$HCO_3^-$ is a conjugate acid of :-

Write the conjugate acids for the following Bronsted bases: $NH_{2}^{-}$,$NH_{3}$ and $HCOO^{-}$

In the equilibrium $HClO_4 + H_2O \rightleftharpoons H_3O^{+} + ClO_4^-$,which of the following statements is correct?

Explain the statement: "$NH_3$ acts as both a Lewis base and a Brønsted-Lowry base,whereas $BF_3$ acts only as a Lewis acid but not as a Brønsted-Lowry acid."

Baking powder used to make cake is a mixture of starch,$NaHCO_3$,and $Ca(H_2PO_4)_2$. The function of $Ca(H_2PO_4)_2$ is

Which salt can be classified as an acid salt?