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Express your answer with the appropriate units. E= = 1.91x10-19 J Som Previous Answers Correct Correct answer is shown. Your answer 19.47-10-20 J was either rounded differently or used a different number of signifi Part B Calculate the energy in joules of a photo of radiation whose wavelength is 423 nm Express your answer with the appropriate units. 6 PER ? E = 4.7049.10 - 19 The value should be entered as a single number or in scientific notation. No credit lost. Try again Submit Previous Answers Request Answer Part What wavelength (in meters) of radiation has photons of energy 6.10x10-19 J? Express your answer with the appropriate units. HA ? 1 = 3.26x10 - 7 m Submit Previous Answers Request