For each of the solution descriptions, select a correct characterization from the response list. Responses may be used more than once or need not be used at all.
(a) an acidic solution
(b) a basic solution
(c) a neutral solution
(d) a buffer solution
(1) pH = 2.30
(2) pH = 7.00
(3) [H3O+] = 2.0 × 10–8 M
(4) [OH– ] = 3.0 × 10–-6 M
(5) [H3O+] is twice the [OH– ]