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MEDIUMMCQ SINGLEJEE Mains ChemistryPhysical ChemistryGaseous stateGraham's Law of Diffusion and effusion

If the ratio of the rates of diffusion of two gases. A and B is 2:1, the ratio of their densities is

A.1:16

B.1: 4✓ Correct

C.1: 2

D.1: 8

Explanation

1 r d 2 1 2 2 2 1 1 r d d 2 r d 1 d >> >> 2 1 1 2 d d 16 1 1 d d 4 >> >> 1 2 d 1: 4 d >>

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