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kondaur [170]
2 years ago
11

Almost 99% of the Earth's atmosphere is made up of two gases. What ere the two gases and the percents of each?

Chemistry
2 answers:
Gwar [14]2 years ago
6 0

Answer:

21% oxygen and 78%nitrogen

Explanation:

Gnoma [55]2 years ago
6 0

Answer:

Nitrogen and Oxygen

Explanation:

nitrogen - 78 %

oxygen - 21%

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