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Author Question: When photons with a wavelength of 310. nm strike a magnesium plate, the maximum velocity of the ... (Read 12 times)

jojoperlo_

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on: Nov 5, 2023

Question 1

What is the wavelength of radiation that has a frequency of 5.39 × 1014 s–1? (c = 2.9979 × 108 m/s)
◦ 1.80 × 10–3 nm
◦ 556 nm
◦ 618 nm
◦ 6180 nm
◦ 1.61 × 1023 nm

Question 2

When photons with a wavelength of 310. nm strike a magnesium plate, the maximum velocity of the ejected electrons is 3.45 × 105 m/s.  Calculate the binding energy of electrons to the magnesium surface.
◦ 32.7 kJ/mol
◦ 321 kJ/mol
◦ 353 kJ/mol
◦ 386 kJ/mol
◦ 419 kJ/mol
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by jojoperlo_ on Nov 5, 2023

StephaniaF

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Reply #1 on: Nov 5, 2023
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jojoperlo_

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Reply 2 on: Nov 5, 2023
Wow, this really help

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Reply 3 on: Yesterday
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