The major constituent of atmosphere by percent is
(a) Oxygen
(b) Nitrogen
(c) Hydrogen
(d) Carbon
Answers
Answered by
2
Answer:
nitrogen is your answer dear
Answered by
1
Answer:
Nitrogen
Explanation:
Below a height of about 86 kilometers, the three main gaseous elements, which together account for about 99.9% of the total atmosphere, exist in essentially constant proportion to the total: nitrogen comprises 78% of air by volume, oxygen comprises 21% of air by volume, and argon comprises another 0.9%.
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