Chemistry · May / June 2019 · Paper 22 · Question 6
5070
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The question as text
Drinking water is obtained by purification of sea water and river water.
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6(a)[1]
6(b)(i)[1]
6(b)(ii)[1]
6(c)(i)[1]
6(c)(ii)[1]
6(c)(iii)[1]
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