Which of the following is used to avoid leakage of electrolyte in a dry cell?

What is an electrolytic cell? Give its uses.

How can an electrochemical cell be converted into an electrolytic cell?

Calculate $\Delta G^{\circ}$ for the following cell reaction.
$Zn_{(s)} + Ag_2O_{(s)} + H_2O_{(l)} \longrightarrow Zn^{2+}_{(aq)} + 2Ag_{(s)} + 2OH^{-}_{(aq)}$
Given: $E^{\circ}_{Ag^{+}/Ag} = +0.80 \ V$ and $E^{\circ}_{Zn^{2+}/Zn} = -0.76 \ V$

The anode half-reaction occurring during the discharge of a lead storage battery is

Which of the following reactions is used to make a fuel cell?