Mathematical Problems on Acid-Base Titration
1. A 25 ml solution of 0.5 M NaOH is titrated until neutralized into a 50
ml sample of HCl. What was the concentration of the HCl?
2. A 54 ml solution of 0.1 M NaOH is titrated until neutralized into a
125 ml sample of HCl. What was the concentration of the HCl?
3. A 25 ml solution of 0.05 M HCl is titrated until neutralized into a 345
ml sample of NaOH. What was the concentration of the NaOH?
4. A 50 ml solution of 0.5 M KOH is titrated until neutralized into a 125
ml sample of H2SO4. What was the concentration of the H2SO4?
5. Calculate the pH of a 0.00072 M HCl aqueous solution.
6. Calculate the pH of a 0.035 M NaOH aqueous solution.
7. A 34.6 ml solution of 0.15 M KOH is titrated until neutralized into a
25 ml sample of HNO3. What was the molarity of the HNO3?
8. A 21 ml solution of 0.14 M LiOH is titrated until neutralized into a
10.6 ml sample of HBr. What was the molarity of the HBr?
9. A 17.6 ml solution of 0.015 M KOH is titrated until neutralized into a
50 ml sample of HBr. What is the pH of the HBr?
10. A 10.2 ml solution of 0.15 M HCl is titrated until neutralized into a
60 ml sample of NaOH. What is the pH of the NaOH?
