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(a) Calculate the wavelength of light in vacuum that has a frequency of 1.8 107 Hz. 16.6666 Correct: Your answer is correct. m

(b) What is its wavelength in benzene? (The index of refraction of benzene is 1.501.) Correct: Your answer is correct. m

(c) Calculate the energy of one photon of such light in vacuum. Express the answer in electron volts. I can't figure you part C.

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