How do we know that all matter is made of atoms

Atoms make up pure elements. Elements combine chemically to form compounds. Compounds make up everything you know. Therefore, everything contains atoms and molecules.

Olá. porque a reação na temperatura é muito rapida a do copo : )

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.