How many neutrons in lithium?

Lithium has two isotopes. (An isotope is the name given to the different "flavors" of a given element that have different numbers of neutrons in their nuclei.) Here's the list: 6Li - 3 neutrons, and a stable isotope - represents 7.5% of natural Li 7Li - 4 neutrons, and a stable isotope - represents 92.5% of natural Li A link is provided.
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