1.

Plaster of Paris is obtained by heating

Answer»

gypsum
limestone
sodium carbonate
calcium sulphate

SOLUTION :`UNDERSET("gypsum")(2CaSO_(4).2H_(2)O)overset(100^(@)C)to underset("PLASTER of paris")((CaSO_(4))_(2)3overset(+)H_(2)O)`


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