Correct formula relating conductivity, resistance, cell constant and molar conductivity

1. A.
   $k = 1/\rho$
2. B.
   $k = G\cdot\frac{l}{a}$
3. C.
   $k = \frac{1}{R}\cdot\frac{a}{l}$
4. D.
   $k = \Lambda\cdot c$

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1. A.
   $\frac{l}{a} = \frac{k}{R}$
2. B.
   $\frac{l}{a} = k \cdot R$
3. C.
   $\frac{l}{a} = \frac{R}{k}$
4. D.
   $\frac{l}{a} = \frac{1}{R}$

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1. A.
   $k = \frac{\Lambda \times C}{1000}$
2. B.
   $\Lambda = \frac{100 \times k}{C}$
3. C.
   $\Lambda = \frac{k \times C}{1000}$
4. D.
   $k = \frac{1000 \times C}{\Lambda}$

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