Definition: 'Bunsen-Roscoe Law'
Bunsen-Roscoe lawType: Term
Pronunciation: bŭn′sĕn ros′kō
1. in two photochemical reactions, the darkening of a photographic plate or film, if the products of the intensity of illumination and the time of exposure are equal, the quantities of chemical material undergoing change will also be equal; the retina for short periods of exposure obeys this law.
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