Question

2. An aqueous solution turns red litmus solution blue. Excess addition
of which of the following solution would reverse the change?
(a) Baking powder
(b) Lime
(c) Ammonium hydroxide solution (d) Hydrochloric ACID
GIVE REASON​

Answer 1

Answer: d-HCL as we know that a base turns red litmus to blue , so if we use excess HCL(ACID) it will first neutrlaise the soluton and the  colour would come back to normal.

HOPE THIS HELPS YOU :)

Answer 2

Answer:

d)hydrochloric acid

Explanation:

the solution is basic. so if I add HCl which is acidic,excess,the solution will turn to nutral