WAEC - Chemistry (2000 - No. 19)
Which of the following salts is an acid salt?
MgSO 37H 2O
(NH 4) 2CO
KHSO4
CH3COONa
설명
If the salt is made up of the conjugate base of a strong acid and the conjugate acid of a weak base, then the salt is acidic.KHSO4 is made up of a conjugate base of a strong acid (H2SO4), hence, it is an acidic salt. The correct option is C