Assertion: uranium's neutron | /r/HasProperty | 92 + 143 = 235
Facets:
Source sentences:
text: The nucleus of the U-235 atom comprises 92 protons and 143 neutrons (92 + 143 = 235).
text: The nucleus of the U-235 isotope comprises 92 protons and 143 neutrons (92 + 143 = 235).