CAPE Chemistry Unit 2 · 2016 · Paper 1 · Question Q39
Which of the following chemicals are added to the final product water in the desalination post-treatment stage?
I. Lime (\text{Ca(OH)}_2)
II. Iron(III) chloride
III. Sodium hypochlorite (\text{NaOCl})
- (A)I and II only
- (B)I and III only
- (C)II and III only
- (D)I, II and III
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