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Natural Ca.SO4.2H20 is heated above 393K (close to 473K), the product is: (A) Quick lime (B) plaster of Paris (C) Dead burnt plaster (D)

Natural Ca.SO4.2H20 is heated above 393K (close to 473K), the product is: (A) Quick lime (B) plaster of Paris (C) Dead burnt plaster (D) a mixture of all

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