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Biology, 16.09.2019 21:50 hernan99961

One difference between mixtures and pure substances is that
a)
mixtures can be physically separated.
b)
mixtures are made of one type of atom.
c)
pure substances have no chemical bonds.
d)
pure substances can be physically separated.

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One difference between mixtures and pure substances is that
a)
mixtures can be physica...
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