Friday, March 27, 2020
What Does Solubility Mean in Chemistry?
What Does Solubility Mean in Chemistry?What does solubility mean in chemistry? If you are looking for a simple, easy to understand answer to this question, it's simple - it means how solids dissolve in liquids. This is the basis of all chemists' work - from the experiments to the charts and records that they write.It's important to think about solubility in terms of viscosity. Visible solid substances are either very thin or very thick when they pass through a liquid. It can be described as their 'apparent' thickness. Think of it as if you were measuring the space between two thin pancakes, one which is already baked and the other which is just being cooled off. The first one will fall into the second - so when passing through the latter one, the first one will seem thinner.Now, let's say we have a mixture of things, each of which is water, but with different properties: each has a density which is different to the other, and each one has its own viscosity. Each time a piece of the m ixture touches a piece of the solid, it will push its density towards the thinner one, which is then pulled back out by the thicker one - until the two get to a state of equilibrium, where they are evenly dispersed.This applies to all liquids: water for example. Any of the water molecules in the mixture are required to push their own density towards the denser one, which is in turn pulled back out, leaving the more dense part in contact with the less dense. Think of it like the way cars push towards each other - the more popular the car, the faster they move. The more the car is needed to push itself forward, the slower it goes, and if you add more speed, you need more force to push it forwards.Solubilityis also a very important concept in chemical bonding. One of the main principles behind chemistry is that molecules should form stable bonds between themselves. You can't achieve this when you use different types of atoms for the different elements, so you have to use the same type of atom for all - because otherwise, when one of the atoms is excited, it causes a change in the properties of the rest of the molecule, leading to undesirable behaviour.Another example of solubility in chemistry is the fact that polar molecules (those that are in a solution) can 'float' on top of a non-polar one, allowing the solution to have a high-viscosity. This means that the amount of energy required to stop the polar molecules is much less than that required to stop the non-polar ones. So, when you don't allow the solution to form the correct type of ice crystal, the solution becomes highly viscous. Imagine the amount of power that is required to turn a car, when it has no power - the problem with this is that the friction will wear out the car! And this is exactly what happens when you apply a non-polar solution to the polar ones.Solubility is a very important concept in chemistry - and many other fields as well. So, if you want to learn more about it, you can go to your loc al library or bookshop, and you'll probably find plenty of information and references.
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