Some people divide matter into pure substances and mixtures. Pure substances are elements and compounds. Mixtures include homogeneous and heterogeneous mixtures. Some people divide matter into homogeneous matter and heterogeneous matter. Homogeneous matter includes pure substances and homogeneous mixtures (solutions). Heterogeneous matter is heterogeneous mixtures.
how many protons and neutrons are there in electronic configuration of an atom of fluorine
the classification of substance is only ELEMENT.
nitrogen, table salt, and air
substance classified
u3434434u34iu34
yes
a substance that is classified as salt
SUBSTANCE
uniform compostion
Being durable or durability is a property a material or a substance may or may not have and can be classified as durable.
If this compound is refined can be classified as a pure substance.
A pure substance is classified by having a definite and constant composition. The substance can be either an element or a compound, but what makes the substance pure, is that it does not vary.
Yes.
yes
Water is a compound, so it is a pure substance.
Substance-Related Disorders
no
marijuana has been officially classified in the United States as a controlled substance in the same category as:
a substance that is classified as salt
SUBSTANCE
An element or a compound.
non Newtonian fluid.