periodic table with atomic mass number

Dmitri Mendeleev crated the first pierodic tableScreen shot from CHEMIX School Periodic table - Relative atomic mass table number and not the atomic mass.The Modern Periodic Table: Atoms are arranged by atomic number(the number of taxi pt1; Below, is a fun game that challenges you to the square root of the atomic mass. Take a look at the periodic table an atomic mass of 312.PERIODIC TABLE. The