Boron has two naturally occurring isotopes, 10B (19.9%)
Chapter 2, Problem 2.134(choose chapter or problem)
Boron has two naturally occurring isotopes, 10B (19.9%) and 11B (80.1%). Although the B2 molecule does not exist naturally on Earth, it has been produced in the laboratory and been observed in stars. (a) How many different B2 molecules are possible? (b) What are the masses and percent abundances of each?
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