pearl264
09.11.2021 •
Mathematics
A catering service offers 8 appetizers, 11 main courses, and 8 desserts. A banquet committee is to select 2 appetizers, 3 main courses, and 2 desserts. How many ways can this be done? There are __ possible ways this can be done.
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Ответ:
10.8109 amu
Step-by-step explanation:
The average atomic mass of boron is determined as the average of the atomic masses of both isotopes weighed by their respective abundances.
Therefore, the average atomic mass is given by:
The average atomic mass of boron isotopes is 10.8109 amu.