The properties of Plaster of Paris
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Explanation:
PLASTER OF PARIS is a white or yellowish, finely divided, odorless powder consisting mostly or entirely of calcium sulfate hemihydrate, CaSO4*1/2H2O. ii)It has very remarkable property of setting into a hardmass on wetting with water. ... It is heated @ the temprature of 100°C. Its loses 3/4 of water and form POP.
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PROPERTIES OF POP :
● It is powdery in nature.
● It can become a thick paste when mixed with water.
● It is mainly white in colour but can be coloured using chemicals.
● When mixed with water pop will crystallise and becomes hard after some time.
● Plaster of Paris is not a very strong material.
● It is fire proof material.
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