What is the conductivity of $0.01 \ M$ $NaCl$ solution if the resistance and cell constant of the $NaCl$ solution are $375 \ \Omega$ and $0.5 \ cm^{-1}$ respectively at $298 \ K$?
- A$7.50 \times 10^{-3} \ \Omega^{-1} \ cm^{-1}$
- B$1.333 \times 10^{-3} \ \Omega^{-1} \ cm^{-1}$
- C$1.333 \times 10^{-4} \ \Omega^{-1} \ cm^{-1}$
- D$1.875 \times 10^{-3} \ \Omega^{-1} \ cm^{-1}$
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