Resistance of 0.2 M solution of an electrolyte is 50 Ω. The specific conductance of the solution is 1.3 S m–1. If resistance of the 0.4 M solution of the same electrolyte is 260 Ω, its molar conductivity is
62.5 S m2 mol–1
6250 S m2 mol–1
6.25 × 10–4 S m2 mol–1
625 × 10–4 S m2 mol–1