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Sodium-21 Will Emit Positrons Each Having an Energy of 4

question 69

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Sodium-21 will emit positrons each having an energy of 4.0 × 10-13 J. What is this energy in MeV?


Definitions:

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Actions or behaviors that significantly deviate from what is considered typical or normal by society.

William Julius Wilson

An American sociologist known for his work on urban sociology, race, and class in the United States.

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