The `pH` of which salt solution is independent of its concentration ? `1 (CH_(3)COO)C_(5)H_(5)NH 2Na_(2)PO_(4) 3.Na_(2)HPO_(4) 4. NH_(4)CN`
The `pH` of which salt solution is independent of its concentration ?
`1 (CH_(3)COO)C_(5)H_(5)NH 2Na_(2)PO_(4) 3.Na_(2)HPO_(4) 4. NH_(4)CN`
A. `1,2,3,4`
B. `1,4`
C. `2,3`
D. `1,2,3`
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`pH` of amphiprotic salt solutions and weak acid-weak base salt solutions is independent of there concentration .
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