Electrolysis of Aqueous Solutions and Purification of Copper

The video is a tutorial on electrolysis of aqueous solutions. The speaker introduces the basic rules for electrolysis of aqueous solutions and how to predict the products using those rules. The examples are given for different electrolysis scenarios such as copper chloride, sodium chloride, and sodium sulfate. The speaker also explains the process for purifying copper using electrolysis and its set up.