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the separation of a dye into the different colours that make up that dye, as a result of the dyes travelling at different speeds through paper.
a short way of writing the name of a chemical compound. It shows the composition of the compound...
a law defining the relationship between pressure, volume, temperature and moles of a gas....
not capable of being magnetised and not attracted to metals.
attracted to iron, cobalt or nickel, or forms a permanent or temporary magnetic field.