Which of the following gases has the highest value of r.m.s. velocity – InterviewSolution

1.	Which of the following gases has the highest value of r.m.s. velocity at 298 K ?
Answer» `CH_(4)` CO `Cl_(2)` `CO_(2)` Solution :Root mean square velocity, `u = sqrt((3RT)/(M))` From the above EQUATION, LOWER the molecular mass, HIGHER the RMS-velocity.

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