No, Helium is an element, and therefore homogeneous.
Helium is an element which makes it a pure substance.
Neither. Helium is not a mixture at all, it is a pure substance.
No. It will be a homogeneous mixture of gases.
No, helium is a pure substance and an element to be more specific. It has a constant composition making it a pure substance and it is homoatomic (has only one type of atom) which makes it an element.
NO.. it is not ..it is an alloy.
Helium is an element which makes it a pure substance.
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.
No. It will be a homogeneous mixture of gases.
A heterogeneous mixture is composed of two or more components that are not evenly distributed and are easily observable. An example of a heterogeneous mixture is beef stew.
milk
milk
An example would be a mixture of flour and water. Heterogeneous mixtures have two different phases.
a heterogeneous mixture.
Yes. Helium is a gas
fruit salad
No, helium is a pure substance and an element to be more specific. It has a constant composition making it a pure substance and it is homoatomic (has only one type of atom) which makes it an element.