Ostwald's theory of indicators
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Noun | 1. | Ostwald's theory of indicators - (chemistry) the theory that all indicators are either weak acids or weak bases in which the color of the ionized form is different from the color before dissociation scientific theory - a theory that explains scientific observations; "scientific theories must be falsifiable" chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions |
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