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The percentage of pure air that is composed of oxygen percent?
Oxygen(02)=20.947
What percentage of the air around is pure oxygen?
Air contains about 19-20% oxygen
What percentage of air is composed of oxygen?
Approximately 21%
What is the difference between burning steel wool in air and burning it in a pure oxygen?
burns faster in pure oxygen as the percentage of oxygen is less in air
What is the percentage of oxygen in earths air?
The Earth's atmosphere is composed of about 21% oxygen. This level is important for supporting life on our planet.
Oxygen composes approximately what percentage of the air you breathe?
Oxygen makes up about 21% of the air we breathe. The majority of the air is composed of nitrogen (about 78%).
Is air pure oxygen?
No, there is 21% oxygen in air.
What is over 99 percent of the atmosphere in pure dry air composed of?
Over 99 percent of the atmosphere in pure dry air is composed of nitrogen and oxygen, with nitrogen making up about 78 percent and oxygen around 21 percent. The remaining 1 percent is made up of trace gases such as argon, carbon dioxide, and neon.
Air is composed primarily of what 2 gasses?
Air is primarily composed of nitrogen (about 78%) and oxygen (about 21%).
What percentage or fraction of air is pure oxygen What comprises the most of the rest?
Oxygen makes up about 21% of the air we breathe. The majority of the rest of the air is nitrogen, which makes up around 78%. Other gases such as argon, carbon dioxide, and trace amounts of other gases make up the remaining 1%.
Is the air we breathe pure oxygen?
No. It is only about 21% oxygen. Air is about 78% nitrogen.
What is the maximum oxygen percentage at air?
Room air is about 21% oxygen.
