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Fractional distillation is a technique used to separate complex mixtures of hydrocarbons based on differences in their

1. heats of fusion
2. heats of vaporization
3. melting points
4. boiling points
Answered by kelsy
based on differences in their boiling points.
Answered by lily
melting point
Answered by Brian Molina
boiling points
Answered by Sursburs
4. boiling points
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