The first direct measurements of atomic bromine in the atmosphere confirm that the trace chemical plays an important role in reactions that result in depletion of low-lying ozone and deposition of ...

The atomic weight of bromine, for instance, is commonly thought to be 79.904, but it can actually range between 79.901 and 79.907, depending on where the element is found.

Researchers have made precise mass measurements of four such nuclei, 68-selenium, 70-selenium, 71-bromine and an excited state of 70-bromine. The results may make it easier to understand X-ray ...

Bromine is known as the chemical element Br. With an atomic number of 35, it is the third-lightest halogen and has a fuming red-brown color, when at room temperature the liquid evaporates readily ...

Standard atomic weights, those numbers emblazoned under the elements on the periodic table, were once thought of as unchanging constants of nature. News Today's news ...

The atomic weight of bromine, for instance, is commonly thought to be 79.904, but it can actually range between 79.901 and 79.907, depending on where the element is found.

Most of the mass of an atom resides in its nucleus, composed of protons and neutrons ... Bromine’s atomic weight has now switched from 79.904 to the interval [79.901, 79.907].

Discover the history, structure, and importance of the periodic table of elements, from Mendeleev’s discovery to modern scientific applications.

Bromine’s atomic weight has now switched from 79.904 to the interval [79.901, 79.907]. Magnesium’s atomic weight, meanwhile, was formerly 24.3050, but is now represented by the interval [24.304, ...