Chemistry · Oct / Nov 2019 · Paper 11 · Question 2
5070Separation and purification
Which process is involved in all of the following? 1 obtaining copper(II) sulfate crystals from aqueous copper(II) sulfate 2 obtaining ethanol from the fermentation of glucose 3 obtaining nitrogen from liquid air
- Acrystallisation
- Bevaporation
- Cfiltration
- Dfractional distillation
As printed in the paper
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Correct answer: B. evaporation
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