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Q&A Membrane impermeable to $N_2$ but permeable to $CO_2$ and $O_2$?

I'm looking for a way to bypass the bidirectional diffusive gas exchange that happens in human alveoli, to allow aquanauts to breathe a standard Nitrogen-Oxygen air mix at very high pressures (up t...

4 answers  ·  posted 5y ago by Algebraist‭  ·  last activity 5y ago by Algebraist‭

Question biology merfolk chemistry biochemistry