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Nitrogen makes up 78% of the Earth's atmosphere. Oxygen makes up about 21%.

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What gas is 21 percent of the Earth's atmosphere?

Oxygen is the gas that makes up about 21 percent of the Earth's atmosphere.


What gas has 0.036 percent in the atmosphere?

Carbon dioxide (CO2) is the gas that makes up 0.036 percent of Earth's atmosphere.


Gas that makes up 20 percent of total air volume in earths atmosphere?

Oxygen is the gas that accounts for about 20 percent of Earth's atmosphere.


What is the largest reservoir of nitrogen?

The largest reservoir of nitrogen is in the atmosphere, where it exists primarily as nitrogen gas (N2). Nitrogen gas makes up about 78% of Earth's atmosphere.


What is the main gas in the atmosphere of the largest planet?

The largest planet is Jupiter, with an atmosphere made mostly of hydrogen.


Which gas makes up the largest quantity in Earth's atmosphere?

Nitrogen makes up the largest quantity in Earth's Atmosphere at 78%.


According to Figure 15-3 which gas makes up 21 percent of Earth's atmosphere?

Oxygen makes up 21 percent of Earth's atmosphere.


What gas makes up 0.33 percent of earts atmosphere?

CARBONDIOXIDE


What element makes up nearly 1 percent of the atmosphere?

Argon makes up nearly 1 percent of Earth's atmosphere. It is a colorless, odorless, and inert gas that is part of the noble gas group.


What is largest percent gas in air?

The largest percentage of gas in air is nitrogen, which makes up about 78% of Earth's atmosphere. Oxygen is the second most abundant gas in the atmosphere, comprising around 21%. The remaining 1% consists of other gases such as argon, carbon dioxide, and trace amounts of other gases.


What gas makes up about 80 percent of the air on earth?

Nitrogen makes up about 79% of the atmosphere.


What gas is unreactive and makes up 1 percent of the air?

Argon is the unreactive gas that makes up 1 percent of the Earth's atmosphere. It is a noble gas and is commonly used in applications where an inert atmosphere is required, such as in light bulbs and welding.