Acid-Base Equilibria · Term 4

Henderson-Hasselbalch Equation

Apply the Henderson-Hasselbalch equation to calculate the pH of buffer solutions and design buffers.

Key Questions

  1. Calculate the pH of a buffer solution using the Henderson-Hasselbalch equation.
  2. Design a buffer solution with a specific pH and capacity.
  3. Evaluate the limitations and assumptions of the Henderson-Hasselbalch equation.

Ontario Curriculum Expectations

HS-PS1-6
Grade: Grade 12
Subject: Chemistry
Unit: Acid-Base Equilibria
Period: Term 4

Suggested Methodologies

Problem-Based Learning

Tackle open-ended problems without predetermined solutions

35–60 min

Learn more about Problem-Based Learning

Decision Matrix

Evaluate options systematically against criteria

25–45 min

Learn more about Decision Matrix

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