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Saturday, 31 October

JEE Main 2022 · ChemistryNumerical answerNumerical valueEasyConceptual

JEE Main 28 June 2022, Shift 1, Chemistry Q84

Question 84 of 90 in this shift, Chemistry question 24 of 30, Section B.

4.0 L of an ideal gas is allowed to expand isothermally into vacuum until the total volume is 20 L. The amount of heat absorbed in this expansion is ________ L atm.

Official answer

0

NTA final key.

Chapter
Thermodynamics (Chemistry)
Topic
Thermodynamic Processes
Idea tested
Free Expansion of Ideal Gas

Same idea in other shifts

Asked 2× in all
  1. 1 Feb 2024, Shift 1 · Q63Choose the correct option for free expansion of an ideal gas under adiabatic condition from the following :EasySingle correct

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.