The equilibrium constant for the reaction is 10. Calculate the value of $\Delta G^{-}$ given

Question

$\begin{array}{1 1} (a)\;218\;kJ\;mol^{-1} \\ (b)\;-5.527\;kJ\;mol^{-1}\\ (c)\;-418\;kJ\;mol^{-1} \\ (d)\;-118\;kJ\;mol^{-1} \end{array} $