Copper 65 , 6529Cu – N0 = Atomic Mass Atomic Number – N0 = _________ -- ____________ = ___________ # Valence Electrons = ___________________ Calcium 40 , 4020Ca – N0 = Atomic Mass Atomic Number – N0 = _________ -- ____________ = ___________ # Valence Electrons = ___________________
Copper – 65 , 6529Cu N0 = Atomic Mass – Atomic Number N0 = _________ -- ____________ = ___________ # Valence Electrons = ___________________ Calcium – 40 , 4020Ca N0 = Atomic Mass – Atomic Number N0 = _________ -- ____________ = ___________ # Valence Electrons = ___________________
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