Question: A diverging lens with = -12.5 cm is made from ice. What is the focal length of this lens if it is immersed in

A diverging lens with ƒ = -12.5 cm is made from ice. What is the focal length of this lens if it is immersed in ethyl alcohol?
A. 102 cm
B. 105 cm
C. 118 cm
D. 122 cm

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