Question

Plaster of Paris should be stored in moisture-proof container. Explain.

SCERT Telangana Class 10 General Science Ch Acid Bases and Salts

Answer 1

In the presence of moisture plaster of Paris changes to gypsum which is a hard mass. It can no longer be used for making moulds and statues.Therefore plaster of Paris should be stored in moisture proof container.

Answer 2

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☺ Hello mate__ ❤

◾◾here is your answer...

➽Plaster of Paris (POP) should be stored in a moisture-proof container because Plaster of Paris, a powdery mass, absorbs water (moisture) to form a hard solid known as gypsum.

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Reaction :--

CaSO4.1/2 H2O + 3/2 H2O ----> CaSO4.2H2O

Here

1) CaSO4.1/2 H2O --POP

2) CaSO4.2H2O -- gypsum

I hope, this will help you

Thank you______❤

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