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The Sharpless epoxidation is viable with a large range of primary and secondary alkenic alcohols. Furthermore, with the exception noted above, a given dialkyl tartrate will preferentially add to the same face independent of the substitution on the alkene.To demonstrate the synthetic utility of the Sharpless epoxidation, the Sharpless group created synthetic intermediates of various natural ...
Liquid junction potential (shortly LJP) occurs when two solutions of electrolytes of different concentrations are in contact with each other. The more concentrated solution will have a tendency to diffuse into the comparatively less concentrated one.
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The law states the strength of a concrete mix is inversely related to the mass ratio of water to cement. [1] [2] As the water content increases, the strength of concrete decreases. Abrams’ law is a special case of a general rule formulated empirically by Feret: = / where S is the strength of concrete
In sociology, mechanical solidarity and organic solidarity [1] are the two types of social solidarity that were formulated by Émile Durkheim, introduced in his Division of Labour in Society (1893) as part of his theory on the development of societies.
In deciding the value of a company, it is important to know of how much value its customer base is in terms of future revenues. The greater the customer equity (CE), the more future revenue in the lifetime of its clients; this means that a company with a higher customer equity can get more money from its customers on average than another company that is identical in all other characteristics.
Brahma is one of the poems composed by Ralph Waldo Emerson, an American transcendentalist of the nineteenth century. [3] The poem is composed in the form of an utterance- a form which comprises sublime or metaphysical content while adding to it the balladic quatrain-music pattern.
A case study is an in-depth, detailed examination of a particular case (or cases) within a real-world context. [1] [2] For example, case studies in medicine may focus on an individual patient or ailment; case studies in business might cover a particular firm's strategy or a broader market; similarly, case studies in politics can range from a narrow happening over time like the operations of a ...