What is the average atomic mass of chlorine if the mass of one isotope is 34.97 amu and has a per cent abundance of 75.77%. The other isotope has a mass of 36.97 amu and has a percent abundance of 24.23%. You should do a calculation and not just look at the periodic chart.      35.45 amu     35.97 amu     34.97 amu     71.95 amu

General, Organic, and Biological Chemistry
7th Edition
ISBN:9781285853918
Author:H. Stephen Stoker
Publisher:H. Stephen Stoker
Chapter3: Atomic Structures And The Periodic Table
Section: Chapter Questions
Problem 3.32EP: Calculate the atomic mass of each of the following elements using the given data for the percentage...
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 What is the average atomic mass of chlorine if the mass of one isotope is 34.97 amu and has a per cent abundance of 75.77%. The other isotope has a mass of 36.97 amu and has a percent abundance of 24.23%. You should do a calculation and not just look at the periodic chart. 

   

35.45 amu

   

35.97 amu

   

34.97 amu

   

71.95 amu

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