JEE Main 2021 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 3 August 2021, Shift 1, Chemistry Q58

Question 58 of 90 in this shift, Chemistry question 28 of 30, Section B.

200 mL of 0.85M acetic acid is shaken with 2g activated charcoal. The final concentration of the solution after adsorption is 0.75M. The mass of acetic acid in grams adsorbed per gram of charcoal is equal to ________×

10^{-1}

. (Nearest integer) (Given Atomic mass : C=12.0, H=1.0, O=16.0 u)

Official answer

NTA final key.

Chapter: Surface Chemistry
Topic: Adsorption
Idea tested: Adsorption from Solutions

Same topic in other shifts

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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.