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The pH of which of the following salt(s) is(are) independent of its concentration:
(1) (CH3COO) C6H5NH        (2) NaH2PO4
(3) Na2HPO4                              (4) NH4CN

Option: 1

1, 2, 3, 4


Option: 2

1, 2, 3


Option: 3

1, 4


Option: 4

2, 3


Answers (1)

best_answer

\begin{array}{l}{\text { pH of amphiprotic salts and weak acid-weak base salt is }} \\ {\text { independent of its concentration. }}\end{array}

Therefore, option(1) is correct

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Gunjita

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