Question

what happened when Gypsum heated above 373k​

Answer 1

Explanation:

When gypsum is heated at 373K or 100°c , calcium sulphate hemihydrate is formed. It is also know as Plaster Of Paris.

Answer 2

Answer:

Hey mate here's your answer.

Explanation:

When gypsum is heated above 373k it loses water of crystallization to form Plaster of Paris(POP). This is shown in the reaction below:

CaSO4.2H2O ---at 373k--->CaSO4.1/2H2O+3/2H2O

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