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There are three popular ways to produce drinking water from salt water.These are vapor distillation, freeze distillation and reverse osmosis. The vapor distillation method is pretty familiar to people who have watched a kettle boil.The vapor from the spout, the 'steam', if cooled, produces considerably fresher water than the source. If the process is repeated, the output is purified. Freeze distillation is interesting. As a pan of water begins to freeze, the first water to freeze 'pushes out' the impurities which are concentrated into an impure liquid which freezes last, usually. If the first frozen ice is rechilled, the output is purified. The reverse osmosis method is rather like a microscopic filter membrane. Salt water under high pressure allows water molecules to squeeze through, while larger salt molecules are held back.

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16y ago
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6y ago

To obtain pure water you would use evaporation/condensation processes or reverse osmosis.

To obtain salt you would use evaporation processes.

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13y ago

Distillation

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Q: What process is used to get pure water from salt water?
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Related questions

What ore that is almost pure salt?

Salt is mined, so it would be pure salt. Mined salt, unlike sea salt, has to be processed and cleaned. Chemicals are used for the cleaning process and for making it white.


Can salt water is used to determine the boiling point of water?

No, salt water cannot be used to accurately determine the boiling point of ultrapure water. Salt water boils at a slightly higher temperature than pure water; salt water can be used to determine the boiling point of salt water.


Does salt water have a higher boiling point than fresh water?

no, it does not really. when salt water is boiled, it will leave the salt behind, along with any other additives. this is actually used to purify water sometimes. the process is called distillation.


What equipment can be used to separate salt water?

To separate salt water into salt and fresh water you can use:a distillation apparatus, ora reverse osmosis process


Is the process of removing salt from water?

Salt is prepared by evaporation of water.


How do you obtain pure and dry sample of sodium chloride salt?

To obtain a dry sample of salt the process of the evaporation of salty water must take place . Generally salt is produced in the Salt pans that are located close to the coast . The suns energy is used to evaporate ,leaving the residue behind . This residue is a mixture of several salts not just NaCl. To obtain a pure form of salt it is processed by industries and is pure Sodium Chloride.


How can you separate a mixture of salt sand and water other than by filtering it?

Pour the sand, salt, water mixture through a filter into beaker 1. The sand will be left behind. Pour this into beaker 2. Evaporate the liquid, condensing the vapor into beaker 3. This will be pure water, leaving the salt in beaker 2.


How can separate salt from water?

The easiest way to extract salt from water is to boil it until all the water has evaporated, which leaves the salt behind. This is the process used in "Sea Salt" production.


Can salt separate from water?

The easiest way to extract salt from water is to boil it until all the water has evaporated, which leaves the salt behind. This is the process used in "Sea Salt" production.


How to separate salt from water?

It can be simply separated by Boiling. Heat the solution until all the water evaporates and there will be a left over of salt. If you also want to save the water, you can use the process of Distillation or Recrystallization.


How is distilliation used to create pure water from salt water?

If a saline solution (dissolved salt in water) is gently heated, the water will evaporate, leaving salt crystals behind. If the water vapour is captured and condensed, the result is drinking water.


What is the apparatus in which sea water is placed to remove salt from it?

desalination process is used to remove salt and the large boiler are used for it