Which of the following gases will have the highest rate of diffusion?
A
O2
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B
CO2
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C
NH3
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D
N2
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Solution
The correct option is ANH3
Rate of Diffusion ∝1√MolecularMass
NH3 has lesser molecular mass than the above gases, so the rate of diffusion of NH3 is higher. This is according to the Graham's law of Diffusion of gases.