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S16E2 - Entropy Changes in Chemical Reactions, and Gibbs Free Energy
SECTION 16 - Spontaneity Entropy and Free Energy
Change in Entropy and Gibbs Free Energy. Entropy and Disorder in Chemical Reactions. How to Calculate Entropy Change Using a Table of Standard Entropy Values.
S5E2 - Boyle's Law, Charles' Law, and Avogadro's Law
Boyle's Law, Charles Law, and Avogadro's. Combined Gas Law Examples and Problems, Defining the Universal Gas Constant (R), and the Ideal Gas Law, PV=nRT
S15E2 - Buffers and Buffer Solution pH Calculations
SECTION 15 - Applications of Acid-Base Equilibria
What is a Buffer? Buffers, or Buffered Solutions, Resist Changes in pH upon the Addition of Acid or Base. Examples of pH Calculations for Buffer Solutions.
S4E2 - Strong and Weak Electrolytes, Nonelectrolytes, and Molarity
SECTION 4 - Types of Chemical Reactions and Solution Stoichiometry
Strong Electrolytes, Weak Electrolytes, and Nonelectrolytes. Why is a Weak Acid a Weak Electrolyte? Why is a Weak Base a Weak Electrolyte? Molarity Calculations.
S14E2 - Acid Strength and Acid-Base Conjugate Pairs
Acid Strength, Acid-Base Conjugate Pairs, and Ka Values for Some Common Monoprotic Acids. The Stronger the Acid, the Weaker its Conjugate Base, and vice-versa.