The mass per unit volume of a substance is called density.
[question] Question. The mass per unit volume of a substance is called density. (density = mass/volume). Arrange the following in order of increasing density: air, exhaust from chimneys, honey, water, chalk, cotton and iron. [/question] [solution] Solution: Increasing density: air exhaust from chimneys cotton water honey chalk iron. [/solution]...
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