DhanisWhapriy DhanisWhapriy

25-10-2016
Chemistry

contestada

Calculate the ratio of effusion rates for ar and kr.

Respuesta :

25-10-2016

Atomic mass Kr = 83.8 g/mole
Atomic mass Ar = 39.948 g/mole

So the ratio of the effusion rates = SQRT(83.8/39.948) = 1.45. Argon moves 45% faster than krypton!

Hope that helped!

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