Chemistry (Combined Science) · GCSE · Edexcel · Edexcel GCSE Combined Science (1SC0) — Chemistry — Higher · Specification point · 2.10 · States of matter and mixtures · Methods of separating and purifying substances
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| Students should: | Maths skills |
|---|---|
2.10 Interpret a paper chromatogram: a to distinguish between pure and impure substances b to identify substances by comparison with known substances c to identify substances by calculation and use of values | 3a, 3c 4a |