What is the volume of 19.87 mol of ammonium chloride (NH4Cl) at STP? A.
4.45 l

B.
445.088 l

C.
4.45088 × 1025 l

D.
4.54 × 1024 l

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 a. that is an exothermic reaction which means it produces heat