The root mean square speeds at STP for the gases H_(2). N_(2). O_(2) a – InterviewSolution

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1.	The root mean square speeds at STP for the gases H_(2). N_(2). O_(2) and HBr are in the order :
Answer» `H_(2) LT N_(2) lt O_(2) lt HBR` `HBr lt O_(2) lt N_(2) lt H_(2)` `H_(2) lt N_(2) = O_(2)lt HBr` `HBr lt O_(2) lt H_(2) lt N_(2)` Answer :B

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