CH-811
Percentage yield and purity
Chemistry · Secondary 3 · Medium · Percentage yield and purity
A student heats 5.0 g of hydrated copper(II) sulfate, , until it becomes anhydrous . Which change in mass is expected? (Mr: , )
- Final mass 1.8 g
- Final mass 3.2 g
- Mass loss 3.2 g
- Mass loss 5.0 g
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