Electromagnetic radiation with a frequency of 8.6 
Hz incident on an unknown metal surface causes ejection of photoelectrons with kinetic energies of 1.3 
J. What is the unknown metal?
Definitions:
Commitment
The condition or characteristic of being fully committed to a cause, activity, or profession; complete and sincere dedication.
Motivational Trait
An inherent characteristic that drives an individual to act or behave in a way that leads to the achievement of personal goals.
Self-Esteem
An individual's sense of their own value and self-worth.
Core Self-Evaluations
A person's fundamental assessment of their own abilities, worthiness, and overall competence.
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