solutions

Solution

A mixture of two or more substances.

Homogeneous mixture

A mixture that is thoroughly mixed throughout, showing no differences at a macroscopic level.

Solute

The substance that is being dissolved in a solution.

Solvent

The substance in which the solute is dissolved.

Aqueous solution

A solution in which water is the solvent.

Endothermic process

A process that absorbs energy from the surroundings.

Exothermic process

A process that releases energy to the surroundings.

Entropy

A measure of the energy dispersal in a system, often driving spontaneous mixing.

'Like dissolves like'

The principle stating that polar substances dissolve well in polar solvents, and nonpolar substances dissolve well in nonpolar solvents.

Solid solution

A homogeneous mixture of two or more solids.

Gas-liquid solution

A solution where a gas is dissolved in a liquid, such as carbonated beverages.

Liquid-liquid solution

A solution where one liquid is dissolved in another liquid, such as alcohol in water.

Gas-gas solution

A homogeneous mixture of gases, exemplified by air.