The percentage of oxygen present in air is approximately

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asked Sep 06, 2023 at 21:59

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Answer 1

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The air in Earths atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen. Air also has small amounts of lots of other gases, too, such as carbon dioxide, neon, and hydrogen.

answered Sep 06, 2023 at 21:59

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Answer 2

The air in Earths atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen. Air also has small amounts of lots of other gases, too, such as carbon dioxide, neon, and hydrogen.

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The percentage of oxygen present in air is approximately

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