What is the molar conductivity of $0.02 \text{ M}$ $KI$ solution if its conductivity is $4.37 \times 10^{-4} \text{ } \Omega^{-1} \text{cm}^{-1}$?
- A$8.74 \text{ } \Omega^{-1} \text{cm}^2 \text{mol}^{-1}$
- B$21.85 \text{ } \Omega^{-1} \text{cm}^2 \text{mol}^{-1}$
- C$43.70 \text{ } \Omega^{-1} \text{cm}^2 \text{mol}^{-1}$
- D$13.65 \text{ } \Omega^{-1} \text{cm}^2 \text{mol}^{-1}$
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