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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 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 IS THEAPPROXIMANT PERCENT OF OXYGEN BY VOLUME PRESENT IN EARTHS LOWER ATMOSPHERE?
The approximate percentage of oxygen in Earth's lower atmosphere is around 21% by volume.
How much percent oxygen present in your atmosphere?
the percentage of oxygen in the atmosphere today is about 20.95%. Or... if you round it you get the most common answer of 21%.
Which gas forms 21 percent of the Earth's atmosphere?
Oxygen forms 21 percent of the Earth's atmosphere.
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 percent of oxygen on the earth?
Oxygen makes up approximately 21% of the Earth's atmosphere.
Which planet has 20 percent oxygen?
Earth
What is its atmosphere is about 20 percent oxygen?
The Earth
Did the primitive Earth have oxygen?
No. Oxygen is not believed to have been present in the early years of Earth's history.
What percentage of oxygen is present in the Earth's atmosphere?
About 21 of the Earth's atmosphere is made up of oxygen.
