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A ray of light approaches a jar of honey at an angle of 30.0 degrees. If the angle of refraction is 19.5 degrees, what is the refractive index of honey?

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  1. I assume the 30 degrees is the angle to the normal; also I assume you are neglecting the effects of the container holding the honey.
    n1*sin 30 = n2*sin 19.5
    n1 is 1 for air.
    Solve for n2.

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