Chemistry Practice Problems Acid and Base Titration Curves Practice Problems Solution: You have 75.0 mL of 0.10 M HA. After adding 30.0 m...

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Solution: You have 75.0 mL of 0.10 M HA. After adding 30.0 mL of 0.10 M NaOH, the pH is 5.50. What is the Ka value of HA?

Problem

You have 75.0 mL of 0.10 M HA. After adding 30.0 mL of 0.10 M NaOH, the pH is 5.50. What is the Ka value of HA?