Question

A compound which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water. Identify the compound. Write the chemical equation for its preparation. For what purpose is it used in hospitals?

Answer 1

that compound is plaster of Paris.
it is used in hospital for plastering the break bone .
it's chemical equation is...
caso4. 2h2o---------heat it gives caso4. 1/2H2O.
the formula of plaster of Paris is CaSO4. 1/2H2O.
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Answer 2

heya!
here's your answer..

the compound you're talking of is plaster of Paris..
it is prepared from gypsum and hardens when it is mixed with water..

the chemical formula for its preparation is

CaCO3 + H2O ➡ CaCO3 . 1/2H20

it is used in hospitals for plastering..