# ?Properties of NucleiThe mass (M) and the radius (r) of a nucleus can be expressed in

**Chapter 10, Problem 23**

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Properties of Nuclei

The mass (M) and the radius (r) of a nucleus can be expressed in terms of the mass number, A. (a) Show that the density of a nucleus is independent of A. (b) Calculate the density of a gold (Au) nucleus. Compare your answer to that for iron (Fe).

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