Under certain circumstance , a nucleolus can decay by emitting a particle more massive than an $\alpha$ particle . Consider the following : $_{88}Ra^{223} \to _{82} Pb ^{209} +_6C^{14}$ Calculate the Q value for this decay and determine if it energetically possible .

Question

$\begin{array}{1 1} 31.83\;Mev\;Possible \\ 318.3\;Mev\;Possible \\ -31.83\;Mev\;not\;Possible \\ -318.3\;Mev\;not\;Possible \end{array}$