Liquid Solution

A solution of nonvolatile solute is obtained by dissolving \(3.5 \mathrm{~g}\) in \(100 \mathrm{~g}\) solvent has boiling point elevation \(0.35 \mathrm{~K}\). Calculate the molar mass of solute.

(Molal elevation constant \(=2.5 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) )