The average mass per nucleon is greatest in which of the following elements?
A)hydrogen
B)iron
C)uranium
D)krypton

Name: The average mass per nucleon is greatest in which of the following elements? A)hydrogen B)iron C)uranium D)krypton
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Question

Quizplus · Accepted Answer

Hydrogen, with only one proton and no neutrons in its most common isotope (protium), has the greatest average mass per nucleon because it lacks the binding energy that contributes to reducing the mass per nucleon in larger atoms.

The Average Mass Per Nucleon Is Greatest in Which of the Following