Two dry solids --- barium hydroxide and ammonium nitrate --- are mixed to produce an endothermic reaction. ... To Conduct Demonstration. Mix the two solids together in a 250mL beaker. Stir for a few ...

The demonstration shown in this video is very dangerous. Do not attempt to perform this demonstration. Video used with permission from Chemical Education Exchange ... In an endothermic reaction, more ...

A demonstration of electroplating a copper coin with zinc. Rates of reactions. video Rates of reactions The effect of concentration, surface area, temperature and catalysts on reaction rate.

Chemical reactions encompass a variety of processes categorised into subgroups, including endothermic and exothermic reactions, which release energy in forms such as sound, light, cold, or heat.