At the start of this week's laboratory, which of the three beaker's contained an aqueous (water based) solution? Select all that apply. Beaker A (p-toluic acid) Beaker B (p-tertbutyl phenol) Beaker C (acetanilide) Why did we add 3MHCl to Beaker A? Select all that apply. To neutralize the conjugate base of p-toluic acid. To precipitate out the product for easier isolation. To extract p-toluic acid back into a solution of tert butyl methyl ethes To make the conjugate base so it would extract into the water layer