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Question
You are provided with a mixture containing sand, iron filings, ammonium chloride and sodium chloride. Describe the procedures you would use to separate these constituents from the mixture?
Solution
Maim Mixture – \[\ce{Sand + Fe + NH4Cl + NCl}\]
Step I – Separate iron filings using a magnet.
Step II – Separate NH4Cl by sublimation.
Step III – Add, water, stir and filter to separate sand.
Step IV – Evaporate the filtrate to get salt (NaCl).
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