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Does crystallization produce heat?
Yes, crystallization produces heat.
Is evapouration an exothermic or endothermic process?
Crystallization is considered an exothermic process. Hand warmers use the process of sodium acetate crystallization to produce heat.
What steps can be taken to purify and isolate salt found in mines?
The principal steps are: grinding, dissolution in water, filtering, refining by repeated crystallization/recrystallization processes.
During dissolution why heat is absorbed?
It depends. Some materials dissolve to give off heat (dissolution is exothermic), while some dissolve and require heat (dissolution is endothermic). If the solution is lower in energy than the materials prior to dissolution, then heat is given off. If the solution is higher in energy then it requires heat to dissolve or gets colder. "Dissolution" can occur between different phases (solid/solid, solid/liquid, liquid/liquid, etc.).
If you heat a concentrated solution of a salt and it precipitates is the heat of solution for this salt exothermic or endothermic?
Dissolution of sodium chloride in water is an exothermic process.
Does dissolution or crystalization produces heat?
Crystallization produces heat.
Does crystallization produce heat?
Yes, crystallization produces heat.
How do you purify salt from salt mines?
After the dissolution in water the refining involve filtration and processes of crystallization/recrystallization.
How do you get pure salt from muddy salt?
The principal processes are grinding, dissolution, filtration and refining by crystallization/recrystallization.
How does sea salt get to you?
Salt is obtained by the evaporation of sea water followed by purification(processes of dissolution/crystallization/recrystallization).
What makes crystallization happen?
Heat and Moisture.
How is salt extracted from rock salt?
After the dissolution of rock salt follow the filtration; the filtrate is refined by repeated processes of crystallization/recrystallization.
Is evapouration an exothermic or endothermic process?
Crystallization is considered an exothermic process. Hand warmers use the process of sodium acetate crystallization to produce heat.
Amount of heat lactose gives off in crystallization?
Tuesday
Why heat evolve at dilution of caustic?
Caustic dissolution involves the dissolution of NaOH in water. The heat evolves during this process because it is being absorbed.
What steps can be taken to purify and isolate salt found in mines?
The principal steps are: grinding, dissolution in water, filtering, refining by repeated crystallization/recrystallization processes.
Why does sodium acetate release heat?
The crystallization of sodium acetate is an exothermic process.
