Online Videos –

Acid-Base Equilibria

These videos of our regular classes are available to our regular class students.

Each lesson is broken up into a few videos. In the description below each video, you can look for the content or question that you would like to view or revisit.

12  Acid-Base Equilibria (Week 1)
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Video 1-1
  • Theories of acids and bases

  • Conjugate acid-base pairs (Q1)

  • Strong versus weak acids and bases

  • Hydrolysis equations (Q2)

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Video 1-2
  • pH and pOH (Q3)

  • Ionic product of water, Kw (Q4, Q5, Q6)

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Video 1-3
  • pH calculations for strong acids and bases (Q7, Q8, Q9, Q10, Q11)

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Video 1-4
  • pH calculations for weak acids and bases, and the acid and base dissociation constants, Ka and Kb (Q12, Q13)

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Video 1-5
  • Degree of ionisation (Q14)

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Video 1-6
  • salt hydrolysis (Q15)

  • Ka x Kb = Kw

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Video 1-7
  • pH calculations for salt solutions (Q16, Q17, Q18)

12  Acid-Base Equilibria (Week 2)
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Video 2-1
  • Defining a buffer solution

  • pH calculation for buffer solutions (Q19)

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Video 2-4
  • Buffer capacity and point of maximum buffering capacity

  • Effective buffer range

  • Blood plasma buffer (Q26)

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Video 2-2
  • Practice questions for pH calculations of buffer solutions (Q20 to Q23)

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Video 2-5
  • Practice question on the blood buffer system (Q27)

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Video 2-3
  • pH calculation practices (Q24, Q25)

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Video 2-6
  • pH calculation for buffers on adding acid or base (Q28)

12  Acid-Base Equilibria (Week 3)
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Video 3-1
  • Understand acid-base titration curves, and how to calculate pH values along the curve (Q29)

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Video 3-4
  • Practice question on titration curve and indicators (Q35)

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Video 3-2
  • Practice questions on acid-base titration curves (Q30, Q31)

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Video 3-3
  • Acid-base indicators and choosing suitable indicators (Q32, Q33, Q34)

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Video 3-5
  • Polyprotic acids (Q36)

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Video 3-6
  • Practice question on polyprotic acids (Q37)