Chemistry

Which gas diffuses most rapidly at STP? Ar, Kr, N2, or O2? Why?

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  1. which is the least dense?

    density=molmass/22.4

    so the gas with the least molmass is the most rapid diffuser. Nitrogen at 28, Oxygen at 32, Argon at 40, Kr at...

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  2. N2

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    posted by N2

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