$13\mathrm{.}42$ Use Table $13\mathrm{.}1$ to calculate $G$ and $K$ at $298K$ for

$($a$)C{l}_2(g)+2B{r}^{-}(aq)2C{l}^{-}(aq)+B{r}_2(l)$;$(b)\frac{1}{2}C{l}_2(g)+$

$B{r}^{-}(aq)C{l}^{-}(aq)+\frac{1}{2}B{r}_2(l)$;$(c)2Ag+C{l}_2(g)2$AgCl$(s)$;

$($d$)$ g$)$; $($e$)3F{e}^{2+}(aq)Fe+$

$2F{e}^{3+}(aq).$