Chemistry, asked by devichandran, 5 months ago

The gas which is first in the atmosphere . what is it's percentage ?

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Answered by Vanshika4721

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Oxygen — 21 percent. Argon — 0.93 percent. Carbon dioxide — 0.04 percent. Trace amounts of neon, helium, methane, krypton and hydrogen, as well as water vapor.

Answered by zeenaahamed

Explanation:

Oxygen — 21 percent. Argon — 0.93 percent. Carbon dioxide — 0.04 percent. Trace amounts of neon, helium, methane, krypton and hydrogen, as well as water vapor.

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