The two most abundant gases in the atmosphere are ___________ and __________
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The most abundant naturally occurring gas is Nitrogen (N2), which makes up about 78% of air. Oxygen (O2) is the second most abundant gas at about 21%.
answer is nitrogen and oxygen
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The most abundant naturally occurring gas is Nitrogen (N2), which makes up about 78% of air. Oxygen (O2) is the second most abundant gas at about 21%. The inert gas Argon (Ar) is the third most abundant gas at . 93%.
Ans Nitrogen (N2), Oxygen (O2)
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