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Chemistry in Everyday Life — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYChemistry in Everyday Life1 Mark
Question
Write the chemical formulae : Plaster of paris
✓

Answer

Plaster of Paris $– CaSO_4. H_2O \ ($calcium sulphate hemihydrate$)$

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