Question

what is the preparation of CaSO4.2H2O

Answer 1

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Answer 2

0.5H2O, α- or β-hemihydrate forms), and calcium sulfate (CaSO4, α- or γ-anhydrite forms). The CaSO4. 2H2O gypsum is transformed to CaSO4. ... 2H2O in accordance with the hydration reaction, and the hydrated gypsum forms a hard solid mass.