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  4. Which pair of the gases diffuses with the same rate at same temperature and pressure?

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Q. Which pair of the gases diffuses with the same rate at same temperature and pressure?

CMC MedicalCMC Medical 2008

Solution:

Those gases which have same molecular weight, diffuses with the same rate at the same temperature and pressure, therefore NO and $ {{C}_{2}}{{H}_{6}} $ gases diffuse with the same rate because their molecular weights are same i.e., 30.