Question

chemical name of pop? formation
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Answer 1

Chemical name of Plaster of Paris is Calcium sulphate hemihydrate. When it is mixed with water, crystals of gypsum(CaSO4.2H2O ) are produced and set into hard mass.

Answer 2

Answer:

Chemically it is called as "Calcium sulphate hemihydrate"

   2. is a white powdery slightly hydrated calcium sulfate

   3. It is produced by heating Gypsum (   CaSO4·2H2O)to about  373k

CaSO4·2H2O + heat → CaSO4·0.5H2O + 1.5H2O (Heat released as steam)

Use of Plaster of Paris:

It is also used in medicine to make plaster casts to immobilize broken bones while they heal, though some orthopedic casts are made of fiberglass or thermoplastics

It is commonly used to precast and hold parts of ornamental plaster work placed on ceilings and cornices.

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