Answer :
POP formulae
is mainly known as Gypsum =heat=> Plaster of Paris + steam2CaSO4·2H2O =heat=> 2CaSO4·½H2O + 3H2O
is mainly known as Gypsum =heat=> Plaster of Paris + steam2CaSO4·2H2O =heat=> 2CaSO4·½H2O + 3H2O
(CaSO4·[tex] \frac{1}{2} [/tex]H2O) Is the chemical formula of Plaster of paris.