The Earth's atmosphere is a mixture of gases dominated by oxygen and nitrogen.The next most abundant gas (in dry air)is _____.
A)helium
B)argon
C)carbon dioxide
D)methane
E)hydrogen

Name: The Earth's atmosphere is a mixture of gases dominated by oxygen and nitrogen.The next most abundant gas (in dry air)is _____. A)helium B)argon C)carbon dioxide D)methane E)hydrogen
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Quizplus · Accepted Answer

Argon is the next most abundant gas in dry air after oxygen and nitrogen. It makes up around 0.93% of the Earth's atmosphere.

The Earth's Atmosphere Is a Mixture of Gases Dominated by Oxygen