Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) The conjugate acid of `HPO_4^(2–)` is - Sarthaks eConnect

The conjugate acid of `HPO_4^(2–)` is :

`PO_4^(3-)`

`H_2PO_4^-`

`H_3PO_4`

`HPO_3^-`

Solution

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Conjugate acid and base differ by one proton. Hence the conjugate acid of `HPO_4^(2–) is H_2 PO_4^– `