# Question fcce3

Sep 11, 2015

Since the most common isotope of $L i$ is ""^7Li, 92.5% abundant, there would likely be 4 neutrons in the single nculeus.

#### Explanation:

The atomic number ($Z$) of Li is 3 (i.e. so all Li nuclei contains 3 protons). There are several common isotopes with ""^7Li# the most common at 92.5% abundance. The average atomic mass of Li is 6.941 g, so it makes sense that this isotope is widespread.