Question

WHAT OS GYPSUM ? WHEN HAPPENED WHEN IT IS HEATED UP TO 100C

Answer 1

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A soft white or grey mineral consisting of hydrated calcium sulphate. It occurs chiefly in sedimentary deposits and is used to make plaster of Paris and fertilizers, and in the building industry.

When heated to that temperature it turns into Plaster of Paris .

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Answer 2

Gypsum is a base of calcium . chemical formula CaSO4•2H20.

When it is heated at 100°C , it turns into plaster of paris. Chemical formula CaSO4 • 1/2 H20