The periodic table, also called the periodic table of ... because the word for gold in Latin is "aurum." Atomic mass: The standard atomic weight of an element is the average mass of the element ...

The following year, Stanislao Cannizzaro used a hypothesis from Amedeo Avogadro to create a standard set of atomic weights ... Two years later, Julius Lothar Meyer and William Odling independently ...

As part of the ChemClub's 10 th Anniversary (2015-2016), we asked clubs to create elements of the periodic table featuring a mole. To celebrate the International Year of the Periodic Table (IYPT) in ...