Assertion: atom's electron | /r/CapableOf | carry one unit of negative charge
Facets:
Source sentences:
text: Each electron carries one unit of negative charge (1.602 x 10-19 coulomb) and has a small mass as compared with that of a neutron or proton.
text: The proton carries one unit of positive charge, the electron carries one unit of negative charge, and the neutron has no charge