The conductivity of $0.02 \ M$ $KCl$ solution is $0.00250 \ \Omega^{-1} \ cm^{-1}$. What is its molar conductivity?
- A$125 \ \Omega^{-1} \ cm^{2} \ mol^{-1}$
- B$0.05 \ \Omega^{-1} \ cm^{2} \ mol^{-1}$
- C$725 \ \Omega^{-1} \ cm^{2} \ mol^{-1}$
- D$8000 \ \Omega^{-1} \ cm^{2} \ mol^{-1}$
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