Biology, asked by bodepaphino, 11 months ago

what is the percentage of oxygen in air???

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Answered by Anonymous

1

$<marque>$

20.95% of oxygen in air.

Answered by Anonymous

1

Answer:

hey mate at first that was 21%of oxyzen in air but now it is 20.95% or 20.9%

hope u like it♡

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