define plastic of pairs
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May b ur quesn is 'what is plaster of paris'??
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A᭄ɴsᴡᴇʀ✎﹏﹏﹏﹏﹏⬇️⬇️
Plaster of Paris is prepared by heating gypsum at 373 K. On heating, it loses water molecules and becomes calcium sulphate hemihydrate (CaSO4. 1/2 H2O) which is called Plaster of Paris.
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