Asked by aweda

It took 20 seconds for a certain volume of oxygen to effuse through an orifice(small opening) at 298K. How long will it take the same volume of each of the following gases to effuse through the same orifice at the same temperature?. The gases are hydrogen, helium, and chlorine.(H=1, He=4, O=16 and Cl=35.5).
Answered by Ms. Sue
Your school subject is probably chemistry.
Answered by DrBob222
I posted the answer to this elsewhere. If you can't find it let me know and I'll give you a link.
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