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    Chemistry The Central Science Study Set 2
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    Exam 2: Atoms, molecules, and Ions
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    The Element X Has Two Naturally Occurring Isotopes
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The Element X Has Two Naturally Occurring Isotopes

Question 173

Question 173

Multiple Choice

The element X has two 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 two 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) 30.20 B) 33.20 C) 34.02 D) 35.22 E) 32.73


A) 30.20
B) 33.20
C) 34.02
D) 35.22
E) 32.73

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