meerkat18 meerkat18

27-12-2016
Chemistry

contestada

Which of the following gases will have the slowest rate of effusion at a given temperature?

N2

H2

He

Ar

Respuesta :

djsdoodle djsdoodle

27-12-2016

The answer is Ar.
Rate of effusion is inversely proportional to molecular weight. Of the four choices, Ar has the highest molecular weight and consequently the lowest rate of effusion.

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