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Bozeman Science
Light and Matter
In this video Paul Andersen explains why light is important in probing matter. Light travels in photons and the energy of individual photons is determined by Planck's equation. Infrared spectroscopy is useful in detecting the...
Khan Academy
Khan Academy: Chemistry: Spectrophotometry Introduction
A video lecture describing how spectrophotometry works in terms of absorbance and transmittance. All terms are defined using examples and detailed explanations. Also explored is how the Beer-Lambert law can be applied to find an unknown...
Khan Academy
Khan Academy: Chemistry: Spectrophotometry Example
Using Beer-Lambert law, the video lecturer solves for an unknown concentration based on the absorbance. Also solved for is the constant in the formula for Beer-Lambert law. [12:42]
Khan Academy
Khan Academy: Spectrophotometry Introduction
Understand spectrophotometry, transmittance, absorbance and the Beer-Lambert Law. [10:22]