When creating a mixture, what is the substance that is the most plentiful?

In homogeneous mixture the substance which is present in large quantity is called Solvent.

Explanation:

Mixture : It is the combination of two or more substances.The substances of the mixture can be separated by physical process.

There are two types of mixture :

1.Homogeneous Mixture : The mixture which has uniform composition throughout .E.g Salt + Water mixture , Soft drink water.

Solute : The Substance that is present in less amount in a mixture is called solute.In Salt + Water mixture, Salt is the solute.

Solvent : The substance which is present in large amount is called Solvent.In Salt + Water mixture, water is the solvent.

2.Heterogeneous Mixture:

The mixture which have non-uniform composition throughout. E.g Salt + water mixture , Chalk+ water