Quiz: Mixtures, Pure Substances, and Why Separation Works
AQA GCSE Chemistry 8462 specification
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Building on what you've learned about elements and compounds, let's test your knowledge of mixtures, pure substances, and why separation techniques work!
Which of the following is a pure substance?
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Which of the following are examples of mixtures? (Select all that apply)
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In a {{blank0}}, the substances are chemically combined and cannot be separated by physical methods.
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Match the items on the left with their correct pairs on the right
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If you have 500 g of salt water that contains 100 g of salt, what percentage of the mixture is salt?
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What is the main reason mixtures can be separated by physical methods?
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Match the items on the left with their correct pairs on the right
Which of these is a property of a pure substance?
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Chromatography separates substances based on their different {{blank0}} in a solvent.
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Which of the following statements about mixtures are true? (Select all that apply)
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