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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