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How Many Molecules of Water of Crystallisation (Per Formula Unit) Are Present In: Gypsum? - Science

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Question

How many molecules of water of crystallisation (per formula unit) are present in:

gypsum?

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Solution

Gypsum (calcium sulphate crystals) contains two molecules of water of crystallisation  in one formula unit. The chemical formula is CaSO4.2H2O (calcium sulphate dihydrate).

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Important Salts in Daily Life - Preparation and Uses of Plaster of Paris
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Q 82.3
Chapter 2: Acids, Bases and Salts - Exercise 3 [Page 100]

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Lakhmir Singh Chemistry (Science) [English] Class 10
Chapter 2 Acids, Bases and Salts
Exercise 3 | Q 82.3 | Page 100
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