Multiple Choice
The element X has three naturally occurring isotopes.The isotopic masses (amu) and % abundances of the isotopes are given in the table below.The average atomic mass of the element is ________ amu. 
A) 33.33
B) 55.74
C) 56.11
D) 57.23
E) 56.29
Correct Answer:
Verified
Correct Answer:
Verified
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