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CGP EDU Academic Team
Published on: August 13, 2026
The vapour pressure of benzene at a certain temperature is 640 mm of Hg. A non ‐ volatile and non ‐ electrolyte solid, weighing 2.175 
is added to 39.08 of benzene. The vapour pressure of the solution is 600 mm of Hg. What is the molecular weight of solid substance?
Text Solution
Verified by ExpertsThe correct answer is:
A
mm, 
mm, 
From Raoult’s law
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