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Which of the following is the correct formula of Gypsum? A) CuSO4 • 2 H2O B) CaSO4 • ½ H2O C) CuSO4 • 5 H2O D) CaSO4 • 2 H2O |
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Answer» Correct option is: D) CaSO4 • 2 H2O |
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