Question: this 01:26:21 V Time Remaining Multiple Choice 8 points If an ejected electron is released with 5.7 ev, and the metal's threshold energy is 2.9

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01:26:21 V Time Remaining Multiple Choice 8 points If an ejected electron is released with 5.7 ev, and the metal's threshold energy is 2.9 eV, how much photon energy was initially absorbed? O 5.7 ev O 7.6 ev O 8.6 eV O 2.8 eV Previous

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