Question

Calculate the free energy change per mole for the following reactions.

(i) CaCO3

(s) + CaO(s) + CO2

(g) 298K ij

∆H = 117.9 kJ, ∆S = 160.4JK–1

(ii) 2 NO2

(g) + N2O4

(g), 298K ij

∆H = –57.2 KJ, ∆S = –175.6JK–1​

Answer 1

∆H _57.2KJ ,∆S = _175. 6KJ_1