Ammonium Nitrate - Heat of Solution
Students quantify the relationship between temperature, energy and heat and define an endothermic reaction. They measure the energy change caused by dissolving one mole of ammonium nitrate in water.
10th - 12th Science 3 Views 4 Downloads
Gibbs Free Energy and Spontaneity
The series of videos on enthalpy change continues with this look at the Gibbs Free Energy System and Spontaneity. Most students have heard the term, "spontaneous reaction," and Sal explains exactly what a spontaneous reaction is and how...
18 mins 7th - 10th Science
What Triggers a Chemical Reaction?
Chemical reactions are happening all around us every second of every day, but what exactly causes these changes to occur? Using easy-to-understand analogies, this video explains how the concepts of enthalpy and entropy determine the ways...
4 mins 9th - Higher Ed Science CCSS: Adaptable