Assertion: atom's neutron | /r/HasAspect | the same
Facets:
value: approximately
type: DEGREE
value: as a proton
type: OTHER
Source sentences:
text: Protons and neutrons, which together form the nucleus around which electrons spin, have approximately the same mass—a mass that is many times greater than that of an electron.
text: A neutron has about the same mass as a proton, but other than its role in forming isotopes, the neutron's function is not exactly clear.
text: Protons and neutrons have approximately the same mass, about 1.67 × 10-24 grams, which scientists define as one atomic mass unit (amu) or one Dalton.
text: Atomic Mass Protons and neutrons have approximately the same mass, about 1.67 × 10-24 grams.
text: Protons and neutrons have approximately the same mass.