Khan Academy
Khan Academy: Van Der Waals Forces
Learn about Van der Waals forces, London dispersion forces, dipole-dipole forces, and hydrogen bonding. [11:39]
Khan Academy
Khan Academy: Solubility and Intermolecular Forces
A tutorial about solubility of salt and gas solutes in liquid solvent. [13:22]
Khan Academy
Khan Academy: Surface Tension
Discover surface tension in water, and learn how surface tension is related to hydrogen bonding. [4:31]
Khan Academy
Khan Academy: Capillary Action and Why We See a Meniscus
See how capillary action and the meniscus are related to intermolecular forces in water. [8:26]
Khan Academy
Khan Academy: Boiling Points of Organic Compounds
Learn how to analyze the different boiling points of organic compounds using intermolecular forces. [11:07]
Khan Academy
Khan Academy: Boiling Point Comparison: Ap Chemistry Multiple Choice
Practice comparing the boiling point of nonane and 2,3,4-trifluoropentane. A sample multiple choice problem from the 2014 AP Chem course description. [6:19]
Khan Academy
Khan Academy: Solubility of Organic Compounds
Learn how to predict if a compound dissolves in water. Practice identifying the hydrophobic and hydrophilic parts of a molecular structure. [12:20]
Khan Academy
Khan Academy: 2015 Ap Chemistry Free Response 2f
This tutorial explains the solubility of ethanol and ethene gas in water. It is taken from the 2015 AP Chemistry free response question 2f. [5:26]
Khan Academy
Khan Academy: Suspensions, Colloids, and Solutions
Understand suspensions, colloids, and solutions, and learn the difference between molarity and molality. [13:57]
Khan Academy
Khan Academy: Boiling Point Elevation and Freezing Point Depression
Understand what happens when raising or lowering the boiling or freezing point of a solution by adding solute. [14:00]
Khan Academy
Khan Academy: Reactions in Equilibrium
Use this tutorial to explore equilibrium reactions and constants. [14:50]
Khan Academy
Khan Academy: Keq Intuition
A probabilistic look at how molecules react to develop the intuition behind the equilibrium constant formula. [12:52]
Khan Academy
Khan Academy: Keq Derivation Intuition
A more concrete attempt at showing how the probabilities of molecules reacting is related to their concentration. [15:50]
Khan Academy
Khan Academy: Equilibrium and the Equilibrium Constant
At equilibrium, the rate of the forward reaction is equal to the rate of the backward reaction. Learn how to calculate the equilibrium constant K, the reaction quotient Q, and equilibrium concentrations. [12:01]
Khan Academy
Khan Academy: Introduction to Reaction Quotient Qc
Introduction to the reaction quotient Qc, and comparing the reaction quotient with the equilibrium constant to predict how concentrations will change. [7:36]
Khan Academy
Khan Academy: Comparing Q vs K Example
See a worked example using reaction quotient Q to predict how concentrations will shift so the reaction can get to equilibrium. [5:53]
Khan Academy
Khan Academy: Arrhenius Definition of Acids and Bases
Arrhenius definition of acids and bases. [7:50]
Khan Academy
Khan Academy: Autoionization of Water
Learn about the autoionization of water into hydronium and hydroxide ions. [10:55]
Khan Academy
Khan Academy: Definition of P H
An introduction to pH and the pH scale. See examples of calculating pH of pure water, bleach, and orange juice. [11:38]
Khan Academy
Khan Academy: P H, P Oh of Strong Acids and Bases
This tutorial demonstrates deriving the relationship between pKw, pH, and pOH. Calculating the pH or pOH of strong acids and bases. [14:49]
Khan Academy
Khan Academy: Strong Acids and Strong Bases
See some common strong acids and strong bases. Also examine some examples of calculating the pH of a nitric acid solution, sodium hydroxide solution, and a calcium hydroxide solution. [12:32]
Khan Academy
Khan Academy: Acid Strength, Anion Size, and Bond Energy
Learn how anion size and bond dissociation energies affect acid strength. [5:47]
Khan Academy
Khan Academy: Conjugate Acid Base Pairs
An introduction to conjugate acid-base pairs. Learn the definition and see examples of conjugate acid-base pairs. [8:26]
Khan Academy
Khan Academy: P Ka and P Kb Relationship
Find out about the Ka and Kb relationship and pKa and pKb relationship between conjugate acids and bases. [14:33]