JEE Main 2024 · ChemistryNumerical answerNumerical valueMediumCalculation

JEE Main 8 April 2024, Shift 2, Chemistry Q85

Question 85 of 90 in this shift, Chemistry question 25 of 30, Section B.

Molality of an aqueous solution of urea is 4.44 m. Mole fraction of urea in solution is

x \times 10^{-3}

. Value of

x

is ________. (Integer answer)

Official answer

NTA final key.

Chapter: Solutions
Topic: Mole Concept
Idea tested: Mole Fraction Calculation

Same idea in other shifts

Asked 5× 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.