Assuming complete dissociation, calculate the pH of the following solutions: 0.002 M KOH

Assuming complete dissociation, calculate the pH of the following solutions:0.005 M NaOH

Assuming complete dissociation, calculate the molality of an aqueous solution of KBr whose freezing point is -2.95^@C . K, for water is 1.86 K kg mol^(-1) .

Calculate pH and pOH of 0.01 M HCl solution.

Calculate the pH of decimolar solution sulphuric add.

Calculate the pH of 2.5 xx 10^(-4) M HCl solution.