Analytical chemistry is the science of obtaining, processing, and communicating information about the composition and structure of matter. In other words, it is the art and science of determining what ...

In this composition ... different from that of its constituents or components elements. For example- Water is formed from hydrogen and Oxygen. It is substance or matter which is formed by two ...

The three states of matter can be represented by the particle ... with this interactive activity designed for the GCSE AQA chemistry specification. Ionic compounds - AQA An ionic compound is ...