chem help 4??

Question

Calculate S degrees for the following reaction:
2Ni S(s) + 3O2  2SO2 + 2NiO

Where S SO (2) =248 j/k mol

S NiO= 38 j/k mol

S O(2) =205 j/k mol
.

Ni S= 53 j/k mol

Answer 1

-149 J/K mol