When an electric current is passed through an aqueous solution of the following, the concentrati...

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When an electric current is passed through an aqueous solution of the following, the concentrations of cation as well as anion will not change for (assume constant volume of the electrolytic solution)
(a) \( \mathrm{CsCl} \)
(b) \( \mathrm{KNO}_{3} \)
(c) \( \mathrm{AgNO}_{3} \)
(d) \( \mathrm{HCl} \)
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