1.

The ratio of the average speed of an oxygen molecle to the rms speed of a nitrogen molecule at the same temperature is :

Answer»

`((3PI)/(7))^(1/2)`
`((7)/(3pi))^(1/2)`
`((3)/(7pi))^(1/2)`
`((7pi)/(3))^(1/2)`

ANSWER :B


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