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The mixture of three gases X, Y and Z is...

The mixture of three gases X, Y and Z is enclosed in a closed vessel at constant temperature. Molecular weight of X is the highest and that oly is the lcast, When equilibrium is established the

A

Gas Z will be at the top of the vessel

B

Gas Y will be at the top of the vessel

C

Gas X will be at the bottom and Z will be at the top

D

Gases wil form homogeneous mixture

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The correct Answer is:
D
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