Physics, 24.09.2019 21:30 hellokitty1647

28) air can be considered a mixture. which statement describe air? a) air contains a fixed ratio of atoms. b) the components of air separate into visible layers. c) the components of air can be separated by chemical means. d) the exact mixture of components varies from point to point.

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28) air can be considered a mixture. which statement describe air? a) air contains a fixed ratio o...