$A$ solution of sodium borate has a $pH$ of approximately

The salt that forms a neutral solution in water is

The $K_{a}$ for $CH_{3}COOH$ is $1.8 \times 10^{-5}$ and $K_{b}$ for $NH_{4}OH$ is $1.8 \times 10^{-5}$. The $pH$ of ammonium acetate solution will be

$A$ salt $'X'$ is soluble in water and has a $pH = 7$. However,the resulting solution exhibits alkaline properties. Then the salt is formed from -

Which one of the following salts is most acidic in water?

$pH$ of $NH_4Cl$ solution is $5.28$. Calculate the degree of hydrolysis $(h)$ of its $0.02 \ M$ solution.