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Data Table 1 Mass of aluminum cup 2.5g Mass of aluminum cup +alum 4.5g Mass of cup + alum after 1st heating 3.5g Mass of cup + alum after 2nd heating 3.6g Mass of cup + alum after 3rd heating 3.1g Mass of alum 0.6 Mass of water lost 1.4 Please include all units and conversions to receive lifesaver points! A. Determine the moles of anhydrous KAl(SO4)2. B. Determine the moles of H2O lost. C. Calculate the ratio of moles H2O to moles KAl(SO4)2. D. Calculate the percent water: mass of water lost / mass of hydrated salt x 100%. E. Write the empirical formula for hydrated alum, based on your experiment.

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