chemistry periodic table and atom structure
- Created by: niceguy420
- Created on: 22-10-22 12:11
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A pure substance is a substance which only conists of one element or compound.
during simple distallation the solvent evaporates to leave the solute
the mobile phase in chromatography is the solvent which moves over the stationary phase ( paper)
jj thompson - plum pudding model
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