JEE Main 2019 — Solutions Question with Solution
From: JEE Main 2019 (Online) 10th April Evening Slot
Question
1 g of a non-volatile non-electrolyte solute is dissolved in 100 g of two different solvents A and B whose
ebullioscopic constants are in the ratio of 1 : 5. The ratio of the elevation in their boiling points, , is :
Choose an option
Show full solutionCorrect option: D
Correct answer
D1 : 5
Step-by-step explanation
Given,
Molality of A
Molality of B
Here, Molality of A = Molality of B = m
=
Molality of A
Molality of B
Here, Molality of A = Molality of B = m
=
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This is a previous-year question from JEE Main 2019, 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.