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The Element X Has Three Naturally Occurring Isotopes

Question 15

Multiple Choice

The element X has three naturally occurring isotopes. The masses (amu) and % abundances of the isotopes are given in the table below. The average atomic mass of the element is amu. The element X has three naturally occurring isotopes. The masses (amu) and % abundances of the isotopes are given in the table below. The average atomic mass of the element is amu. A) 17.65 B) 17.11 C) 17.20 D) 16.90 E) 16.90 .


A) 17.65
B) 17.11
C) 17.20
D) 16.90
E) 16.90 .

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