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प्रश्न
How many molecules of water of crystallisation (per formula unit) are present in:
gypsum?
उत्तर
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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संबंधित प्रश्न
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