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Atoms and Molecules
An Atom is defined as the smallest particle of an element that can exist
Consists of 3 sub-atomic particles
Proton - positively charged, relative mass- 1
Neutron - 0 (no charge), relative mass- 1
Electron- negatively charged, relative mass - 1/1840
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- Note on Untitled, created by randomsonger 123 on 10/09/2016.
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