Calculate the `pH` of resulting solution obtained by mixing `50 mL` of `0.6N HCl` and `50 ml ` of `0.3 N NaOH`

The pH of a solution obtained by mixing 50 mL of 0.4 N HCl and 50 mL of 0.2 N NaOH is

The pH of a solution obtaine by mixing 50 mL of 0.4 N HCl and 50 mL of 0.2 N NaOH is

Calculate [Cl^(Theta)], [Na^(o+)], [H^(o+)], [overset(Theta)OH] , and the pH of resulting solution obtained by mixing 50mL of 0.6M HCl and 50mL of 0.3M NaOH .