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Resistance of 0.2 M solution of an elec...

Resistance of ` 0.2 M` solution of an electrolue is ` 50 Omega`. The specific conductance of the solution is ` 1.4 S m^^(-1)`. The resistance of `0.5` M solution of the same electrolyte is `280. Omega`. The molar conducitivity of ` 0.5 M` solution of the electrolyte is ` S m^2 "mol"^(-1)` is.

A

`5 xx 10^(-4)`

B

`5 xx 10^(-3)`

C

`5 xx 10^(3)`

D

`5 xx 10^(2)`

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The correct Answer is:
A
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