How many moles are represented by 11.5 grams of C2H5OH?

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.

The answer is not c

B) movement of materials into and out of the cell