The Neutral Helium Atom $\begin{array} { l } 4 \\2\end{array}$ He, Has a Mass of 4

question 69

Multiple Choice

The neutral helium atom, $\begin{array} { l } 4 \\2\end{array}$ He, has a mass of 4.002603 u, a neutron has a mass of 1.008665 u, a proton has a mass of 1.007277 u, and a neutral hydrogen atom has a mass of 1.007825 u. What is the binding energy of the $\begin{array} { l } 4 \\2\end{array}$ He nucleus? (1 u = 931.5 MeV/c²)

• A)20.5 MeV
• B)22.4 MeV
• C)27.3 MeV
• D)28.3 MeV
• E)23.4 MeV

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