Question

AT WHAT TEMP. THE r.m.s  VELOCITY OF OXYGEN WILL BE AS THAT OF METHANE AT 270 C ?

1) 540C

2) 327K

3) 600K

4)573K

Joshi sir comment

v = {3RT/M}1/2

so according to the given condition 

{3RT/32}1/2 = {3R300/16}1/2

or T/32 = 300/16

or T = 600

so t = 600-273 = 3270C

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