Consider the Nuclear Reaction $\begin{array} { c } 14 \\7\end{array}$ N

question 118

Multiple Choice

Consider the nuclear reaction $\begin{array} { c } 14 \\7\end{array}$ N + $\begin{array} { l } 4 \\2\end{array}$ He ? $\begin{array} { l } 17 \\8\end{array}$ O + $\begin{array} { l } 1 \\1\end{array}$ H. The known atomic masses are $\begin{array} { c } 14 \\7\end{array}$ N: 14.003074 u $\begin{array} { l } 4 \\2\end{array}$ He: 4.002603 u $\begin{array} { l } 1 \\1\end{array}$ H: 1.007825 u $\begin{array} { l } 17 \\8\end{array}$ O: 16.999131 u What is the Q-value (or reaction energy) of this reaction? (1 u = 931.5 MeV/c²)

• A)1.191 MeV
• B)-1.191 MeV
• C)1.279 × 10^-3 MeV
• D)-1.279 × 10^-3 MeV

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