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Which of the following contain seven molecules of water of crystallization? (1) Epsom salt (2) Green vitriol (3) Blue vitriol (4) White vitriol |
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Answer» (1) Epsom salt / (2) Green vitriol / (4) White vitriol Epsom salt (MgSO4.7H2O) Green vitriol (FeSO4.7H2O) White vitriol (ZnSO4.7H2O) |
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