The elevation in the boiling point for 1 molal solution of glucose is 2K. The depression in the freezing point for 2 molal solution of glucose in the same solvent is 2K. The relation between Kb and Kf is
1
Kb = 1.5 Kf
2
Kb = 0.5Kf
3
Kb = Kf
4
Kb = 2Kf