Naturally occurring boron is composed of two isotopes. The percent abundance and the mass of each isotope are listed below: 19.99
the boron atoms have a mass of 10.013 amu and 80.1% of the boron atoms have a mass of 11.009 amu.
To calculate the average atomic mass of boron, you would set up the following calculation:
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Naturally occurring boron is composed of two isotopes. The percent abundance and the mass of each is...
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