Keyword Crossword

A technique that uses evaporation and condensation to obtain a solvent from a solution.
The liquid or solution that collects in the container after the mixture has passed through the filter paper.
gas pressure The force exerted per unit area on the walls of a container. It is caused by collisions of particles with the walls.
A very tiny object, such as an atom or molecule, that materials are made from. They are too small to be seen with a microscope.
A mixture of a solute dissolved in a solvent. All parts of the mixture are the same.
The solid or gas that is dissolved in a liquid.
the three forms in which a substance can exist – solid, liquid, and gas.
A single material with no other substances mixed with it.
The maximum mass of solute that dissolves in a certain volume or mass of solvent.
chromatography A technique to separate mixtures of liquids (often coloured) that are soluble in the same solvent.
The mass of a material in a certain volume.
The process by which particles in liquids or gases spread out through random movement from a region where there are many particles to one where there are fewer.
The change of state from liquid to solid at the melting point of a substance.
The complete mixing of a solute with a solvent to make a solution.
An image obtained from chromatography.
The change of state from gas to liquid. It can happen at any temperature below the boiling point.