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Question

A mixture of 2 moles of helium gas (atomic mass = 4 amu) and 1 mole of argon gas (atomic mass = 40amu) is kept at 300 K in a container. The ratio of the rms speeds is

Options

A.0.32
B.0.45
C.2.24
D.3.16

Solution


Required ratio =
= 3.16.

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