Unknown Hydrate Mass of Empty Crucible + lid : 27.19g Mass of Crucible +lid and hydrate : 28.58g Mass of Crucible + lid and sample after heating : 27.68g   Calculate the mass of the hydrate? I said  28.58g - 27.19g = 1.39g Calculate the mass of the anhdrous salt produced? I said  27.68g - 27.19g = .49g Calculate the mass of the water lost? Calculate the number of moles of water in the hydrate? Calculate the percentage of water in the unknown hydrate (experimental)?

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