Liquid Solution

A solution of nonvolatile solute is obtained by dissolving \(1 \mathrm{~g}\) in \(100 \mathrm{~g}\) solvent, decreases its freezing point by \(0.3 \mathrm{~K}\). Calculate cryoscopic constant of solvent if molar mass of solute is \(60 \mathrm{~g} \mathrm{~mol}^{-1}\).