An excess of copper(II) oxide is added to dilute sulfuric acid to make
crystals of hydrated copper(II) sulfate.
The processes listed may be used to obtain crystals of hydrated
copper(II) sulfate.
1concentrate the resulting solution
2... filter
3heat the crystals
4... wash the crystals
...Which processes are needed and in which order?
Question 8
1, 2, 3 and 4
1, 2, 4 and 3
2, 1, 2 and 4
2, 1, 2 and 3
Answers: 3
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An excess of copper(II) oxide is added to dilute sulfuric acid to make
crystals of hydrated copper(...
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