50. What is the formula of Plaster of Paris?
(a) What is plaster of Paris? Write the chemical formula of plaster of Paris.
(b) How is plaster of Paris prepared? Write the chemical equation of the reaction involved.
(c) Explain why plaster of Paris should be stored in a moisture-proof container.
(d) State two important uses of plaster of Paris.
The chemical formula of plaster of Paris is
calculate the formula unit mass of plaster of paris