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A compound has pKa = 7.2. 40 mL of 1 M HCl is added to 100 mL of 1M of this compound at pH =

A compound has pKa = 7.2. 40 mL of 1 M HCl is added to 100 mL of 1M of this compound at pH = 7.8. What is the pH of the resulted solution?

  • Show calculations.
  • Draw the titration curve.
  • Point the original pH and the pH after addition of HCI on this curve.

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