Problem- Part 1) What is the pH of the mixture obtained by mixing 10.0 ml of 1.00 M hydrochloric acid and 9.0 ml of 1.25 M potassium hydroxide?
Part 2) What is the pH of a mixture obtained by combining 25.0 ml of 1.00 M acetic acid and 25.0 ml of 1.38 M sodium acetate?
Please assists me to understand How to do fix this?