an experiment to measure the quantum yield of a photochemical reaction, the absorbing substance was exposed to 320. nm radiation from a(n) 96.3 W source for 39.9 min. The intensity of the transmitted radiation was 0.315 that of the incident radiation. As a result of irradiation, 0.108 mol of the absorbing substance decomposed. Evaluate the quantum yield.

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Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.