If the Nucleus of an Atom Has a Radius of About

question 48

Multiple Choice

If the nucleus of an atom has a radius of about 5 fm and a mass of about 2 *10^-21 g, what is its approximate density? (The volume of a sphere = 4 $\pi$ r³/3.)

• A)4 *10¹⁵ g/cm³
• B)4 *10¹² g/cm³
• C)4 *10⁹ g/cm³
• D)4 * 10⁶ g/cm³
• E)4 * 10³ g/cm³

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