07-01-2021
Biology

contestada

Ninety nine percent of the atmosphere is composed of _ and _.

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breanab246 breanab246

07-01-2021

Answer:

Ninety nine percent of the atmosphere is composed of Nitrogen and Oxygen

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SeamusTran205 SeamusTran205

07-01-2021

Answer:

78% nitrogen and 21% oxygen

Explanation:

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