Determine the percent composition of the compound that forms when 222.6 g of N combines with 77.4 g of O.

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.

That is a lot of moles that you have