Assertion: decay's neutron | /r/HasProperty | proton
Facets:
Source sentences:
text: * neutron : proton (ratio) 1 : 1 small, stable elements 1.5 : 1 heavier, stable elements neutrons act as "buffer" for the +/+ repulsions (until atom #84)
text: neutron ===> proton + electron + a neutrino