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12:48 PM
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Q: Why does CO2 diffuse through a butyl rubber membrane more readily than air?

R. GoldI am a cyclist, and not a chemist. When I or my cycling buddies get a flat tire out on the road, after removing the offending sharp object (if any) remaining in the tire, we will typically replace the punctured butyl rubber inner tube with a new one, and then inflate the tire using a $\ce{CO2}$ c...

 

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