They can be either one. For instance, ozone is a gas and is there homogeneous, but soot particles are suspended solids (aerosols) and are therefore heterogeneous.
Clean air is definitely considered to be a heterogeneous mixture. This is because the molecules in the air can all be physically separated.
homogenous
No air is not a homogeneous mixture, air is a heterogeneous mixture.
Homogeneous.
It is Homogeneous
Heterogeneous
yes if it is mixed with water no i am not sure
pure air is homogeneous but dusty air is heterogeneous
Pure air is homogeneous because all components are completely miscible.
heterogeneous
homogeneous
air is homogeneous
Air is a homogeneous mixture.
Air is homogeneous mixture of gases.
Air is a homogeneous mixture.
Air is a homogeneous mixture.
homogeneous
homogeneous
Airt is a homogeneous mixture.