a much sought-after high explosive has the following composition: C, 20.7%; N, 24.1%; O, 55.2%. What is its empirical formula?

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.

Where is the illustration?