A
Predict the missing component
in the nuclear equation.
-10
231 Th →
90
B
231 Pa + X
91
He
07
![A Predict the missing component in the nuclear equation 10 231 Th 90 B 231 Pa X 91 He 07 class=](https://us-static.z-dn.net/files/d29/94c213bdbcb4897b8ce966ddde357981.png)