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A student has a sample of CaSO4 hydrate and it weighs 0.4813 grams. He heats it strongly to drive off the water of hydration, and after subsequent heatings, the student finds the anhydrous compound has a constant mass of 0.3750 grams. Find the formula of the hydrate.(2 points)
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A student has a sample of CaSO4 hydrate and it weighs 0.4813 grams. He heats it strongly to drive of...
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