Questions tagged [solutions]
This tag should be applied to questions dealing with solutions of any kind. A solution is a liquid or solid phase containing more than one substance where, for convenience, one (or more) substance(s) called the solvent is treated differently from the other substances, which are called solutes. If water is the solvent, then the more appropriate 'aqueous-solution' tag should (also) be specified.
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How can gelling agents "dissolve" in the liquid phase as a "colloid" mixture?
Gelling agents according to Wikipedia:
Some thickening agents are gelling agents (gellants), forming a gel, dissolving in the liquid phase as a colloid mixture...
But colloid according to Wikipedia:
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Why do azeotropes behave the way they do?
I read this answer to a similar question whilst it proved to be plenty insightful there was this one point I failed to understand:
To get a minimum boiling azeotrope, the deviation from Raoult's Law ...
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Is dissolution of NH4Cl in water a physical change or chemical change?
A chemical change involves a reorientation of atoms of the substance, resulting in the formation of new substances.
A physical change causes changes in physical properties of the substance, like its ...
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Fundamental reasons for using vapors for ALD rather than solutions
Atomic layer deposition (ALD) has been developed for many materials, as can be seen from this overview: https://atomiclimits.com/alddatabase/
However, a search for liquid phase ALD gives less results.
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Relation between dilution and osmotic pressure
The following question is taken from IAT 2024, an entrance test for research institutes in India at the high school level:
Which one of the following plots correctly describes the variation of ...