Question

Electromagnetic radiation with a wavelength of 745 nm appears as red light to the human eye. The energy of one photon of this light is ________ J. A) 2.67 × 10-28 B) 2.67 × 10-19 C) 1.48 × 10-22 D) 1.48 × 10-31 E) 3.75 × 1018