Essential Chemistry for IGCSE - Atoms, Elements And Compounds (Section 5 - No. 27)
Which of the following statement(s) is/are correct concerning mixtures?
Mixtures can be separated by physical methods.
Mixtures always have a fixed composition.
Mixtures can be homogeneous or heterogeneous.
Mixtures always involve chemical reactions.
Explanation
Mixtures can have variable composition and are often separable by physical means. Mixtures can be homogeneous (uniform) or heterogeneous (non-uniform).
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