UNSUR138 : Tontonan Menarik Untuk Player Slot di seluruh

unsur 138Name of the isotope: Cesium-138; Cs-138 Symbol: 138 Cs or 138 55 Cs Mass number A: 138 (= number of nucleons) Atomic number Z: 55 (= number of protons) Neutrons N: 83 IsotopicUnsur 138: The Hypothetical Superheavy Element The periodic table is an ever-expanding scientific marvel, and one of the greatest pursuits in chemistry and physics is