Electrochemistry

At $298$ K, the specific conductance ($\kappa$) of a $0.0020$ M NaCl solution is $2.50 \times 10^{-4} \text{ S cm}^{-1}$. Calculate the molar conductivity ($\Lambda_m$) of the solution in $\text{S cm}^2 \text{ mol}^{-1}$.