Write an equation to show the reaction between Plaster of Paris and water.

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asked Jan 15, 2018 in Chemistry by jisu zahaan (28,760 points) 26 374 811
Write an equation to show the reaction between Plaster of Paris and water.

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answered Jan 15, 2018 by faiz (82,347 points) 6 6 11
selected Jan 25, 2018 by Vikash Kumar
 
Best answer

Plaster of Paris (CaSO4. 1/2H2O) on mixing with water, changes into gypsum (CaSO4 2H2O), which sets to a hard mass in about half an hour.

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