Instructional Video
Crash Course

Crash Course Chemistry #32: Kinetics Chemistry's Demolition Derby

9th - 10th
In this episode, Hank talks about collisions between molecules and atoms, activation energy, writing rate laws, equilibrium expressions, reactions mechanics, and rate-determining steps. [9:57]
Instructional Video
Crash Course

Crash Course Chemistry #31: Buffers, the Acid Rain Slayer

9th - 10th
Learn about buffers and their compositions, carbonate buffering systems in nature, acid rain, pH of buffers, and titration. Also see an experiment using indicators to showcase buffers. [11:41]
Instructional Video
Crash Course

Crash Course Chemistry #27: Solutions

9th - 10th
Tutorial illustrating the ideas of solutions and discussing molarity, molality, and mass percent. Also, why polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes. [8:21]
Instructional Video
Crash Course

Crash Course Chemistry #24: Bonding Models and Lewis Structures

9th - 10th
In this crash course, explore why scientists develop scientific models like Lewis Structures, and how people can learn from them.
Instructional Video
Crash Course

Crash Course Chemistry #46: The Global Carbon Cycle

9th - 10th
Hank takes us on a tour of the global carbon cycle and how it all works, including information of carbon fixation and redox reactions. [10:34]
Instructional Video
Crash Course

Crash Course Chemistry #34: Network Solids and Carbon

9th - 10th
Learn about network solids and carbon and how diamonds are created from carbon. Also learn about solid networks, diamond and graphite network structures, as well as sheet and 3D networks.
Instructional Video
Crash Course

Crash Course Chemistry #26: Liquids

9th - 10th
A crash course on London dispersion forces, hydrogen bonds, cohesion, adhesion, viscosity, capillary action, surface tension, and properties of liquids. [11:04]
Instructional Video
Crash Course

Crash Course Chemistry #33: Doing Solids

9th - 10th
Learn about amorphous and crystalline solids, types of crystalline solids, types of crystalline atomic solids, properties of each type of solid, and that the properties depend on the bond types. [9:18]
Instructional Video
Crash Course

Crash Course Chemistry #41: Alkenes & Alkynes

9th - 10th
A crash course in alkenes and alkynes, their structures, and how to remember which is which. [9:36]
Instructional Video
Crash Course

Crash Course Chemistry #25: Orbitals

9th - 10th
Discover what molecules actually look like and why, and find out about quantum-mechanical three dimensional wave functions.
Instructional Video
Crash Course

Crash Course Chemistry #29: Equilibrium Equations

9th - 10th
This fast-paced tutorial serves as a crash course in solving chemical equilibrium equations. [9:29]
Instructional Video
Crash Course

Crash Course Chemistry #39: Nuclear Chemistry Part 2: Fusion and Fission

9th - 10th
Hank discusses and explains nuclear chemistry with an in-depth look at fusion and fission.
Instructional Video
Crash Course

Crash Course Chemistry #28: Equilibrium

9th - 10th
Learn about chemical equilibrium, concentration, temperature, and pressure in this Crash Course Chemistry tutorial. [10:57]
Instructional Video
Crash Course

Crash Course Chemistry #43: Hydrocarbon Derivatives

9th - 10th
This Crash Course tutorial discusses some confusing ideas about hydrocarbon derivatives, and functional groups. [8:38]
Instructional Video
Crash Course

Crash Course Chemistry #36: Electro Chemistry

9th - 10th
Hank discusses electrochemistry, and many of the things that go into making it possible for you to watch this episode of Crash Course Chemistry. [9:04]
Instructional Video
Crash Course

Crash Course Chemistry #19: Calorimetry

9th - 10th
This crash course episode dives into how enthalpy works. Learn how it is calculated and how it is determined experimentally. [11:57]
Instructional Video
Crash Course

Crash Course Chemistry #35: Silicon the Internet's Favorite Element

9th - 10th
Learn about Silicon Valley's namesake and how network solids are at the heart of it all. Also find out about solid-state semiconductors, N-Type and P-Type semiconductors, diodes, transistors, computer chips, and binary code, all in the...
Instructional Video
Crash Course

Crash Course Chemistry #38: Nuclear Chemistry

9th - 10th
In this episode, Hank welcomes you to the new age, where he talks about transmutation among elements, isotopes, calculating half-life, radioactive decay, and spontaneous fission. [9:58]
Instructional Video
Crash Course

Crash Course Chemistry #42: Aromatics and Cyclic Compounds

9th - 10th
Hank discusses aromatics and cyclic compounds and naming their substituents, resonance as well as common reactions, and uses. [9:50]
Instructional Video
Crash Course

Crash Course Chemistry #23: Polar & Non Polar Molecules

9th - 10th
A crash course in molecular symmetry and electronegativity with information about about polar and nonpolar molecules.
Instructional Video
Crash Course

Crash Course Chemistry #22: Atomic Hook Ups Types of Chemical Bonds

9th - 10th
Learn about how chemical bonds form in order to minimize the energy difference between two atoms or ions. Also find out the difference between covalent and ionic bonds.
Instructional Video
Crash Course

Crash Course Chemistry #45: Polymers

9th - 10th
Hank talks about how polymers were developed an the different types that are common in the world today. [10:15]
Instructional Video
Crash Course

Crash Course Chemistry #37: The History of Atomic Chemistry

9th - 10th
From Leucippus to Heisenberg to modern day chemists, Hank takes us on a tour of the folks that were part of the long chain of other folks who helped us get to these deeper understandings of Atomic Chemistry. [9:42]
Instructional Video
Crash Course

Crash Course Chemistry #44: Nomenclature

9th - 10th
Hank talks about IUPAC, prefixes, suffixes, ranking, numbers for carbon chains, and cis or trans double bonds. [9:05]