Solved

A New Element Is Prepared That Has Two Isotopes

Question 41

Multiple Choice

A new element is prepared that has two isotopes. One isotope is 32.00% abundant and has a mass of 103.2 u. The other has a mass of 105.2 u. What is the atomic mass of this element?


A) 103.8
B) 104.6
C) 104.2
D) 104.9
E) none of these

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