Neither. It is a pure substance.
This mixture is not homogeneous.
Sand+salt: a heterogeneous mixture.
Homogeneous mixture
Salt water is a homogeneous mixture.
Homogeneous mixture
Homogeneous mixture
Homogeneous mixture
Homogeneous mixture
Homogeneous mixture
A salt is a chemical compound.
Iodized salt is a homogeneous mixture because the iodine is evenly distributed throughout the salt. Sugar in a container is also a homogeneous mixture because the sugar particles are uniformly dispersed in the container.
No. They make a homogeneous mixture called a solution.