Examlex
Prior to using the ratio-proportion method, what must all the measurements have in common?
Beta Particle
A high-speed electron or positron emitted during the radioactive decay of certain atomic nuclei.
Atomic Nucleus
The dense central core of an atom, consisting of protons and neutrons and housing the majority of an atom's mass.
Beta Particle
A high-energy, high-speed electron or positron emitted during radioactive decay of an atomic nucleus.
Atomic Nucleus
The dense center of an atom, containing protons and neutrons, and holding the bulk of the atom's mass.
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