6) Suppose you have an unknown clear substance immersed in water, and you wish to identify it by finding its index of refraction. You arrange to have a beam of light enter it at an angle of 45.0∘ with respect to the normal, and you observe the angle of refraction to be 40.3∘. For convenience, the index of refraction for a variety of materials is provided below.a) What is the index of refraction of the substance? b) What is its likely identity? Materials at 20°C for light with a vacuum wavelength of 589 nm.nnMaterialplexiglasquartz (crystalline)quartz (fused)sodium chloridezirconairMaterialbenzene1.501carbon disulfide1.628carbon tetrachloride 1.461ethanol1.3611.4731.333glycerinewater (fresh)Materialdiamondfluorite2.4191.434glass (crown) 1.52glass (flint)1.66ice (0°C)1.309polystyrene1.49n1.511.5441.4581.5441.9231.00029

6) Suppose you have an unknown clear substance immersed in water, and you wish to identify it by finding its index of refraction. You arrange to have a beam of light enter it at an angle of 45.0∘ with respect to the normal, and you observe the angle of refraction to be 40.3∘. For convenience, the index of refraction for a variety of materials is provided below. a) What is the index of refraction of the substance? b) What is its likely identity?

6) Suppose you have an unknown clear substance immersed in water, and you wish to identify it by finding its index of refraction. You arrange to have a beam of light enter it at an angle of 45.0∘ with respect to the normal, and you observe the angle of refraction to be 40.3∘. For convenience, the index of refraction for a variety of materials is provided below. a) What is the index of refraction of the substance? b) What is its likely identity?

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