Solveeit Logo

Question

Chemistry Question on water

Solute ‘ X ’ dimerises in water to the extent of 80%.2.5 g of ‘ X ’ in 100 g of water increases the boiling point by 0.3∘ C. The molar mass of ‘ X ’ is [_K b_​=0.52 Kkgmol −1]

A

26

B

13

C

52

D

65

Answer

26

Explanation

Solution

The correct option is(A): 26