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21% of oxygen is in the air so 0.21 is your answer
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∙ 12y ago
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Which property shows that gold does not react with oxygen in the air?
Gold does not corrode/tarnish.
How oxygen is active part of air?
All living beings need oxygen for respiration is essential for combustion . Oxygen dissolved in water supports aquatic life.
What evidence shows that a chemical reaction has taken place when you burn coal?
when you burn coal, it burns thecoal and the oxygen in the air and forms carbon dioxide. carbon + oxygen -> carbon dioxide
Is there more oxygen in seawater or air?
There is more oxygen in the air.
Which sequence shows the transfer of oxygen for the use of the body?
Air, lungs, blood, cells, and cellular respirationair, lungs, bloods, cells, cellular respiration
What's the percentage of oxygen in air at sea level to 4 decimal places?
2.66666666667 is the decimal of oxygen in the air
Is oxygen part of the air?
No. Oxygen is an element that typically comes in the form of O2. Air is a mixture of gasses and Oxygen is just one of them. Air is about 21% oxygen and 78% nitrogen with another 1% being a variety of other gasses.
Which part of the human body takes in oxygen directly from the air?
The lungs take in oxygen directly from the air.
Which gas present in air takes part in a combustion reaction?
Oxygen.
Is air more than oxygen?
Yes.Air is a mixture of gases like oxygen,nitrogen,etc. Oxygen is 21% of air so air is 100%. So, air is more than oxygen. -------------------------------------------------------------------------------------------------------------- ok, oxygen is part of air. if something(x) is part of something else(y), the somethings else(y) must be either more or the same as the something(x). geddit?
How does fire affect air?
Part of air is made up of oxygen without which fire can't happen. Air can feed a fire; it contains oxygen.
When oxygen is part of garnet how is it different from its pure form?
When oxygen is part of a compound or a mineral, it is chemically bound in that position. But it is otherwise chemically identical to the oxygen in the air.
Why is oxygen not a mixture?
Oxygen is an element and so can not be a mixture by itself. It can be part of a mixture, for example in air.
Which organisms release oxygen into the air as part of the carbon dioxide oxygen cycle?
Green plants.
What is a the part of the air as you breathe in?
Oxygen Everyone Breathes It In :D
Which property shows that gold does not react with oxygen in the air?
Gold does not corrode/tarnish.
How can oxygen get into your blood?
By getting any type of cut on any part of your body. (Theres oxygen in the air)
