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Author Topic: why it becomes difficult to breath in high altitude?  (Read 2985 times)

Offline myriam

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does the concentration of the O2 is lower in high altitude ?


 

Offline Bored chemist

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why it becomes difficult to breath in high altitude?
« Reply #1 on: 19/05/2010 20:47:06 »
Yes and no.
It's still about 21% of the air, but there's less air.
 

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why it becomes difficult to breath in high altitude?
« Reply #1 on: 19/05/2010 20:47:06 »

 

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