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Physics for Scientists and Engineers: A Strategic Approach with Modern Physics
Found in: Page 1237

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Short Answer

We’ve noted that fewer than of the known nuclei are stable (i.e., not radioactive). Because nuclei are characterized by two independent numbers, and , it is useful to show the known nuclei on a plot of neutron number versus proton number .

Earth when it was born 86.1 greater than the number of uranium atoms.

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Step by Step Solution

 Uranium Atoms:

Ratio of 

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