A) Air is a mixture of many gases
B) Air is a homogeneous mixture
C) Air is a pure substance
D) Only (a) and (b) are correct
Correct Answer: D
Solution :
Air is not a pure substance. A pure substance refers to an element or a compound and not a mixture. Air is a homogeneous mixture.You need to login to perform this action.
You will be redirected in
3 sec