Science, asked by Parikshit20106, 23 days ago

he total percentage of nitrogen and oxygen in air is:

99
10
100
78
​

Answers

Answered by papyrus106
1

Answer:

99 percent.

Explanation:

nitrogen 78 and oxygen 21. 78+21= 99

Answered by rebedsilva
3

Answer:

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.

nitrogen 78 and oxygen 21. 78+21= 99

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