Chemistry
JAMB 1994
A mixture of sand, ammonium chloride and sodium chloride is best separated by?
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A.
sublimation followed by addition of water and filteration
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B.
sublimation followed by addition of water and evaporation
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C.
addition of water followed by filtration and sublimation
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D.
addition of water followed by crystallization and sublimation
Correct Answer: Option A
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