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Saturday, 31 October

JEE Main 2020 · ChemistryNumerical answerNumerical valueMediumCalculation

JEE Main 8 January 2020, Shift 2, Chemistry Q47

Question 47 of 75 in this shift, Chemistry question 22 of 25, Section B.

At constant volume, 4 mol of an ideal gas when heated from 300 K to 500 K changes its internal energy by 5000 J. The molar heat capacity at constant volume is _________.

Official answer

6.25 to 6.25

NTA final key (Jan 2020). Any value in the range scored.

Chapter
Thermodynamics (Chemistry)
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

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.