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On Earth, about 78% nitrogen and 21% oxygen.

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What are the two most abundant compounds in our present atmosphere?

The two most abundant compounds in Earth's atmosphere are nitrogen gas (N2) and oxygen gas (O2). Nitrogen makes up about 78% of the atmosphere, while oxygen accounts for roughly 21%.


What are the most abundant compounds in the air?

The most common compounds found in the atmosphere are nitrogen and oxygen. Of the two, nitrogen is more abundant and keeps oxygen inert.


What are the two most abundant gases in earths atmosphere presently?

The two most abundant gases in Earth's atmosphere are nitrogen (about 78%) and oxygen (about 21%).


What are the two most abundant gasesin the atmosphere?

The two most abundant gases in the Earth's atmosphere are nitrogen and oxygen. Nitrogen makes up about 78% of the atmosphere, while oxygen makes up about 21%.


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What are the two gases are the most abundant in the atmosphere?

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What are the two most abundant the gases in the atmosphere?

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What are the two most abundant gases and their approximate percentage of occurrence in Earth's atmosphere?

The most abundant is nitrogen at 78% followed by oxygen at 21%


What are the two most abundant gases in the Earth?

The two most abundant gases in the Earth's atmosphere are nitrogen (about 78%) and oxygen (about 21%).


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The two most abundant gases in the atmosphere are?

Nitrogen and oxygen are the two most abundant gases in Earth's atmosphere, making up approximately 99% of its composition. Nitrogen comprises about 78% of the atmosphere, while oxygen makes up around 21%.


What are the two most abundant gases which make up the earths atmosphere?

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