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Oxygen

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12y ago
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5mo ago

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

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Q: What gas is 21 percent of the Earth's atmosphere?
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What gas is nearly 21 percent of earths atmosphere?

oxygen . hey people googling there science hw. join the club :)


What gas makes up 93 percent of the earths atmosphere?

The gas that makes up 93% of Earth's atmosphere is nitrogen. Oxygen is the second most abundant gas, making up around 21%.


Which gas forms 21 percent of the Earth's atmosphere?

Oxygen forms 21 percent of the Earth's atmosphere.


What is the gas that makes up twenty one percent of earths atmosphere?

The gas that makes up 21% of Earth's atmosphere is oxygen. It is an essential component for most living organisms to breathe and is crucial for various biological and chemical processes on Earth.


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 is the approximate percent of oxygen by volume present earths lower atmosphere?

Oxygen makes up about 21% of Earth's lower atmosphere by volume.


What gas is 21 percent of earth atmosphere?

Oxygen


What makes up 1 percent of Earth's atmosphere?

1 percent of the earths atmosphere is made of the following: - Argon (0.93%) - Carbon dioxide (0.03%) - Neon> trace - Helium> trace - Methane> trace - Krypton> trace - Xenon> trace - Hydrogen> trace - Ozone> trace 21% of earths atmosphere is made of oxygen 78% of earths atmosphere is made of nitrogen


What are gases that make up the earths atmosphere?

The most prominent gases are nitrogen (78 percent), oxygen (21 percent) and argon (nine-tenths of a percent).


Roughly 78 percent of the earths air is?

Nitrogen, making up about 78% of Earth's atmosphere. Oxygen follows as the second most abundant gas, making up approximately 21%.


What is a primary gas found in the earths atmosphere?

The primary gas found in Earth's atmosphere is nitrogen, making up about 78% of the air we breathe. Oxygen is the second most abundant gas, making up about 21% of the atmosphere.


What is the gas that 78 percent of the atmosphere is made out of?

The gas that makes up about 78% of Earth's atmosphere is nitrogen. Oxygen is the next most abundant gas, making up about 21% of the atmosphere.