CHM 171 FOUNDATION CHEMISTRY III 11-12 PAST QUESTION

7 PAGES (21 WORDS) Chemistry Exam Question
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1(a) Differentiate between the following

(i) Fractional distillation and simple distillation

(ii) Filtration and decantation

(iii) Sublimation and evaporation

(b) Given a mixture of sodium chloride, ammonium chloride and sand, explain how you will go about separating the mixture to obtain each component in the pure form

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