For a dissolving test to be fair, the same amount of each substance being tested, and the same amount of water need to be used. The amount of a substance that dissolves in a certain amount of water is ...

Relate the topic to the solubility of fertilisers. This short film will be relevant for teaching chemistry and science in general at KS3 and KS4 in England, Wales and Northern Ireland and National ...

Each different substance has a different solubility. This table shows the solubility of substances in water at 20°C. Solubility is shown as the grams of a solute per 100 g of water.