Chapter 23, Problem 67AP

Interpretation Introduction

Interpretation:

The reason that an aqueous solution of ${\text{AlCl}}_{\text{3}}$ is acidic, and ${\text{Al(OH)}}_3$ is soluble in $\text{NaOH}$

but not in ${\text{NH}}_{\text{3}}$, is to be explained.

Concept introduction:

A Lewis acid is a substance that can accept a pair of non-bonding electrons.

Solubility is a chemical property of a substance that refers to the ability of a given substance, that is, the solute, to dissolve in a solvent.