49. Assertion (A) An aqueous solution of ammonium acetate can act as a buffer.

Reason (R) Acetic acid is a weak acid and NH4OH is a weak base.

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not the correct explanation of A

(c) A is true but R is false

(d) Both A and R are false


(b) Both assertion and reason are true but reason is not correct explanation of assertion.
Ammonium acetate is a salt of weak acid (CH3COOH) and weak base (NH4OH)