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A student using a spectrometer sees three different first-order colors (A, B, & C) at the following angles: ?_A1 = 7.7°, ?_B1 = 11.4°, & ?_C1 = 12.3°. The grating has 3550 slits/cm.

A.) Determine the wavelength for each color.
?_A =
?_B =
?_C =

B.) Determine the third-order angles for each color.
?_A3 =  °
?_B3 =  °
?_C3 =  °

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