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What is the percent of oxyen in the atmosphere?
The Earth's atmosphere has 78.08% nitrogen, 20.95%oxygen, 0.93% argon, and 0.038% carbon dioxide.
Which gases form 99 percent of Earth's atmosphere?
No one gas comprises 99% of the atmosphere, but nitrogen (~78.09%) and oxygen (~20.95%) together comprise about 99% of the atmosphere (on a dry basis, i.e. not including water vapor which can range from near 0% to 5%).
What gives more oxygen to the atmosphere?
Plankton gives more oxygen to the atmosphere.
How much oxygen is present in an oxygen cylinder then as a percent?
The atmosphere consists of about 20%, Nitrogen being the main component at over 70%
Is the oxygen in the Earth's atmosphere diminishing?
No it isn't. We still have about 21% oxygen content in the atmosphere.
What percent of the atmosphere is oxygen'?
21% of the atmosphere is oxygen.
Which gas forms 21 percent of the Earth's atmosphere?
Oxygen forms 21 percent of the Earth's atmosphere.
How would life be different if there was 80 percent oxygen and 20 percent nitrogen?
The atmosphere would be much more volatile.
What percent of oxygen is present in your atmosphere?
40 percent
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 is the mass percent of oxygen?
The mass percent of oxygen is approximately 21% in Earth's atmosphere.
What is the amount of oxygen in the atmosphere?
Air is 20.5 percent oxygen.
What percent of earths atmosphere is oxygen?
97%
What is its atmosphere is about 20 percent oxygen?
The Earth
What is the approximate percent of oxygen by volume present in earths lower atmosphere?
The approximate percent of oxygen in Earth's lower atmosphere is around 20.95% by volume.
What percent of oxygen is in your atmosphere?
Oxygen makes up about 21% of Earth's atmosphere.
What percent of our atmosphere is made up of oxygen?
Approximately 21% of Earth's atmosphere is made up of oxygen.
