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Oxygen
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Which gas forms 21 percent of the Earth's 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 gas is 21 percent of earth atmosphere?
Oxygen
Percentage of oxygen in earths lower atmosphere?
what atmosphere is 75 km away from earth
What was earths atmosphere made up of?
Earth's atmosphere is mostly made up of nitrogen, which makes up 79 percent. The atmosphere contains 20 percent oxygen and 1 percent other gases.
What gas is nearly 21 percent of earths atmosphere?
oxygen . hey people googling there science hw. join the club :)
Makes up 21 percent of the atmosphere?
Oxygen makes up 21% of the Earths atmosphere.
Which gas forms 21 percent of the Earth's atmosphere?
oxygen
99 percent of the atmosphere is made out of?
78% nitrogen gas 21% oxygen gas
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).
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 air do you breath on earth?
Earths atmosphere is mostly nitrogen (78%) and Oxygen (21%).It is the oxygen that is the essential gas for breathing.
How much of earth's atmosphere is composed of nitrogen gas?
The earths atmosphere is made up of 78% nitrogen and 21% oxygen
What gas is 21 percent of earth atmosphere?
Oxygen
What is the gas that makes up the largest percent of the atmosphere?
Nitrogen makes up 78% of the Earth's atmosphere. Oxygen makes up about 21%.
What percent of the atmosphere is oxygen'?
21% of the atmosphere is oxygen.
How much of the earths atmosphere is made up of nitrogen and oxygen?
The earths atmosphere is made up of 78% nitrogen and 21% oxygen
