You can directly support Crash Course at www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content. Have you ever been to a Demolition Derby? Then you have an idea of how molecular collisions happen. In this episode, Hank talks about collisions between molecules and atoms, activation energy, writing rate laws, equilibrium expressions, reactions mechanics, and rate-determining steps. And funnel cakes are AWESOME! ***** AND NOW, A SUBBABLE MESSAGE! ***** "Jane McLauchlan, thank you for decreasing worldsuck. I love you!" - Charlotte Thornton -- Table of Contents Collisions Between Molecules and Atoms 0:00 Activation Energy 1:32 Writing Rate Laws 3:28 Rate Laws and Equilibrium Expressions 5:30 Reaction Mechanisms 8:06 Rate-Determining Steps 7:04 -- Want to find Crash Course elsewhere on the internet? Facebook - www.facebook.com/YouTubeCrashCourse Twitter - www.twitter.com/TheCrashCourse Tumblr - thecrashcourse.tumblr.com Support CrashCourse on Subbable: subbable.com/crashcourse