1) Atmospheric air is a) pure substance b) compound c) mixture d) all the previous answers 2) Distilled water is a) Element b) pure substance c) Mixture d) all the previous answers 3) Fruit salad is an example of a) liquid mixture b) solid- liquid mixture c) gaseous mixtures d) solid- solid mixture 4) All the following are properties of mixtures except a) its components can't be separated easily b) each component keeps its own properties c) its component are mixed t any ratio d) b&c 5) To separate iron filings from sand we must use a) separation funnel b) magnet c) evaporation process d) filtration process




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