Suggest separation technique for potassium chloride and ammonium chloride


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1. Suggest separation technique(s) one you need to employ separate the following mixtures :- a) Mercury & water ( give reason for your answer ) b) potassium chloride & ammonium chloride ( give reason for your answer ) c) common salt, water & sand ( give reason for your answer ) d) kerosene oil, water & sand ( give reason for your answer )

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Answer:

a. separating funnel (Mercury is much denser than water)

b. sublimation (ammonium chloride undergoes sublimation)

c. filtration and evaporation (filtration to remove sand..... evaporation to remove water)

d. filtration and separating funnel (filtration to remove sand...... separating funnel to separate kerosene from water.....as kerosene is less dense than water)


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