An element X exists as two isotopes - 46X and 49X and weigh 45.95 amu and 48.95 amu, respectively. If the atomic weight of X is 46.66 amu, determine the percent abundance of the heavier isotope

Chemistry for Engineering Students
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Chapter2: Atoms And Molecules
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  1. An element X exists as two isotopes - 46X and 49X and weigh 45.95 amu and 48.95 amu, respectively. If the atomic weight of X is 46.66 amu, determine the percent abundance of the heavier isotope
   

23.7

   

76.3

   

23.

   

68.7

   

24.9

 

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