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What is the speed of light through a substance with index of refraction of 1.22?


3.66 × 10^8 m/s


3.00 × 10^8 m/s


2.01 × 10^8 m/s


2.46 × 10^8 m/s

Respuesta :

malucia
it is 3.00×10^8m/s that is the answer.

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