Is Matter around us Pure G9

If you want to buy gold, what would be the first thing you ask the goldsmith? Won’t it be about the purity of the gold? But how would you know if a substance is pure or not? Scientifically, pure substances are the ones which thoroughly are made up of a single element. The mixture, on the other hand, is the combination of two or more substances. The classic example is the solution of salt and water. Let’s get mixed into the world of mixtures, and get to know more about them in this chapter.