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find the rms speed of oxygen molecules in a gas at 300K.

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Solution :
`v_(rms)=sqrt((3RT)/(m_(0)))` <br> `sqrt((3xx(8.3JK^(-1)mol^(-1)xx(300K)))/(32g mol^(-1)` <br> `sqrt((3xx8.3xx300)/0.032)ms^(-1)=483ms^(-1)`

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