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I'm not sure how to go about doing this. Can someone please help? I'll rate you the brainliest!


Calculate the wavelength of the laser light for a) d = 1/500 mm and b) d = 1/1000 mm. Use the modified “grating equation” given below:


nλ = d (X/L)


Remember to keep all calculations in millimeters (mm) until the end and then convert your answer to nanometers (1 nm = 10‐6mm)