Question: 1) Element: Calcium, Mass number: 40, Atomic Number: 20 # of Neutrons = # of Protons = # of Electrons = 2) Element: Chlorine, Mass

1) Element: Calcium, Mass number: 40, Atomic Number: 20 # of

1) Element: Calcium, Mass number: 40, Atomic Number: 20 # of Neutrons = # of Protons = # of Electrons = 2) Element: Chlorine, Mass number: 36, Atomic Number: 17 # of Neutrons = # of Protons = # of Electrons = 3) Element: ???, Mass number: 65, Atomic Number: 30 # of Neutrons = # of Protons = # of Electrons =

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