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Part I. The Ka for acetic acid, HC2H3O2, is 1.8 x 10-5. 1. What is the pH of 50.0 mL of 0.100M solution, if 0.00 mL of base has been added? 2. What is the pH when 20.0 mL of 0.100 M NaOH have been added? 3. What is the pH when 25.0 mL of 0.100 M NaOH have been added? 4. What is the pH when 50.0 mL of 0.100 M NaOH have been added? 5. What is the pH when 100.0 mL of 0.100 M NaOH have been added?

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