But won't all the nitrogen float to the top? LOL!!

Phil.

wrote:
Grunff wrote:

CO is lighter than air.


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Grunff

True, but only just. Molecular weights a

CO = 12 + 16 = 28
N2 = 14 + 14 = 28
O2 = 16 + 16 = 32

Air is (effectively) 80% N2 and 20% O2, average molecular weight 28.9.

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LSR