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Answer the following: 1.How many protons and neutrons are present is an atom of calcium (Mass # = 40)? Protons = ________ Neutrons = _______ |
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Answer» -Number of Protons = Atomic Number (Z) = 11Number of electrons = Number of Protons (in NEUTRAL ATOM) = 11Number of NEUTRONS = MASS Number (A) - Atomic Number (Z)= 23 - 11= 12 |
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