Water as a solvent

8 important questions on Water as a solvent

What happens when a substances dissolves in a solvent?

not only will the bonds between the molecules in the substance be broken, but also the bonds between the molecules of the solvent. During the process new bonds are formed between the molecules of the substance and the solvent.

Aside from water, which other liquids may be used as solvents?

white-spirit and alcohol.

What is a solution?

A solution is a mixture of liquids and other substances in which the molecules have been thoroughly mixed. It is always clear and transparent. It can be coloured or colourless
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What is the solubility of a substance?

It is the maximum number of rams of that substance that can be dissolved in a kilogram of a certain solvent.

What is the solubility of citric acid and glucose?

limitless

What will happen when you dissolve a large quantity of these substances per kilogram of water?

at a certain point the solution will turn syrupy.

Can gasses also dissolve in water?

yes, although their solubility is usually very low. Fish, e.g. need the oxygen dissolved in water to live.

So where do solubilities vary depending on?

on kind of substance, kind of solvent and temperature

The question on the page originate from the summary of the following study material:

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