Most of Earth's dry air is made up of A. carbon dioxide and oxygen. B. nitrogen and argon. C. nitrogen and oxygen. D. oxygen and argon.

asked Apr 21, 2017 109k views

5 votes

Most of Earth's dry air is made up of

A. carbon dioxide and oxygen.
B. nitrogen and argon.
C. nitrogen and oxygen.
D. oxygen and argon.

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4 votes

Answer:

It is B.

Step-by-step explanation:

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AlessandroDP answered Apr 22, 2017

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3 votes

the answer is, C. nitrogen and oxygen. 78℅ of nitrogen and about 21℅ of oxygen domain most of the dry air.

Hagakurje answered Apr 25, 2017

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