Select the correct answer.

Which combination of gases dominates Earth's atmosphere?

A.

argon (78.50%), oxygen (20.90%)

B.

nitrogen (78.10%), oxygen (20.90%)

C.

carbon dioxide (78.15%), oxygen (20.90%)

D.

methane (50.10%), oxygen (49.9%)

E.

nitrogen (20.9%), oxygen (78.10%)

Question

Ryleigh Hamilton

9 January, 19:43

+2

Answers (1)

Know the Answer?

Makena Braun · Answer 1

nitrogen (78.10%), oxygen (20.90%)

Explanation:

100%

Select the correct answer.Which combination of gases dominates Earth's atmosphere?A.argon (78.50%), oxygen (20.90%)B.nitrogen (78.10%), oxygen (20.90%)C.carbon dioxide (78.15%), oxygen (20.90%)D.methane (50.10%), oxygen (49.9%)E.nitrogen (20.9%), oxygen (78.10%)