TS EAMCET · Chemistry · Electrochemistry
At a certain temperature and at infinite dilution, the equivalent conductances of sodium benzoate, hydrochloric acid and sodium chloride are 240, 349 and \(229 \mathrm{ohm}^{-1} \mathrm{~cm}^2\) equiv \(^{-1}\) respectively. The equivalent conductance of benzoic acid in \(\mathrm{ohm}^{-1} \mathrm{~cm}^2\) equiv \(^{-1}\) at the same conditions is
- A 80
- B 328
- C 360
- D 408
Answer & Solution
Correct Answer
(C) 360
Step-by-step Solution
Detailed explanation
Given, \(\wedge_{\mathrm{C}_6 \mathrm{H}_5 \mathrm{COONa}}^{\infty}=240 \Omega^{-1} \mathrm{~cm}^2\) equiv \(^{-1}\) \(\wedge_{\mathrm{HCl}}^{\infty}=349 \Omega^{-1} \mathrm{~cm}^2\) equiv \(^{-1}\) \(\wedge_{\mathrm{NaCl}}^{\infty}=229 \Omega^{-1} \mathrm{~cm}^2\) equiv…
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