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Around 21%, or 1.1 quadrillion (1.1e+15) tons.

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12y ago

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Does the atmosphere contain oxygen?

The atmosphere contain different kind of gases and one these gases is oxygen.So your answer is yes.


Can you have oxygen around wood stove?

Atmosphere contain 19 % oxygen.


What different things contain oxygen?

Let's see. Our atmosphere contains oxygen. Oxygen tanks contain oxygen. Oh yeah water has oxygen too


The primitave earths atmosphere did not contain?

Oxygen gas


The primative earths atmosphere did not contain?

Free oxygen


Does the atmosphere contain hydrogen gas?

Yes, the atmosphere contains trace amounts of hydrogen gas, but it is primarily composed of nitrogen (78%) and oxygen (21%). Hydrogen gas is much less abundant in the atmosphere compared to nitrogen and oxygen.


Is it true that earth's atmosphere is composed of liquid oxygen?

The atmosphere of the Earth is a gas, not a liquid, and although it does contain oxygen, that is just one part of the atmosphere, which is mostly nitrogen.


How many percent does oxygen contain?

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


If each planet has thick atmosphere why cant you breath it?

The composition of a planet's atmosphere, including the presence of oxygen, is crucial for human respiration. Depending on the composition, a thick atmosphere might not contain enough oxygen for human survival, making it impossible to breathe. Additionally, other gases or compounds in the atmosphere can be harmful or toxic to humans.


Does earth and the moon have an atmosphere?

Obviously the Earth has an atmosphere, and the moon also has one, although it is weaker and does not contain oxygen.


Can identify the food sources of oxygen element?

Practically all foods contain oxygen; and the first is of course water. Also the Earth atmosphere contain approx. 20 % oxygen as a gas.


Was there oxygen in the early earths atmosphere?

It is believed that the early Earth's atmosphere did not contain significant amounts of oxygen. Oxygen began to accumulate in the atmosphere around 2.4 billion years ago due to the emergence of photosynthetic organisms.