Key term for OCR GCSE Chemistry A, used in Purity and separating mixtures.
A process in fractional distillation where a large surface area allows liquids with higher boiling points to condense and return to the flask while others continue to rise.
Repeated evaporation and condensation appears in OCR GCSE Chemistry A revision content for Elements, compounds and mixtures, especially Purity and separating mixtures and Separation Techniques.
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