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A hydrated salt is a compound that includes some water molecules when it crystallises.
For example: Copper(II)sulfate can take 5 moles of water per mole of the salt on crystallization, Sodium acetate can add 3 and Calcium chloride up to 6.
Normally on heating these hydrated salts can release the water (in steps) until all the water evaporated. The now anhydrous salts (without water) can re-attract water molecules for which they are used as drying agents (commonly used in laboratories are Sodium sulfate, Calcium chloride or Magnesium sulfate to dry organic solvent phases)
What else can I help you with?
Why is common salt called hydrated salt?
Sodium chloride (NaCl) is not a hydrated salt.
Why is common salt called hydrated salts?
Sodium chloride (NaCl) is not a hydrated salt.
What is haydrated salts?
A hydrated salt contain water of crystallization.
How can you obtain hydrated salt?
To obtain hydrated salt, you can dissolve an anhydrous salt in water and then evaporate the water to grow hydrated crystals. Alternatively, you can mix the anhydrous salt with a calculated amount of water to form a solution with a specific hydration level.
When you add water to salt does it then become hydrated?
Yes, when you add water to salt, the salt can absorb some of the water molecules, creating a hydrated salt solution. The water molecules surround the individual salt ions, helping to dissolve the salt.
Hydrated salt which is light green?
FeSO4 or FeSO4.7H20
How can anhydrous salt changes into their hydrated salt?
On heating, hydrated salts lose their water of crystallization and as a result, the crystals lose their shape and colour and change to a powdery substance.
Is milk an example of a hydrated salt of an alkaline earth metal?
No.
Is Epsom salt a hydrated crystal?
Yes, Epsom salt, chemically known as magnesium sulfate heptahydrate, is a hydrated crystal. It contains water molecules within its structure, giving it a crystalline form.
Is NaCl a hydrated salt?
Sodium chloride hasn't hydrates but it is hygroscopic.
Suppose the original sample is unknowingly contaminated with a second anhydrous salt will the reported percent water in the hydrated salt be too high too low or unaffected by its presence?
If the original sample is unknowingly contaminated with a second anhydrous salt, the reported percent water in the hydrated salt will be too low. This is because the presence of the anhydrous salt will increase the overall weight of the sample without contributing to the water content calculation, leading to a lower reported percentage of water in the hydrated salt.
When do hydrated salts appear?
When an anhydrous salt retain water in the crystalline structure.
