I. It has a varied composition from one place to another. ll. it constituents can be separated by physical means
lll. It contains unreactive noble gases
which of the above shows that air is a mixture?
- I and ll only
- ll and lll only
- l and lll only
-
l,lll and lll
The correct answer is: D
Explanation
No official explanation is available for this question at this time. Please check contributions posted by others below. If you can provide an explanation to help other student learn, pleaseThere is an explanation video available .