Johnson M. Usborne Chemistry experiments 1981 torrent

Textbook in PDF format

This book is full of safe and simple experiments using equipment and chemicals that you can find at home. There are experiments to do to make a gas, split water and copperplate a key, and you can test fizzy drinks to see what makes them fizz. There are tests to do, too, on sweets and washing powders and you can make bath salts and invisible inks and find out how they work