It is a compound
homogeneous
Heterogeneous mixture
NO. It's a compound
Each crystallic particle is pure NaCl, homogeneous.
It is a compound
salt water is homogeneous if the salt is completely dissolved. however if the salt appears to be unmixed then it is heterogeneous (E.G: if the salt crystals are large)
It is a pure compound, not a mixture at all.
carbon is an element
Homogeneous
The difference between heterogeneous and homogenous mixture is that in homogenous the compound totally dissolves and we cannot determine the compounds as water and sodium chloride ( salt ).and heterogeneous mixture totally describes the compounds present in it. For example : biryani .
The ferric oxide is a chemical compound.
A salt is a chemical compound.