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Write brief answers to the following 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?
Step-1: Separate with the help of a magnet.
Step-2: of the remaining mixture separates when solid directly converts to gaseous vapors.
Step-3: Add water to the remaining mixture, stir and filter out sand by .
Step-4: The filtrate can be evaporated to get back .
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