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

Vinegar is an acidic liquid that is made through fermentation of ethanol by acetic acid bacteria. It is used in cooking for ...

Light microscopes have revolutionized our understanding of the microcosmos, but their resolution is limited to about 100 nanometers. To see how molecules bond, break, or change their structure, we ...

The empirical formula of boron nitride (BN) is deceptive. BN is not at all like other diatomic molecules such as carbon monoxide (CO) and hydrogen chloride (HCl). Rather, it has much in common with ...