If the mass of 1 mole of chlorine atoms is 35.5g, calculate the mass of 6.0 moles of chlorine atoms.

6.0mol divided by the molar mass of chlorine ( 35.5g/mol) moles cancel out and your left with grams.

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.