Question

A mixture of iron fillings ammonium chloride and sand

Answer 1

Answer:

mixture of iron filings , ammonium chloride and sand has been sapareted into its componium by a combination of two methods : magnetic separation and sublimation

Explanation:

Answer 2

Answer:

So ammonium chloride is separated from sand by the process of sublimation , when the mixture contaning ammonium chloride and sand is heated , then ammonium choride forms vapours easily , these vapours o cooling give pure ammonium chloride ,sand is left behind.

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