`20 mL` of `0.1N HCI` is mixed with `20 ml` of `0.1N KOH`. The `pH` of the solution would be

5 mL of 0.4N NaOH is mixed with 20 mL of 0.1N HCl. The pH of the resulting solution will be :

5 mL of 0.4 N NaOH is mixed with 20 mL of 0.1 N HCl. The pH of the resulting solution will be

5 mL of 0.4 N NaOH is mixed with 20 mL of 0.1 N HCl The pH of the resulting solution will be

100 ml of 0.1 N NaOH is mixed with 50 ml of 0.1 N H_2SO_4 . The pH of the resulting solution is

100 ml of 0.1 M CH_(3)COOH are mixed with 100ml of 0.1 M NaOH , the pH of the resulting solution would be

50 ml of 0.1 N HCl and 50 ml of 0.1 N NaOH are mixed. The pH of the resulting solution is :

40 ml of 0.1 M ammonia is mixed with 20 ml of 0.1 M HCI . What is the pH of the mixture ? ( pK_(b) of ammonia solution is 4.74. )