Question

The conductivity of 0.20M solution of Kcl at 298K is 0.0248 S CM-1. Calculate

its molar conductivity ?

Answer 1

Solution:Given that ,κ = 0.0248 S cm−1  and c = 0.20 MFormula of molar conductivity,Λm = ( k × 1000)/MΛm =(0.0248 × 1000 )/0.2Λm =124 S cm2 mol−1