Online Videos –

JC 1 Promos Review

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.

The following three topics are under Promos review:

Promos Review (2) – Chemical Energetics
15_Promos_Review_–_Energetics_(1-1).jp
Video 1-1
  • Review the experimental determination of enthalpy changes (Q1)

  • Review the use of cooling graphs (Q2)

15_Promos_Review_–_Energetics_(1-4).jp
Video 1-4
  • Review the drawing of Born-Haber cycles (Q8)

  • Review the energetics of dissolution processes (Q9)

15_Promos_Review_–_Energetics_(1-2).jp
Video 1-2
  • Review the calculation of enthalpy changes without energy cycles:

  • short-cut equations (Q3)

  • bond energy method (Q4)

  • algebraic method (Q5)

15_Promos_Review_–_Energetics_(1-3).jp
Video 1-3
  • Review the drawing of energy cycles and the use of Hess' Law (Q6, Q7)

15_Promos_Review_–_Energetics_(1-5).jp
Video 1-5
  • Review the spontaneity of reactions and qualitative discussions involved Gibbs free energy and entropy (Q10, Q11, Q12)

Promos Review (3) – Reaction Kinetics
15-2 Promos Review – Kinetics (1-1).jpg
Video 1-1
  • Review of reaction kinetics fundamentals

15-2 Promos Review – Kinetics (1-2).jpg
Video 1-2
  • Design of experiment for finding orders of reaction for two or more reactants (Q1)

15-2 Promos Review – Kinetics (1-3).jpg
Video 1-3
  • Finding order of reaction for reactant in excess (Q2)

15-2 Promos Review – Kinetics (1-4).jpg
Video 1-4
  • Finding order of reaction from product-time graphs (Q3)

15-2 Promos Review – Kinetics (1-5).jpg
Video 1-5
  • Finding order of reaction from initial rate tables.

  • Relating mechanism and rate equations (Q4, Q5, Q6)

15-2 Promos Review – Kinetics (1-6).jpg
Video 1-6
  • Catalysis (Q7 – Q11)

Promos Review (4) – Acid-Base Equilibria
 
15-3_Promos_Review_–_Acid-Base_Equilib
15-3_Promos_Review_–_Acid-Base_Equilib
15-3_Promos_Review_–_Acid-Base_Equilib
Video 1-1
  • Overview, and the ionic product of water, Kw (Q1)

Video 1-2
  • Calculating pH of solutions (Q1 – Q6)

Video 1-3
  • Buffer-related questions (Q7, Q8)

15-3_Promos_Review_–_Acid-Base_Equilib
Video 1-4
  • Sketching titration graphs, and calculating main pH values (Q9)

15-3_Promos_Review_–_Acid-Base_Equilib
Video 1-5
  • Titration graphs and choice of indicators (Q10)

15-3_Promos_Review_–_Acid-Base_Equilib
Video 1-6
  • Polyprotic titration graphs (Q11)