cathode reduction acceptor
anode oxidation donner
Zn around Fe pipe ... sacrificial electrode metal
CH${}_4$ + O${}_2$ -> CO${}_2$ + H${}_2$O ... $\Delta$G${}^0$ = -818 kJ/mol
$\Delta$G std. state $\Delta$G = $\Delta$G${}^0$ + RL$\ln$Q $\frac{(1)}{{(1)}^2(1)}$ $\Delta$G = $\Delta$G${}^0$
$\Delta$G equil $\Delta$G = $\Delta$G${}^0$ + RL$\ln$Q = 0
anode oxidation donner
Zn around Fe pipe ... sacrificial electrode metal
CH${}_4$ + O${}_2$ -> CO${}_2$ + H${}_2$O ... $\Delta$G${}^0$ = -818 kJ/mol
$\Delta$G std. state $\Delta$G = $\Delta$G${}^0$ + RL$\ln$Q $\frac{(1)}{{(1)}^2(1)}$ $\Delta$G = $\Delta$G${}^0$
$\Delta$G equil $\Delta$G = $\Delta$G${}^0$ + RL$\ln$Q = 0
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