I don't know that one. Ask someone else other than me.
pure air is homogeneous but dusty air is heterogeneous
heterogeneous
Pure air is homogeneous because all components are completely miscible.
Its breath of fresh air.
Air is a homogeneous mixture.
Depends on the quantity of air you are considering.
because water is how they breath and air is how we breath. we cannot breath in water so they cannot breath in air.
yes
homogeneous
Yes. All humans breath a type of air called oxygen. Without oxygen we would die.
Air is homogeneous mixture of gases.
Air is a homogeneous mixture.