With the Pink and Blue—A Colorful Chemical Balancing Act: Chemical Demonstration—ChemTopic™ Lab Activity, demonstrate the power of balance in a reversible chemical reaction. The equilibrium responds dramatically to changes in reaction conditions that disturb the balance to illustrate the effect of concentration and temperature on the position of equilibrium for an endothermic chemical reaction. Available as part of the Exploring Equilibrium—ChemTopic™ Labs digital collection. Click the Price link for digital collection pricing.