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Old 02-04-2009, 08:28 AM
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dannym dannym is offline
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Quote:
Originally Posted by Emmerich View Post
There is way tocalculate it because of mixing at the rim. All they really care about is getting rid of water vapor, the amount of N2 is not really what they seek.
That and the larger nitrogen molecules don't seep through the rubber as fast as the smaller oxygen molecules will.

http://en.wikipedia.org/wiki/Boyle's_law

Danny
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