0
1. The rock salt is grinded.
2. The grinded material is dissolved in water.
3. The liquid is filtered.
4. The solution containing sodium chloride is refinned by repeated processes of crystallization/recrystallization.
Wiki User
∙ 10y ago
Wiki User
∙ 9y agoSalt is refined by the filtration of the water solution and repeated crystallization/recrystallization processes.
Wiki User
∙ 9y agoBy filtration of the solution and crystallization/recrystallization.
Wiki User
∙ 9y agoA simple method involve filtering of the water solution and refining by repeated processes of crystallization/recrystallization.
Wiki User
∙ 10y agoSalt is refined by dissolution in water, filtering of impurities and after this by repeated steps of crystallization/recrystallization.
Wiki User
∙ 9y agoSee the following link: http://www.sspindia.com/salt-processing-plant.html#iodised-salt-processing-plant.
Wiki User
∙ 9y agoA short answer: rock salt is grounded, dissolved in water, filtered, refined by repeated processes of crystallization/recrystallization.
Wiki User
∙ 8y agoThe answer depends on what the impurities are. For example, whether or not they are water soluble.
Add your answer:
Earn +20 pts
What are the differences between the appearance of rock salt and purified salt?
Rock salt (impure salt) is frequently colored.
Why might the purified salt still not be safe to eat?
Purified salt may not be safe to eat because it may have the bacteria of the rock salt on it still. To make it pure you should boil the bacteria off the salt after it has been purified.
What water salt or purified helps water?
purified
What water salt or purified helps plants grow?
purified
Why impure salt is crushed when purification salt?
Impurities are fro the rock salt which is not a pure material; but table salt is purified up to 99 %. Some impurities are added: iodate (or iodide) of potassium and anticaking agents.
What is purified salt?
Salt that has had any contaminates removed.
Does purified or tap water hold more salt?
It all depends on what you mean. Tap water has more salt than purified water but purified water can hold more salt if salt is added. There is more room, so to speak, for the salt ions to fit into a container.
Why common salt cannot be purified by sublimation?
Because salt doesn't sublime !
Is the salt that you eat the same salt that is in the Great Salt Lake?
Yes, it is true; but the table salt (sodium chloride) is purified.
What is the difference beween table salt and sea salt?
For purified salt, any difference - sodium chloride (NaCl).
Is sea salt purified?
If it is used as a food additive, yes.
Can hermit crabs have salt water and purified water?
yes
