Mathematics, 04.12.2020 04:40 tmkyer2
the element born has two stable isotopes. boron-10 has an atomic mass of 10.0129 and a percentage in nature of 19.78% the atomic mass of boron-11 is 11.0093 and its percentage in nature is 80.22% what is the average atomic mass for boron?
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the element born has two stable isotopes. boron-10 has an atomic mass of 10.0129 and a percentage in...
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