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EnglandChemistryQuick questions
Topic 2: States of matter and mixtures
Quick questions on Pure substances, mixtures and separation techniques - Edexcel GCSE Chemistry
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State one way a pure substance differs from a mixture in its melting behaviour. [1 mark]
What is q2?Show answer
Which technique separates an insoluble solid from a liquid? [1 mark]
What is q3?Show answer
Describe the three main steps used to make river water potable. [3 marks]
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