A method of separation may be the fractional crystallization.
By evaporation of the water and crystallization of the salt.
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Salt is soluble in water.Sulfur is soluble in carbon disulfide.Sand is insoluble.
Potassium nitrate is also called nitre because historically, it was derived from deposits of potassium nitrate salt found in caves. These natural deposits of potassium nitrate were known as nitre beds or nitre caves. The term "nitre" is still used today to refer to potassium nitrate in some contexts.
A method of separation may be the fractional crystallization.
By evaporation of the water and crystallization of the salt.
nitre, saltpeter(KNO3), Chile saltpeter(NaNO3)
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A common process one can use to separate salt from water is distillation.
Simply evaporate the ammonium chloride and the common salt will be left behind
Salt Petre, also called Nitre, or Potassium Nitrate.
Salt is soluble in water, sand is not soluble; filter the solution.
Use water to dissolve the salt. Filter to seperate the aluminum. Evaporate the water to get the salt.
Salt is soluble in water.Sulfur is soluble in carbon disulfide.Sand is insoluble.
Probably the simplest method is to dissolve the salt in water, filter the sulphur out (then evaporate the salt solution to recover the salt if desired.)
Assuming you mean common salt, sodium chloride the two can be adding water which will dissolve the salt- filter to separate the chalk, wash and dry it. To recover the salt- Take the dissolved salt, carefully heat to boil off the water and then it let it cool to crystallize out the salt.