E α = E c e n t e r o f m a s s M p r o d u c t + M r e a c t i o n M r e a c t i o n , E c e n t e r o f m a s s = E α M r e a c t i o n M r e a c t i o n + M p r o d u c t {\displaystyle E_{\alpha }=E_{centerofmass}{\frac {M_{product}+M_{reaction}}{M_{reaction}}},\;\;\;\;E_{centerofmass}=E_{\alpha }{\frac {M_{reaction}}{M_{reaction}+M_{product}}}}
