Consider the following reaction:

I2(g) + Cl2(g) 2ICl(g) o

Kp = 81.9 at 25 C.
Calculate ∆Grxn for the reaction at 25 C under each of the following conditions:
a Standard conditions.
b At equilibrium.
c PICl = 2.55 atm; PI2 = 0.325 atm; PCl2 = 0.221 atm.

2 answers

a.
dG = -RTlnK

b.
dG = 0 at equlibrium

c.
Are these equilibrium pressures, initial pressures, or some other point?
432
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