$\frac{3}{2} \mathrm{O}_{2(\mathrm{~g})} \rightleftharpoons \mathrm{O}_{3(\mathrm{~g})} \cdot \mathrm{K}_{\mathrm{P}}=2.47 \times 10^{-29} \text {. }$
(આપેલ : R = $\left.8.314 \mathrm{JK}^{-1} \mathrm{~mol}^{-1}\right)$
$\Delta_{\mathrm{r}} \mathrm{G}^{\ominus}=-\mathrm{RT} \ln \mathrm{K}_{\mathrm{P}}$
$=-8.314 \times 10^{-3} \times 298 \times \ln \left(2.47 \times 10^{-29}\right)$
$=-8.314 \times 10^{-3} \times 298 \times(-65.87)$
$=163.19 \mathrm{~kJ}$
$2{H_2}O \rightleftharpoons {H_3}{O^ + } + O{H^ - }$
માટે $298\,K$ એ $\Delta {G^o}$ નું અંદાજીત મૂલ્ય કેટલા .....$kJ\,mol^{-1}$ થશે?