Question

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%

Answer 1

Is it
14.003(99.63 / 100) + 15.000(0.37 / 100) ~= 14.007