Question

Whata is tha atomic mask of copper, mercury, iron, gold, tin, uraniam, nikal, letinum?

Answer 1

Atomic Mass :

Copper: 63.546

Mercury: 200.59

Iron: 55.845

Gold: 196.078

Uranium: 238

Nickel: 58

Letinum: 138

Answer 2

Dont know about the atomic masks mate,

But here you go there atomic masses

Copper : 63.546 amu

mercur: 200.59 amu

iron : 55.845amu

gold:178amu

tin: 196amu

uranium :238.28amu

letinium:174.896amu

sorry I took so long