0
Rock salt is ground, dissolved in water, the solution is filtered and this solution is refined by successively
processes of crystallization/recrystallization, to obtain sodium chloride (table salt) 99,99 %; and finally this salt is iodized and some anticaking substances are added.
Wiki User
∙ 8y ago
Wiki User
∙ 9y agoA simple method involve filtering of the water solution and refining by repeated processes of crystallization/recrystallization.
Wiki User
∙ 9y agoPure salt is obtained by refining: grinding of rock salt, dissolving, filtering, crystallization/recrystallization.
Wiki User
∙ 10y agoThe rock salt is grinded, dissolved in water, the solution is filtered and refined by repeated processes of crystallization/recrystallization.
Add your answer:
Earn +20 pts
How do you get pure water from a salt and water solution?
By evaporating the water of the solution and condensing it.
Is rock salt as pure as table salt?
Generally rock salt is more impure than table salt.
Can rock salt be used as table salt?
Rock salt and table salt are both sodium chloride - NaCl; table salt is the pure form of rock salt.
Why do we get pure salt from rock salt?
Because is not recommended to eat dirty salt.
Is making pure salt from rock salt theory or relative?
It's really try it and you will find out relative
Is rock salt a mixture or pure substance Is rock a mixture or a pure substance?
Rock salt contains all the minerals found in the seawater from which it formed. These will be many, but NaCl will be the main one.
What is a pump housing?
It is a house which helps rock salt turn into pure salt!
How do you calculat the percent of pure salt in rok salt?
This is possible only after the determination of impurities in the rock salt.
What is a possible danger of obtaining rock salt by mining?
Two problems exist: - Collapse of the mine roof - Flooding the mine and salt dissolution
What is the luster of rock salt?
The luster of rock salt is Vitreous (glassy)
How do you get the percentage of pure salt in rock salt?
This percentage is determined by chemical analysis; for some salt mines this percentage is over 99 %.
What equimpent would you need to get pure salt from rock salt?
Dissolving tanks, filters and crystallization/recrystallization equipments.
