Posted by **Tom** on Thursday, October 15, 2009 at 8:33pm.

Two identical ballons are filled, one w/ argon the other w/ oxygen gas at the same temp. If the oxygen ballon leaks at the rate of 64 mL per hour, how many hours will it take the argon ballon to lose 195mL of argon gas?

formula:

rate 1/rate 2=square root of m1/m2

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