Chalk is a fine-textured form of limestone. It is composed of several tiny fragments of the calcite shells or skeletons of ...

In chemistry, the chemical nomenclature of ionic and molecular compounds uses a systematic approach of prefixes to indicate ...

A lead-acid battery is a type of rechargeable battery, invented in 1859. It uses lead plates (electrodes) submerged in ...

Chemical Reactions - Ionic Formula Writing: Students learn how to write formulas. Chemical Reactions - Ionic Formula Writing Students learn how to write formulas for a variety of ionic compounds ...

We will today learn the chemical name of Epsom salt. Many people confuse it with rock salt, but it is a completely different ...

IT is difficult to assess the value of a book of this kind until one has lived with it for years. Only then can one discover whether any process of trial or selection has led to the inclusion or ...