Question

pH indicators are:
(a) salts of strong acids & strong bases
(c) either weak acids & weak bases
(b) salts of weak acids & weak bases
(d) either strong acids & strong bases​

Answer 1

Answer:

a) salts of strong acids and strong bases

Answer 2

Answer:

a & b

its starts from o to 14

1 is very acidic

7 is neutral

14 is very basic