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Which is not a possible value for the principal quantum number n?
Justin Timberlake
An American singer, songwriter, actor, and record producer, known for his contributions to pop music and roles in various films and television shows.
Classical Conditioning
An educational method where two stimuli are consistently associated, leading to a reaction initially triggered by the second stimulus but ultimately induced by the first stimulus alone.
Operant Conditioning
A learning process through which the strength of a behavior is modified by reinforcement or punishment.
Mere Exposure Effect
An occurrence in psychology where individuals often favor items or concepts just because they are accustomed to them.
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