Environmental Sciences, asked by SHALUMEHTA977, 11 months ago

About 21 percent of earth's atmosphere consists of

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Answered by nirbhaya2020

0

About 21 percent of earth's atmosphere consists of oxygen.

Answered by gammingnow007

1

the air consists of 21% oxygen, 78% nitrogen and 1 % of other gases such as argon,carbon dioxide, and water vapour.

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