A complete book for the intermediate class. This book is written in simple language and is very easy to read and understand. It is a quick and handy reference guide for the students. It is full of diagrams, equations, formulas, and text. It also includes a very helpful and easy-to-use interactive app.

The topics covered in this book are:

Atoms: the basic building blocks of all elements.

Solutions: a solution is a liquid that contains both gas and some dissolved material.

Gases: a gas is a pure substance that exists as a gas in the atmosphere.

Liquids: a liquid is a fluid that is neither gas nor solid.