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Molecular Oxygen
A diatomic molecule \(\text{O}_2\) that is essential for respiration in aerobic organisms and acts as the final electron acceptor in cellular respiration.
Electrons
Subatomic particles with a negative charge that orbit the nucleus of an atom.
Positive Charge
An electrical charge with more protons than electrons, resulting in a net surplus of positive electric charge.
Protons
Positively charged subatomic particles found within the nucleus of an atom.
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