Calculate the cell constant of a conductivity cell containing $0.1 \ M$ $KCl$ solution having a resistance of $60 \ \Omega$ and a conductivity of $0.014 \ \Omega^{-1} \ cm^{-1}$ at $25^{\circ} \ C$. (in $cm^{-1}$)

$0.5 \ N$ solution of a salt placed between two platinum electrodes $2.0 \ cm$ apart and of area of cross section $4.0 \ cm^2$ has a resistance of $25 \ \Omega$. Calculate the equivalent conductivity of solution ................. $\Omega^{-1} \ cm^2 \ eq^{-1}$

Molar conductance $\Lambda_m$ is plotted against $\sqrt{c}$ $(mol^{1/2} \ L^{-1/2})$ for three electrolytes ($NaCl$,$HCl$,$NH_4OH$). Based on the provided graph,which of the following represents the correct identification of curves $1$,$2$,and $3$?

Which of the following expressions for conductivity of a solution of an electrolyte is $NOT$ correct?

The equivalent conductances of $CH_3COONa$,$HCl$,and $CH_3COOH$ at infinite dilution are $91$,$426$,and $391 \ \Omega^{-1} \ cm^2 \ eq^{-1}$ respectively. What is the equivalent conductance of $NaCl$ at infinite dilution?

Explain the conduction of electricity in metals and non-metals.