How can constituents of a gunpowder be separated?
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Sulphur, charcoal and potassium nitrate are the constituents of gunpowder. ... Filterate is the solution of potassium nitrate and residue contains sulphur and charcoal. Step3: Evaporate the filterate to vapourize water. Potassium nitrate will be left behind and is thus separated.
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Gunpowder is a mixture of sulphur, charcoal and potassium nitrate (nitre). When water is added to the mixture potassium nitrate dissolves. The mixture is then filtered.
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