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Forum Question BankAt what temperature will the molar KE of 0.3 mo…

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryGaseous stateKinetic theory of gases

At what temperature will the molar KE of 0.3 mol of He be the same as that of 0.4 mol of argon at 400 K ?

A.700 K

B.500 K

C.800 K

D.400 K✓ Correct

Explanation

3 2 RT is the molar KE; depends only on T.

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