To neutralize completely 20 mL of 0.1 M aqueous solution of phosphorus acid, the volume of 0.1 M aqueous `NaOH` solution required is

To neutralize compltely 20 ml of 0.1 M aqueous solution of phosphorus acid, the volume of 0.1 molal aqueous KOH solution required is

To neutralize completely 20 mL of 0.1M aqueous solution of phosphorus (H_(3)PO_(3)) acid the volume of 0.1M aqueous KOH solution required is:

To neutralize completely 20 mL of 0.1M aqueous solution of phosphorus acid (H_(3)PO_(3)) the volume of 0.1M aqueous KOH solution required is

To neutralise completely 20 mL of 0.1M aqueous solution of phosphorus acid ( H_3PO_3 ), the volume of 0.1 M aqueous KOH solution required will be ?

To neutralise completely 20 ml of 0.1 M aqueous solution of phosphorous acid (H_3PO_3) , the volume of 0.1 M aqueous KOH solution required is :

To neutrealize completely 20 mL of 0.1 M aqueous solution of phosphorus (H_(3)PO_(3)) , the volume of 0.1 M aqueous KOH required is