This statement indicates that a solute will dissolve best in a solvent that has a similar chemical structure to itself. The types of intermolecular forces dictate these results. Why do each of them form homogeneous solutions? Chemists say that ‘like dissolves like,’ meaning that substances with similar chemical characteristics will dissolve in each other. How about the other two products? 'Like dissolves like' is a good rule of thumb, but should be approached with care. Once you know what makes two (or more) substances “likes”, the answer is self-evident. Thanks! This view is … Hexane has a six carbon chain and is nonpolar. These examples illustrate what is meant by the comment "like dissolves like". If the Gibbs free energy change of a process is negative then the process is likely to happen. > Why is this so? This means that substances are more likely to dissolve in other substances with similar chemical properties. I was wondering why is it that like solvents dissolve like solutes? when passing a non-polar aqueous solution through a filter of the highly non-polar silica c-18 hydrocarbon, why will it favor the association with the silica? Well, this is where chemistry gets a little tricky, becomes a 'case by case' study, and starts having more exceptions to a rule than anything else. This means that polar molecules will dissolve polar molecules, and non-polar molecules will dissolve with non-polar molecules. Why does this rule exist and how does it work? Why does like dissolves like? The usual and simplistic divide is to categorize materials as polar or non-polar. For example, why doesn't a polar molecule dissolve a non-polar molecule. Question 7 Based on the "like dissolves like" principle, please explain why the product you identified as not homogeneous has two different layers. basically, what is the chemical principle behind the theory of "Like dissolves Like" this is in regards to a Liquid Chromatography experiment with grape koolaid and the aforementioned silica c-18 hydrocarbon. Specifically, polar solvents tend to dissolve polar solutes, and non-polar solvents tend to dissolve non-polar solutes, while non-polar and polar substances are Immiscible (do not mix). A popular aphorism used for predicting solubility is "like dissolves like" also expressed in the Latin language as "Similia similibus solventur". For something to dissolve it must not only lose the bonds it has between its own particles, but it must also break the bonds the solvent has between solvent particles. This is a bit like the old slogan “Safety is no accident”. Polar solvents dissolve polar solutes....of course there is a catch... Polar solvents TEND to dissolve polar solutes....and non-polar solvents TEND to dissolve non-polar solutes...but this is a VERY general rule of thumb. The quick answer is that “Like dissolves like”. When a solute dissolves in a solvent the individual particles of the solute separate from their neighbours and move between the spaces of the solvent particles. As with most systems, this one will try to minimize its total energy. What are the principles behind it? like dissolves like. The rule states that polar solutes will dissolve in polar solvents and non-polar solutes will dissolve in non-polar solvents. Can Someone Explain Why the "Like Dissolves Like" Chemistry Solubility Rule Works Like I Am 5. And here when we say "polar" we mean "charge-separated". share. Polar compounds dissolve in polar compounds and nonpolar dissolve in nonpolar. It is most often used when discussing polar and nonpolar solvents. The Gibbs free energy change of a process is likely to dissolve each! 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