A narrow beam of light containing red (660 nm) and blue (470 nm) wavelengths travels from air through a 1.60 cm thick flat piece of crown glass and back to air again. The beam strikes the glass at a 25.0° incident angle.
(a) At what angles do the two colors emerge from the glass?
(b) By what distance (in cm) are the red and blue separated when they emerge?
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