how to prepare plaster of paris??
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Answered by
3
hi!
there is your answer..
on heating gypsum, it loses water and becomes calcium sulphate hemihydrate.
this is the formation of plaster of paris.
chemical formula :-- CaSO4. 1/2H2O
hope it helps you...
there is your answer..
on heating gypsum, it loses water and becomes calcium sulphate hemihydrate.
this is the formation of plaster of paris.
chemical formula :-- CaSO4. 1/2H2O
hope it helps you...
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Answered by
5
Plaster of Paris is prepared from gypsum.
Gypsum is calcium sulphate dehydrate that is CaSO4.2H2O.
When gypsum is heated to a temperature of 100°C it loses three fourth of it's water of crystallization and forms plaster of Paris.
CaSO4.2H2O----->CaSO4.1/2H2O + 1×1/2H2O
Gypsum is calcium sulphate dehydrate that is CaSO4.2H2O.
When gypsum is heated to a temperature of 100°C it loses three fourth of it's water of crystallization and forms plaster of Paris.
CaSO4.2H2O----->CaSO4.1/2H2O + 1×1/2H2O
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