Solute particles refer to the individual units of a substance that are dissolved in a solution. They can be atoms, ions, or molecules.
Concentration refers to the amount of solute present in a given amount of solvent or solution.
Dissolution is the process by which solute particles separate and disperse evenly into a solvent to form a homogenous mixture.
A solution is a homogeneous mixture composed of one or more solutes dissolved in a solvent.