JEE Main 2021 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 17 March 2021, Shift 1, Chemistry Q52

Question 52 of 90 in this shift, Chemistry question 22 of 30, Section B.

The pressure exerted by a non-reactive gaseous mixture of 6.4 g of methane and 8.8 g of carbon dioxide in a 10 L vessel at

27^\circ

C is __________ kPa. (Round off to the Nearest Integer). [Assume gases are ideal,

R = 8.314\ \mathrm{J\ mol^{-1}\ K^{-1}}

Atomic masses : C : 12.0 u, H : 1.0 u, O : 16.0 u]

Official answer

150

NTA final key.

Chapter: States of Matter
Topic: Ideal Gas Laws
Idea tested: Dalton's Law

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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.