Curated OER
Stoichiometry
Sal introduces students of chemistry to "Stoichiometry," which is the calculation of measureable relationships of the reactants and products in a chemical reaction. Sal sets up a balanced chemical equation and then, using the Periodic...
TED-Ed
Under the Hood: The Chemistry of Cars
Ladies and gentlemen, start your engines! Explore the cumbustion reactions driving the world's automobiles and the chemical solutions used to keep their engines cool with this fun instructional video.
Curated OER
Chemistry Chemical Reactions
See a science experiment in action. These 9th graders explain what happens when a catalyst is introduced into a compound. They demonstrate their explanation by mixing baking soda, calcium chloride and phenol red. The chemical reaction...