Science, asked by batman90, 1 year ago

what is the percentage of oxygen

Harshakota: 21%

Answers

Answered by Alhamdulillah786

0

the percentage of oxygen is 21%
78% is the percentage of nitrogen and 1% of oher gas

Answered by AaanyaKandwal

0

21%oxygen ,78%nitrogen and 1% other gases.

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