Nitrogen makes up how much of earth’s atmosphere
A. 100%
B. 78%
C. 22%
D. 0%
Answers
Answered by
4
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.
Answered by
0
Answer: The answer is B Nitrogen makes up 78% of the world's
Atmosphere
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