Question:
A solute a dimerizes in water. The boiling point of a 2 molar solution of A is $100.52^{\circ} \mathrm{C}$. The percentage association of $\mathrm{A}$ is _____________ . (Round off to the Nearest integer)
[Use : $\mathrm{K}_{\mathrm{b}}$ for water $=0.52 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$ Boiling point of water $=100^{\circ} \mathrm{C}$ ]
Solution:
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