Solid homogeneous mixtures are often called alloys. Examples include brass (copper and zinc), and carbon steel (carbon and iron).
It is a solution
ice
solution
It is a heterogeneous mixture
No, it is a heterogeneous mixture
Neither, its a pure substance
Neither. Oxygen is an element, which is a pure substance and not a mixture.
Dextrose is a pure substance.
pure substance
It is a heterogeneous mixture
It is a heterogeneous mixture
Pure substance; it is one form of pure carbon.
No, it is a heterogeneous mixture
They are a heterogeneous mixture.
They are a heterogeneous mixture.
Neither, its a pure substance
Homogeneous mixture
Carbon Dioxide is not a mixture. It is a chemical compound composed of two oxygen atoms and one carbon atom.
no
A heterogeneous mixture contains multiple chemical substances combined in a non-uniform way, whereas a pure substance contains molecules with only one chemical identity. For example, salt is a pure substance, whereas a mixture of salt an rocks is a heterogeneous mixture.