Which of the following are the two primary gasses found in the Earth's atmosphere? nitrogen and oxygen nitrogen and carbon hydrogen and carbon carbon and helium

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asked Nov 14, 2018 147k views

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Which of the following are the two primary gasses found in the Earth's atmosphere? nitrogen and oxygen nitrogen and carbon hydrogen and carbon carbon and helium

Geography
high-school

Havenard asked

by Havenard

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The Earth's atmosphere is mostly Nitrogen ~ 78% and Oxygen ~21% gas.

Imen CHOK answered Nov 20, 2018

by Imen CHOK

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