The substances that are free from any kind of mixture and contain only one kind of particle are pure substances.
There are two types of mixtures: heterogeneous and homogeneous.
Solvent is, in simplest terms, something in which you dissolve another substance (also called as solute) and this mixture will yield what we know as a 'solution'. ... Some examples of solvents are water, ethanol, toluene, chloroform, acetone, milk, etc. Examples of solutes include, sugar, salt, oxygen
