1
Q
Why should water enter on the lower side during fractional distillation?
A
To keep jacket full of water.
2
Q
Why are the dangers of sulphur dioxide to humans?
A
It is poisonous.
3
Q
What is the ions for ammonium?
A
NH4-.
4
Q
What are the ions for sulphate ions?
A
SO42-
5
Q
What is electrolysis?
A
Breakdown by electricity.
Chemistry CGP Paper 2
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