JEE Main 2008 — Solutions Question with Solution
From: AIEEE 2008
Question
The vapour pressure of water at 20oC is 17.5 mm Hg. If 18 g of glucose (C6H12O6) is added to 178.2 g of water at 20oC, the vapour pressure of the resulting solution will be
Choose an option
Show full solutionCorrect option: D
Correct answer
D17.325 mm Hg
Step-by-step explanation
NOTE : On addition of glucose to water, vapour pressure of water will decrease. The vapour pressure of a solution of glucose in water can be calculated using the relation
or
[as ]
or
or
Hence (d) is correct answer.
or
[as ]
or
or
Hence (d) is correct answer.
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This is a previous-year question from JEE Main 2008, covering the Solutions chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.