The proportional dilution is the change in the concentration of solution without any fixed proportion ratio.
A dilution is give as the addition of the solvent to the solution in order to change the concentration of the solution.
The dilution can be given as serial dilution and proportional dilution. In serial dilution, the change in the concentration of the solution is made with the same proportion in the series.
The proportional dilution is given as the technique in which the change in the concentration of the solution in a series is not at a constant proportion.
Learn more about dilution, here:
https://brainly.com/question/21323871
#SPJ2