1.What is the most abundant element of Earth's atmosphere?

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asked Jun 24, 2020 13.8k views

2 Answers

Ympostor · Answer 1 · 2020-06-25T05:05:09+0000

Nitrogen

Nitrogen makes up about 78% of the Earth's atmosphere. Oxygen makes up another 21% of it. The remaining fraction is composed of argon, carbon dioxide, and water vapor.

Jonathan Matheus · Answer 2 · 2020-06-29T11:00:51+0000

Oxygen.

The atmosphere is composed of ~78% nitrogen and ~21% oxygen, with small amounts of other gases. The bulk composition of the earth by weight is mostly, iron, oxygen, silicon and magnesium

1.What is the most abundant element of Earth's atmosphere?

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