JEE Main 2021 — Solutions Question with Solution
From: JEE Main 2021 (Online) 24th February Evening Shift
Question
C6H6 freezes at 5.5C. The temperature at which a solution of 10g of C4H10 in 200g of C6H6 freeze is __________ C. (The molal freezing point depression constant of C6H6 is 5.12C/m.)
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Show full solutionCorrect answer: 1.086
Correct answer
1.086
Step-by-step explanation
Pure solvent : C6H6(l)
Given,
Molar mass of solute
Solute (C4H10) is non-dissociative;
i = 1
or
Given,
Molar mass of solute
Solute (C4H10) is non-dissociative;
i = 1
or
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This is a previous-year question from JEE Main 2021, 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.