The total number of different kind of bu...

The total number of different kind of buffers obtained during the titration of `H_(3)PO_(4)` with `NaOH` are:

`3`

`1`

`2`

zero

Text Solution

Verified by Experts

The correct Answer is:

`NaH_(3)PO_(4)+H_(3)PO_(4)`, `NaH_(2)PO_(4)+NaHPO_(4)^(-)`, `Na_(2)HPO_(4)+Na_(3)PO_(4)`.

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The total number of diprotic acids among the following is H_(3)PO_(4), H_(2)SO_(4), H_(3)PO_(3) H_(2)CO_(3), H_(2)S_(2)O_(7), H_(3)BO_(3) H_(3)PO_(2), H_(2)CrO_(4), H_(2)SO_(3)

Count the number of pairs which may act as a buffer solution when present in a given solution (a) CH_(3)COOH +NaOH (b) (c) NH_(4)CI + HNO_(3) (d) HCIO_(4) +KCIO_(4) (e) H_(3)PO_(4)+NaOH (f) H_(3)PO_(3) +NaOH (g) NaHCO_(3) + Na_(2)CO_(3) (h) H_(2)SO_(4) + Na_(2)SO_(4) (i) CH_(3) COONa + HCI (j)

Find the total number of electrons in a molecule of phosphoric acid (H_(3)PO_(4)) .

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