JEE Main 2011 — Solutions Question with Solution
From: AIEEE 2011
Question
Ethylene glycol is used as an antifreeze in a cold climate. Mass of ethylene glycol which should be
added to 4 kg of water to prevent it from freezing at −6oC will be :
[Kf for water = 1.86 K kg mol−1 , and molar mass of ethylene glycol = 62 g mol−1 )
Choose an option
Show full solutionCorrect option: D
Correct answer
D804.32 g
Step-by-step explanation
Given
As we know that
Substituting given values in formula
As we know that
Substituting given values in formula
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This is a previous-year question from JEE Main 2011, 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.