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Normally heating a hydrate drives of water (as vapor) thus the mass of the substance being heated will be less at the end of the heating.
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∙ 15y ago
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∙ 13y ago1) Change of color due to loss of water
2) Change in crystal structure due again to loss of water. 3) Dissolve in the hydrates own water of crystallization as the crystal form breaks down.
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∙ 6y agoSometimes yes, sometimes no. Copper sulfate pentahydrate is blue and the anhydrous form is white, so there is a color change. Magnesium sulfate anhydrous is pretty much the same color as the hydrated form, so here there is no color change.
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∙ 16y agoWhen a hydrate is heated, the water, h20 is evaporated, leaving only the anhydrous salt. If you add water to a anhydrous salt, it will transition back into a hydrate.
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∙ 13y agoWhen a hydrate is heated, the water, h20 is evaporated, leaving only the anhydrous salt. If you add water to an anhydrous salt, it will transition back into a hydrate.
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∙ 13y agoA hydrate loses water on heating to become anhydrous
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∙ 11y agoThe water is lost to obtain the anhydrous salt.
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∙ 14y agoIt gets hot. Would you care to elaborate on the precise conditions (isobaric, constant volume, etc.)?
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∙ 12y agoThey get written down in what are universally regarded as some of the most boring books in all of creation.
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