Which of the following is not true of an acid and a base? A. An acid typically contains hydrogen; a base typically contains a hydroxide group (OH–).
B. An acid donates hydrogen ions (H+); a base receives hydrogen ions.
C. An acid ionizes to yield hydronium ions (H3O+) in aqueous solution; a base ionizes to yield hydroxide ions (OH–) in aqueous solution.
D. An acid ionizes in water to yield a positive cation and a negative anion; a base dissolves in water without ionizing.