40. At infinite dilution, the equivalent conductances of and are 91.0 and 426.2 respectively. To calculate of weak , which strong electrolyte's is additionally required?

Question

40. At infinite dilution, the equivalent conductances of $CH_3COONa$ and $HCl$ are 91.0 and 426.2 $S cm^2 eq^{-1}$ respectively. To calculate $\Lambda_{eq}^\circ$ of weak $CH_3COOH$, which strong electrolyte's $\Lambda_{eq}^\circ$ is additionally required?

Prashant Kotian · Accepted Answer

Correct answer: A. Kohlrausch's law: . We need to mathematically subtract out the and ion contributions, which requires the infinite dilution data of .

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