JEE Main 2024 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 8 April 2024, Shift 2, Chemistry Q81

Question 81 of 90 in this shift, Chemistry question 21 of 30, Section B.

A solution is prepared by adding 1 mole ethyl alcohol in 9 mole water. The mass percent of solute in the solution is ________ (Integer answer) (Given : Molar mass in

\mathrm{g\,mol^{-1}}

Ethyl alcohol : 46 water : 18)

Official answer

NTA final key.

Chapter: Solutions
Topic: Mole Concept
Idea tested: PPM and Mass Percentage

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Asked 7× in all

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.