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  • 13-11-2020
  • Biology
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True / False: Earth's atmosphere is made primarily of oxygen gas.

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gm33012045
gm33012045 gm33012045
  • 13-11-2020

False.

The air in Earth's 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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