Atoms and Isotopes Worksheet

Fill in the following table. Isotope Isotope Not Atomic # Protons Electrons Neutrons Nickel-58 28 28 28 30 Phosphorus-30 15 15 15 15 Iodine-127 53 53 53 74 Krypton-84 36 36 36 48 Selenium-79 34 34 34 45 Calcium-40 20 20 20 20 Chlorine-37 17 17 17 20 Calculate the average atomic mass of chlorine if its isotopes and % abundance are as follows. ................
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