A concentrated base solution is a solution with the pH MUCH greater than 7 and a concentrated acid solution is a solution with the pH MUCH lower than 7.
Even though both are considered weak carboxylic acids (signified by COOH) ,Acetic acid (formula C2O2H4) contains the "acetyl" group - a methyl group attached to a ketone - [CH3-CO-R; "R" represent...