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The top documents tagged [mass numbersthere]
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mass numbersthere
Atoms and the Periodic Table Mr. Holmes Russian chemist, Dimitri Mendeleev, searched for a way to organize the elements in the 1800’s. Russian chemist,
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Chapter 4 section 1 Intro to Atoms -atom -electron -nucleus -proton -energy level -neutron -atomic number -isotope -mass number How did atomic theory.
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