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Water — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYWater2 Marks
Question
What are hydrous substances? Explain with examples.
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Answer

Substances which contain water molecules along with salt are hydrated substances.
Examples: Sodium carbonate decahydrate: $Na_2CO_3.10H_2O$
Copper sulphate pentahydrate: $CuSO_4.5H_2O$

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