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6 Cards in this Set
- Front
- Back
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Nuclues
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is made up of protons and neutrons
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Atomic Number
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the number of protons in a nucleus
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Mass Number
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the sum of protons and neutrons in an atom
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Isotopes
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an atom that has the same amount protons but different amount neutrons
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Atomic Mass
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The weighted average of all of the masses
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Ion
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Different number of protons and neutrons
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