JEE Main 2012ChemistrySolutionsAbnormal Colligative Property And Vant Hoff FactoreasyMCQ

JEE Main 2012Solutions Question with Solution

From: AIEEE 2012

Question

Kf for water is 1.86K kg mol–1. If your automobile radiator holds 1.0 kg of water, how many grams of ethylene glycol (C2H6O2) must you add to get the freezing point of the solution lowered to –2.8oC ?

Choose an option

Show full solutionCorrect option: B
Correct answer
B93 g

Step-by-step explanation



Given

(ethylene glygol is a non- electrolyte)

wt. of solvent

Let of wt of solute

Mol. wt of ethyllene glycol



or

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About this question

This is a previous-year question from JEE Main 2012, 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.