Assertion: lithium's isotope | /r/HasProperty | stable
Facets:
Source sentences:
text: Lithium has two stable isotopes Li-6 and Li-7, the latter being 92.5% in nature (hence relative atomic mass of natural lithium of 6.94).
text: Lithium is a relatively unstable element because its stable isotopes have a very low binding energy level.
text: Natural lithium is composed of two stable isotopes, 6Li (7.42 percent) and 7Li (92.58 percent).
text: Naturally occurring lithium is composed of two stable isotopes, 6Li and 7Li, the latter being the more abundant (92.5% natural abundance).
text: Naturally occurring lithium ( 3 Li) is composed of two stable isotopes, lithium-6 and lithium-7, with the latter being far more abundant: about 92.5 percent of the atoms.
text: Naturally occurring lithium is a mixture of its two stable isotopes