a compound which prepared from gypsum has the property of hardening when mixed with a proper quantity of er. identify the compound. write the chemical equation for its preparation. for what purpose is it used in hospital?
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POP or plaster of Paris.
CaSO4.2H2O -----> CaSO4.1/2H2O +3/2H2O.
. For setting factured bones it is used in hospital.
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