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The top documents tagged [number of neutronsatomic]
Atoms and Molecules Parts of the Atom. What is an atom? Democritus Democritus, a Greek philosopher theorized that at some point a substance can no longer
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Biochemistry. Atoms An atom that has either gained or lost an electron is called an Ion CONSERVATION OF MASS – –Things can move / change position. But
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Chapter 4 Section 4. There are about 118 known types of atoms. Each element has it’s own type of atom. All atoms of an element have to have one
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