MCQ
Which of the following solutions cannot act as a buffer
- A$Na{H_2}P{O_4} + {H_3}P{O_4}$
- B$C{H_3}COOH + C{H_3}COONa$
- ✓$HCl + N{H_4}Cl$
- D${H_3}P{O_4} + N{a_2}HP{O_4}$
✓
Answer
Correct option: C.
$HCl + N{H_4}Cl$
(c)A strong acid is not used to make a buffer.
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