Combined Science GCSE
R_f values and solvents
What R_f values and solvents means in Combined Science GCSE, as defined for AQA.
Definition of R_f values and solvents
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Reference: AQA
Different compounds have different R_f values in different solvents, so a compound can have different R_f values in different solvents.
Topics that use R_f values and solvents
- Chromatography (AQA GCSE)
Related terms
- Chromatogram
- Chromatography
- Distribution between phases
- Identification by comparison
- Identification of substances
- Identification using reference values
- Impure substance
- Measurement from a baseline
Using R_f values and solvents in the exam
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