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The Element X Has Three Naturally Occurring Isotopes

Question 139

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) 33.333 B) 220.40 C) 220.24 D) 219.00 E) 219.67


A) 33.333
B) 220.40
C) 220.24
D) 219.00
E) 219.67

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