Assertion: aluminum | /r/HasAspect | atomic number of 13
Facets:
Source sentences:
text: While Aluminium has an atomic number of 13 and an atomic weight of 26.981539 g mol, Iron has an atomic number of 26 and an atomic weight of 55.845 g mol.
text: Aluminum has an atomic number of 13, and it is identified with the symbol Al on the periodic table of elements.
text: Aluminium has an atomic number of 13 and an atomic weight of 26.981539 g mol, Iron has an atomic number of 26 and an atomic weight of 55.845 g mol.