Calculate the pH at the halfway point and at the equivalence point for each of the following titrations.
a. 100.0 mL of 0.10 M HC7H5O2 (Ka = 6.4 × 10–5) titrated by 0.10 M NaOH
b. 100.0 mL of 0.10 M C2H5NH2 (Kb = 5.6 × 10–4) titrated by 0.20 M HNO3
c. 100.0 mL of 0.50 M HCl titrated by 0.25 M NaOH

Question

Calculate the pH at the halfway point and at the equivalence point for each of the following titrations.
a. 100.0 mL of 0.10 M HC7H5O2 (Ka = 6.4 × 10–5) titrated by 0.10 M NaOH
b. 100.0 mL of 0.10 M C2H5NH2 (Kb = 5.6 × 10–4) titrated by 0.20 M HNO3
c. 100.0 mL of 0.50 M HCl titrated by 0.25 M NaOH

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