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an ice floe index of refraction 1.3 is floating on the surface of a lake index...

an ice floe index of refraction 1.3 is floating on the surface of a lake index of refraction 1.33. a light ray coming from the sun hits the ice floe with an angle of incidence of 18.4 degrees. what angle does the ray refracted in the water of the lake make with the surface? give the answer in degrees rounded to 2 decimal places

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