Question

What is plaster of Paris how is POP pop petrol presentation of chemical World what happens when water is added to plaster of Paris show the reaction between plates of Paris and water

Answer 1

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plaster of Paris is a white colour substance that becomes hard when come in the contact of water. it is prepared from the gypsum by heating it .

POP=Caso4.1/2H2O.

Calcium sulphate hemi hydrate.

it is prepared by heating the gypsum at 369 k of temperature.

this is stored in moisture proof container because it becomes hard when comes in the contact of water or moisture.

it is used for making statues and buildings.

it is also used to support fracture.