what happens when gypsum is heated at 373k?

On heating gypsum at 373 K, it loses water molecules and becomes calcium sulphate hemihydrate ( CaSO4. 1/2 H2O). This is called Plaster of Paris. 

  • 40

If gypsum is not heated t 373K then gypsum would not turn into Plaster of Paris

  • 2
What are you looking for?