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Extraction of Caffeine from Tea Leaves: Principles, Procedures, and Calculations

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Solubility

  • Introducing common solvents and other molecules in organic chemistry.
    02:01
  • Understanding “like dissolves like”.
    01:47

Intermolecular Forces

  • How dipole-dipole forces work.
    01:46
  • How IMFs are related to melting and boiling points.
    03:08
  • How Van der Waals forces work.
    03:01

Overview of Chemical Reactions

  • Recognizing Substitution Reactions.
    01:34
  • Recognizing Acid-Base Reactions.
    02:43
  • Recognizing Elimination Reactions.
    00:40

Equilibrium Constant and pKa

  • The pH scale vs. the pKa scale.
    02:15
  • The relationship between equilibrium constant and pKa.
    02:19
  • Why we use pKa instead of pH.
    01:46