Separating sand and salt by filtering and evaporation

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A photograph showing apparatus for filtering mixtures, including conical flasks, glass funnels and filter paper

Source: © Shutterstock

Try this class experiment to practise manipulating mixtures of soluble and insoluble materials by separating sand and salt. Includes kit list and safety instructions.

In this class practical, students separate a mixture of sand and salt, illustrating the fundamental means of separating a mixture of an insoluble material from one that is soluble.

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