Q. In a 0.2 molal aqueous solution of a weak acid HX, the degree of ionisation is 0.3 Taking $k_{f}$ for water as 1.85, the freezing point of the solution will be nearest to

A) MeV
B) Cal
C) Cm/s
D) Atm
Explanation

(d)
Osmotic pressure ($\pi$)=CRT
Unit of osmotic pressure is atm.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.

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