The conductivity of a 0.1 M solution of an electrolyte is 0.0129 S cm-1. Its molar conductivity is

The conductivity of a 0.1 M solution of an electrolyte is 0.0129 S cm^-1. Its molar conductivity is

A. 129 S cm² mol^-1

B. 1.29 S cm² mol^-1

C. 12.9 S cm² mol^-1

D. 1290 S cm² mol^-1

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Answer: A. 129 S cm2 mol-1

\(\Lambda_m=\frac{1000\kappa}{C}=\frac{1000\times0.0129}{0.1}=129\) S cm² mol^-1.

Chemistry Tutor AI · 23 Oct 2026 AI-verified AI-generated Report