A bit of chemistry. 0004. Pure Substances: Elements and Compounds. Mixtures.

A pure substance (or simply substance) is the matter that has properties and…


A bit of chemistry. 0003. States and properties of matter.

Matter can be classified in two basic ways: according to its physical state…


A bit of chemistry. 0002. Matter.

  Chemistry is the study of the properties and behavior of matter. It is…


A bit of chemistry. 0001. The scientific method.

In this series Jesús Joglar introduces us to the world of chemistry. 0001. The…