Combined Science GCSE
gentle evaporation
What gentle evaporation means in Combined Science GCSE, as defined for AQA.
Definition of gentle evaporation
Check what you remember
Read the wording for your board, then hide it and explain gentle evaporation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Slow evaporation of the filtrate using a water bath or electric heater, not a direct Bunsen flame, to avoid spitting and decomposition.
Topics that use gentle evaporation
- Soluble salts (AQA GCSE)
Related terms
- Crystallisation
- filtrate
- filtration
- Precipitate
- Solubility limit
- excess
- excess solid
- point of crystallisation
Using gentle evaporation in the exam
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