Which are the four most abundant components of the atmosphere? taken together about what percent of the atmosphere do those four components make up?

(abundant non metals in the atmosphere is the title)

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27 August, 01:58

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Ali · Answer 1

1) oxygen 0.9%

2) nitrogen 78%

3) carbon dioxide 0.3%

4) hydrogen 21%

Which are the four most abundant components of the atmosphere? taken together about what percent of the atmosphere do those four components make up?(abundant non metals in the atmosphere is the title)