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if you mean epsom salts (magnesium sulfate) then heating it will result in a decomposition reaction, where magnesium oxide (s) and sulfur trioxide (g) is formed. The decomposition reaction is therefore a chemical change.

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Q: Is Heating a hydrous salt to obtain an anhydrous salt a chemical or physical change?
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Is H2O an anhydrous compound?

The term anhydrous means, does not contain water. H2O is the chemical formula for water. Hence, it is the opposite of anhydrous. It is the most hydrous of all substances.


What is the difference between a hydrous compound and an anhydrous?

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What are a few examples of anhydrous crystals?

Anhydrous copper sulphate is a paler blue compared to hydrous copper sulphate. See the related link for further information.


What is the reaction CuSO4 5H2o plus heat?

CuSO4 * 5H2O ----> CuSO4 + 5H2O. This is true because CuSO4 * 5 H2O is a salt weakly bounded to water, that is why it is hydrous. When it decomposes, the weak bonds are broken making the products above. CuSO4*5H2O formula is [Cu(OH2)4]SO4*H2O CuSO4 + 5H2O --> [Cu(OH2)4]SO4*H2O


What is fermiculite?

Fermiculite is a silicate mineral which is hydrous and high expands during heating.


What is the formula of copper (II) sulfate?

The formula unit for copper II sulfate is CuSO4.


What is another word for containing water chemically?

If you mean a compound containing water, the term would be hydrous or hydride, the same material without water would be "anhydrous" or "anhydride" Hope that helps


What is devolatilization reactions?

This is a reaction of an equation of the form: hydrous material A = Anhydrous material B + water (H2O) Pretty much its when you have a certain material, such as in a metamorphic process, where the volatile material is separated from the rest of the material


Let the fourmula for the hydrous copper sulphate be CuSO4XH20 where X represents the number of water molecules write a balanced equation for the heating of the blue copper sulphate crystals?

Let the fourmula for the hydrous copper sulphate be CuSO4XH20 where X represents the number of water molecules write a balanced equation for the heating of the blue copper sulphate crystals?


What is the name of the chemical sedimentary rock whose mineral composition can be written as hydrous calcium sulfate?

Gypsum (CaSO4·2H2O).


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The chemical name of talcum powder is Hydrous Magnesium Silicate. It is one of the extensively used substances. It is also known as the softest mineral.


What is the chemical name for baby powder?

It is made of a hydrous silicate material called talc, which has a chemical formula of Mg3Si4O10(OH)2. It is called talcum powder. (those are the only possible chemical names)