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What percentage of air is composed of oxygen?

Updated: 4/28/2022

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∙ 14y ago

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Approximately 21%

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∙ 14y ago

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Related questions

What is the percentage of pure air composed of oxygen?

21%oxygen

The percentage of pure air that is composed of oxygen percent?

Oxygen(02)=20.947

What is the percentage of oxygen in earths air?

The Earth's atmosphere is composed of about 21% oxygen. This level is important for supporting life on our planet.

Oxygen composes approximately what percentage of the air you breathe?

Oxygen makes up about 21% of the air we breathe. The majority of the air is composed of nitrogen (about 78%).

What percentage of the Earth's atmosphere is composed of oxygen?

About 21% of the Earth's atmosphere is composed of oxygen.

Air is composed primarily of what 2 gasses?

Air is primarily composed of nitrogen (about 78%) and oxygen (about 21%).

What the oxygen percentade composition in air?

oxygen percentage in air is 20%

What is the maximum oxygen percentage at air?

Room air is about 21% oxygen.

What percentage of oxygen is in inspired air?

About 21% of inspired air is oxygen.

What percentage of the air around is pure oxygen?

Air contains about 19-20% oxygen

What percentage of the air you breathe oxygen?

Around 21% of the air you breathe is oxygen.

What is the percentage of oxygen you breathe from the atmosphere?

The atmosphere is composed of approximately 21% oxygen.

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