History of the Universe eBook. 398 pages, 300 illustrations only £5.99
SaltA chemical substance made by combining an acid with a base. There are many different kinds of salt. For example soap is a salt, resulting from combining a fatty acid with a base such as sodium hydroxide. Table salt, sodium chloride, is the result of combining hydrochloric acid with sodium hydroxide.
History of the Universe eBook. 398 pages, 300 illustrations only £5.99 |
eBook only £5.99 398 pages, 300 images "I find the science fabulous...an extremely useful teaching tool." Professor David Christian. Follow @WykenSeagrave |