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Chemistry, 18.01.2021 01:00 hopeschr2019

17. Find the average atomic mass unit of silicon given the following isotopes and abundances: Silicon-28, Silicon-29, Silicon-30 with masses of 27.977, 28.976,
29.974, respectively. The percent abundance of the silicon isotopes is 92.2%, 4.7%
and 3.1%, respectively. Periodic table and it’s trends

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