air around us is not pure because in air so many gases are mixed like nitrogen , oxygen , carbon etc.
reason for air is not pure
air is not pure
No, due to pollution the composition of air changes due to industrial emission,automobile exhaust .
No
no
no
Air contains about 19-20% oxygen
Pure Reason Revolution was created in 2003.
Critique of Pure Reason was created in 1781.
With today's kind of pollution. It's not anymore.
No, but since carbon dioxide is everywhere in the air around us it is very hard to obtain pure water.
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.