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A Certain Element Consists of Two Stable Isotopes

Question 54

Multiple Choice

A certain element consists of two stable isotopes.The first has a mass of 14.0031 amu and a percent natural abundance of 99.63%.The second has a mass of 15.001 amu and a percent natural abundance of 0.37%.What is the atomic weight of the element?


A) 13.95 amu
B) 14.00 amu
C) 14.01 amu
D) 14.50 amu
E) 19.50 amu

Correct Answer:

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