Question

The conductivity of 0.20 M solution of KCl at 298 K is 0.0248 Scm-1 . Calculate its molar conductivity.

Answer 1

Given, $κ$ = 0.0248 S cm-1 c
= 0.20 M

∴ Molar conductivity, = $\land_m =\frac{\kappa\times1000}{c}$

= $\frac{0.0248 \times 1000}{0.2}$

=124 Scm2mol-1