each of the following conditions.

Part A: Standard Conditions

Part B: At Equilibrium

Part C:
PICl= 2.63 atm ;
PI2= 0.317 atm ;
PCl2= 0.221 atm