Question- 2Ca(s)+O2(g) ? 2CaO(s)
?H?rxn= -1269.8 kJ; ?S?rxn= -364.6 J/K
Part A
Calculate the free energy change for the reaction at 20?C.
Express your answer using four significant figures.
Part B
Is the reaction spontaneous?
Kindly Please put your best effort to provide the solution of above problem