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OpenStudy (anonymous):
Using the atomic masses and relative abundance of the isotopes of nitrogen given below, determine the average atomic mass of nitrogen. N-14: 14.003 amu; 99.63% N-15: 15.000 amu; 0.37%
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OpenStudy (anonymous):
Is it 14.003(99.63 / 100) + 15.000(0.37 / 100) ~= 14.007
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