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Atomic Mass
The total mass of protons and neutrons in an atom, measured in atomic mass units.
Neutrons
Subatomic particles within an atom's nucleus, possessing no electric charge.
Protons
Positively charged subatomic particles found in the nucleus of an atom, contributing to the atom's mass and defining the chemical element.
Low-Quality Energy
Energy forms that are dispersed and have low ability to do work, such as heat dissipated into the environment, difficult to harness for productive use.
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