3/2 He + 1/1 H —> 4/2 He + 0/1 e

This is a nuclear reaction in which Helium-3 (He-3) and Hydrogen (H) combine to form Helium-4 (He-4) and a positron (e+).

The balanced nuclear reaction is:
3/2 He + 1/1 H —> 4/2 He + 0/1 e

In this reaction, the total number of protons and neutrons are conserved.