Chlorine is a substance. It is not a mixture. At room temperature, chlorine is a gas. The color of the gas is yellowish green.
All the elements are homogeneous so the oxygen is homogeneous, too.
Mouthwash is a homogeneous solution.
Homogeneous
No air is not a homogeneous mixture, air is a heterogeneous mixture.
Chlorine is a substance. It is not a mixture. At room temperature, chlorine is a gas. The color of the gas is yellowish green.
If the sugar does not dissolve it the oil, then it is not
homogeneous because it is a mixture that is mixed evenly throughout
It is an element.
It depends. You can have a gaseous mixture such as air, which would be a homogeneous mixture. But a single gas such as oxygen or methane would be a pure substance.
fog is a homogeneous because it has evaporated water and some gas
This mixture is not homogeneous.
Neither. Helium is not a mixture at all, it is a pure substance.
Neither. Helium is not a mixture at all, it is a pure substance.
it is a mixture!
The most common type of diesel fuel is a specific fractional distillate of petroleum crude oil. This means that it is made up of more than one chemical compound and is therefore a homogeneous mixture (because the mixture is uniform).
Element.