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Alpha & Beta Penetration

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a) How much energy does an alpha particle require to penetrate the minimal protective epidermal layer of skin (thickness~7mg/cm^2)?

b) How much energy does an beta particle require to penetrate the minimal protective epidermal layer of skin (thickness~7mg/cm^2)?

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Solution Summary

This solution is provided in 61 words in an attached .doc file. It provides equations for calculating energy of alpha and beta particles to find the energy required for penetration.

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