Table 14: Standard Gibbs free energy values (kJˇ mol-1)

Compound

D G0k

Compound

D G0k

Al2O3

-1582.3

H2O(g)

-228.6

CaO(s)

-604.2

H2O(l)

-237.1

CaSO4(s)

-1320.3

H2O2(l)

-118.0

CaSO3(s)

-1128.8

NH3(g)

-16.6

CuO(s)

-129.7

H2S(g)

-33.0

Fe2O3

-742.2

SO3(g)

-370.4

PbO2(s)

-219.0

CO(g)

-137.3

ZnO(s)

-318.2

CO2(g)

-394.4

ZnS(s)

-198.0

CH4(g)

-50.8

CaCO3(s)

-1128.8

CH3OH(l)

-166.2

    CH3COOH (l)

-389.9