Chemistry - Ideal Gas Question with Solution | TestHub

ChemistryIdeal GasKinetic Theory of GasesHard2 minQB
ChemistryHardsingle choice
Passage / Comprehension

Three flasks A, B and C have equal volumes. A is maintained at 900 K, B at 300 K and C at 600 K. Flask A contains CH₄ gas, flask B contains O₂ gas and flask C contains H₂ gas, and the masses of all gases are the same. Assume ideal behaviour of gases.

Flask with greater total translational kinetic energy

Options:

Answer:
C
Solution:

Total translational KE = 3/2nRT, so compare nT: A: (1/16)(900) = 56.25; B: (1/32)(300) = 9.375; C: (1/2)(600) = 300 (per gram of gas). Flask C is greatest. Hence Ans (c).

Stream:JEESubject:ChemistryTopic:Ideal GasSubtopic:Kinetic Theory of Gases
⏱ 2mℹ️ Source: QB

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