Liquid Solution

Find the depression in freezing point of solution when 3.2 gram non volatile solute with molar mass \(128 \mathrm{~gram} \mathrm{~mol}^{-1}\) is dissolved in \(80 \mathrm{~gram}\) solvent if cryoscopic constant of solvent is \(4.8 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\).