The RMS speed of heliu, in ms^(-1) (atomic mass= 4.0 gmol^(-1)) at 40

1.	The RMS speed of heliu, in ms^(-1) (atomic mass= 4.0 gmol^(-1)) at 400 K is
Answer» 16.8 60 168 1580 Solution :(d) `v_(rms=SQRT((3RT)/(M))=sqrt((3xx8.314xx400)/((4XX10^(-3))KG))approx1580 m//s`

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