JEE Mains · Chemistry · STD 12 - 2. Electrochemistry
Given below is the plot of the molar conductivity vs \(\sqrt{\text { concentration }}\) for KCl in aqueous solution.
If, for the higher concentration of KCl solution, the resistance of the conductivity cell is \(100 \Omega\), then the resistance of the same cell with the dilute solution is ' \(x\) ' \(\Omega\)
The value of \(x\) is __________ (Nearest integer)
- A 100
- B 150
- C 200
- D 250
Answer & Solution
Correct Answer
(B) 150
Step-by-step Solution
Detailed explanation
\(\begin{aligned} & \mathrm{R}=\rho \frac{\ell}{\mathrm{A}} \\ & \kappa=\mathrm{G} \cdot \mathrm{G}^* \quad \mathrm{G}=\frac{1}{\mathrm{R}} ; \kappa=\frac{1}{\rho}\end{aligned}\)…
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