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Nostrana [21]
3 years ago
10

In nature, oxygen has three common isotopes. The atomic masses and relative abundances of these isotopes are given in the table

below.
Isotope Atomic Mass (amu) Relative Abundance
O-16          15.995                          99.759%
O-17          16.995                             0.037%
O-18          17.999                               0.204%
Calculate the average atomic mass of oxygen. Show all of your calculations below.
Chemistry
1 answer:
Reil [10]3 years ago
7 0
<span>15.995* 0.99759 + 16.995*0.00037 + 17.999*0.00204 = 15.999</span>
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