0
100% oxygen
but theres more to just pure air that we breathe in
Nitrogen 78%
Oxygen 21%
water vapour varies
Carbon Dioxide trace
Argon .93%
Other components in air
- Sulfur dioxide - SO2 - 1.0 parts/million (ppm)
- Methane - CH4 - 2.0 parts/million (ppm)
- Nitrous oxide - N2O - 0.5 parts/million (ppm)
- Ozone - O3 - 0 to 0.07 parts/million (ppm)
- Nitrogen dioxide - NO2 - 0.02 parts/million (ppm)
- Iodine - I2 - 0.01 parts/million (ppm)
- Carbon monoxide - CO - 0 to trace (ppm)
- Ammonia - NH3 - 0 to trace (ppm)
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∙ 13y ago
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Why is air a pure substance?
Air is not a pure substance.
Is pure air an element compound solution or heterogeneous?
The pure nitrogen is a chemical element, gaseous at room temperature.
Is pure air homogeneous or heterogeneous mixture?
air is homogeneous
What is pure carbon in the form of a diamond made of?
Diamond is an allotrope of carbon: pure carbon is made of pure carbon, by definition.
Three pure elements found in a house?
salt{Nacl},water{H2O},and i think air but I'm not really sure on that one
How is pure argon made?
Pure Argon is made by fractional distillation of liquid air. To get really pure the resulting Argon can be frozen again and re-fractionated.
Is helium made entirely of gas or clean air?
Pure helium is made of elemental helium only and is a gas at STP. It will not have air.
Why is air a pure substance?
Air is not a pure substance.
Is air around us pure what reason?
air is not pure
Is air around as not pure what reason?
reason for air is not pure
Can air be pure?
A pure air can be prepared only in laboratory, by mixing the components. Note that air is not a compound but a mixture of gases. In the nature pure air don't exist - the air is polluted.
Why is air not pure?
no
What percentage or fraction of air is pure oxygen What comprises the most of the rest?
21% of air is pure oxygen
Is pure mountain air a pure chemical substancce?
It is a Mixture
Is air an example of pure substance?
No. Air is not pure substance. Air has all dust and dangerous gases with it. From place to place its composition changes.
Why Pure Air Is Homogeneous Or Heterogeneous?
Pure air is homogeneous because all components are completely miscible.
Is air around is pure?
No
