Chemistry · 2012
NEET 2012 · Mains · Code C · Q112
Molar conductivities (Λ_m^°) at infinite dilution of NaCl, HCl and CH_3 COONa are 126.4, 425.9 and 91.0 S cm^2 mol^-1 respectively. Λ_m^° for CH_3…
Molar conductivities $\displaystyle \left(\Lambda_{\mathrm{m}}^{\circ}\right)$ at infinite dilution of $\displaystyle \mathrm{NaCl}, \mathrm{HCl}$ and $\displaystyle \mathrm{CH}_3 \mathrm{COONa}$ are $\displaystyle 126.4$, $\displaystyle 425.9$ and $\displaystyle 91.0 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ respectively. $\displaystyle \Lambda_{\mathrm{m}}^{\circ}$ for $\displaystyle \mathrm{CH}_3 \mathrm{COOH}$ will be :
Official answer
(2)
$\displaystyle 390.5 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
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