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Chemistry, 25.04.2021 01:00 christianconklin22

2 What is the correct sequence of steps for the preparation of a pure sample of copper(II) sulfate crystals from copper(II)oxide and sulfuric acid?
A dissolving → crystallisation → evaporation - filtration
B dissolving → evaporation filtration → crystallisation
Cdissolving → filtration - crystallisation - evaporation
D dissolving + filtration → evaporation → crystallisation

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