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The top documents tagged [mass numberrepresents]
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LecturePLUS Timberlake1 The Atom Atomic Number and Mass Number Isotopes (Take out your Periodic Tables)
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Ch. 8 Earth Chemistry. Journal: What do we know about matter?
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How Atoms Differ. I.Properties of Subatomic Particles ParticleSymbolLocationRelative Charge Relative mass Actual mass (g) Electron e - or In the space
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