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Calculate ΔG° (in kJ/mol)for the following reaction at 1 atm and 25 °C:
C2H6 (g)+ O2 (g)→ CO2 (g)+ H2O (l)(unbalanced)
ΔGf° C2H6 (g)= -32.89 kJ/mol; ΔGf° CO2 (g)= -394.4 kJ/mol; ΔGf° H2O (l)= -237.13 kJ/mol
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