Question

what is the oxygen levels and nitrogen levels​

Answer 1

Answer:

Hope it will help you

Explanation:

Approximately 78 percent nitrogen and 21 percent oxygen.

Answer 2

Ozygen:---21 percent

Air is mostly gas

It's a mixture of different gases. The air in Earth's atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen.

Nitrogen:----approximately 78 percent

It's a mixture of different gases. 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.