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Electrochemistry

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298\,\mathrm{K}

, the limiting molar conductivity of a weak monobasic acid is

4 \times 10^{2}\,\mathrm{S}\,\mathrm{cm}^{2}\,\mathrm{mol}^{-1}

. At

298\,\mathrm{K}

, for an aqueous solution of the acid the degree of dissociation of

\alpha

and the molar conductivity is

\boldsymbol{y} \times 10^{2}\,\mathrm{S}\,\mathrm{cm}^{2}\,\mathrm{mol}^{-1}

. At

298\,\mathrm{K}

, upon 20 times dilution with water, the molar conductivity of the solution becomes

3y \times 10^{2}\,\mathrm{S}\,\mathrm{cm}^{2}\,\mathrm{mol}^{-1}

Section: Chemistry

Question : 10 of 30

Marks: +1, -0

The value of

y

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