1 g of a non-volatile non – electrolyte solute is dissolved in 100 g of two different solvents A and B whose ebulliscopic constants are in the ratio of 1:5. The ratio of the elevation in their boiling points, ∆TbA∆TbB is:
1:0.2
10: 1
5: 1
1: 5
D.
∆TbA∆TbB= KbAKbB= 15