Sea water is a heterogeneous mixture. Although it does contain fully dissolves solutes it also contains suspended particles and countless living organisms.
homogeneous mixture
Sand free sea water is homogeneous.
Sea water is a homogenous mixture, according to the key to correction :>
homogeneous
Homogeneous
Sea water is a homogeneous mixture because only one phase can be seen when you look at it (similar to homogenized milk).
This is a homogeneous solution.
No, if sand is included its heterogeneous.
heterogeneous
Homogeneous substance
Steam (water as a gas) is homogeneous.
homogeneous :)