Combined Science GCSE
Using data to test purity
What Using data to test purity means in Combined Science GCSE, as defined for AQA.
Definition of Using data to test purity
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Reference: AQA
Melting point and boiling point data can be used to distinguish pure substances from mixtures, since a sample melting sharply at the expected temperature is likely pure.
Topics that use Using data to test purity
- Pure substances (AQA GCSE)
Related terms
- Comparing measured and known values
- Everyday versus chemical meaning of pure
- Fixed melting and boiling points of pure substances
- Melting and boiling ranges of mixtures
- Mixture
- Mixtures versus single substances
- Pure substance
- Sharp versus range melting and boiling
Using Using data to test purity in the exam
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