What is the best reason for using iron fillings instead of an iron nail in a chemical reaction?

The filings would take less time to dissolve because they are already in the smallest solid form they can be in.

Because you ate playdough

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.