What mass of KOH should be dissolved in one litre of solution to prepare a solution having PH 12 at `25^0c`?

To 100 ml of 0.1 M `H_2SO_4`, 150 ml of 0.1M KOH was added. Determine the pH resulting mixture.

The ionic product of water will decreases if

If `K_(sp)` of `Mg(OH)_2=1**10^-(11)` , the pH above which `Mg(OH)_2` starts to precipitate from a solution containing `…

In which of the following reversible reaction `k_p` is equal to the `k_c` ?

pH of `10^-4N\ H_2SO_4` is

Calculate the pH of a solution formed by mixing equal volume of solution having pH value 2 and 4.

Law of mass action is applicable to which of the following reaction ?