catherinethomas0826
11.05.2021 •
Chemistry
92.22% of all the isotopes of an element have a mass of 27.87 amu, 4.69% have a mass of 29.06 amu, and 3.09% have a mass of 30.09 amu. What is the average mass of this element?
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Ответ:
The mass of the empirical formula unit C5H12O is 88.15 amu.