Why is calcium sulphate hemihydrate known as plaster of Paris?
Asked by | 11th Mar, 2008, 04:02: PM
Plaster of Paris, or simply plaster, is a type of building material based on calcium sulfate hemihydrate, nominally CaSO4*0.5H2O. It is created by heating gypsum to about 150ºC. CaSO4 · 2H2O → CaSO4 · 0.5H2O + 1.5H2O
Answered by | 20th Dec, 2017, 05:10: PM
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