CH-1987
Percentage yield and purity
Chemistry · Secondary 4 · Medium · Percentage yield and purity
A student heats 5.00 g of hydrated copper(II) sulfate, , until it becomes anhydrous . The mass of anhydrous salt obtained is 3.20 g. What is the percentage of water in the hydrated salt?
- 28.0%
- 32.0%
- 36.0%
- 64.0%
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