Imagine a substance that requires 4 X 10^-19 J of energy to remove an electron via the photoelectric effect. Which of th
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Imagine a substance that requires 4 X 10^-19 J of energy to remove an electron via the photoelectric effect. Which of th
Imagine a substance that requires 4 X 10^-19 J of energy toremove an electron via the photoelectric effect. Which of thefollowing would remove an electron from the substances surface?