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12 Dec 2019
A particular atom of an element has a mass number of 152. There are 60 electrons in the +2 ion of the atom. Identify the element, using the correct element symbol, the number of protons and number of neutrons in this atom.
A particular atom of an element has a mass number of 152. There are 60 electrons in the +2 ion of the atom. Identify the element, using the correct element symbol, the number of protons and number of neutrons in this atom.
Nelly StrackeLv2
13 Dec 2019