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Find the ratio of effusion rates of hydr...

Find the ratio of effusion rates of hydrogen and krypton gas.

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According to Graham's law of diffusion
`(r_(H_(2)))/(r_(k_(r)))= sqrt((M_(kr))/(M_(H_(2))))`
`(r_(H_(2)))/(r_(k_(r)))= sqrt(42)=6.480`
`r_(H_(2))=6.480 r_(kr)`
`1, 6480` is ratio of `H_(2), Kr`
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