Examlex
Wheat originated in the Americas.
Neutrons
Subatomic particles with no electrical charge, found in the nucleus of an atom, and responsible for much of the mass of atoms.
Isotope
Atoms of the same element that have different numbers of neutrons, resulting in different masses but similar chemical properties.
Neutrons
Electrically neutral subatomic particles found in the nucleus of an atom, contributing to the atomic mass but not the atomic charge.
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