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Solution-Calculate atomic mass using weighted average mass
When a sample is vaporized and injected into a mass spectrometer, the following results are obtained.
Mass of Atom (amu) | % Abundance |
143.911995 | 3.07 |
146.914893 | 14.99 |
147.914818 | 11.24 |
148.917180 | 13.82 |
149.917271 | 7.38 |
151.919728 | 26.75 |
153.922205 | 22.75 |
Calculate the atomic mass using the weighted average mass method and identify the element. Write a 2-to-3-page report discussing the data and the calculations performed.