acid-basic

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• Acid-base extraction — is a procedure using sequential liquid liquid extractions to purify acids and bases from mixtures based on their chemical properties. Acid base extraction is routinely performed during the work up after chemical syntheses and for the isolation of …   Wikipedia

• Acid-base physiology — is the study of the acids, bases and their reactions in the body. For survival, acid base homeostasis is an absolute requirement. The traditional approach to the study of acid base physiology has been the empiric approach. The main variants are… …   Wikipedia

• Acid dye — is a member of a class of dye that is applied from an acidic solution. In the home or art studio, the acid used in the dyebath is often vinegar (acetic acid) or citric acid. The uptake rate of the dye is controlled with the use of sodium chloride …   Wikipedia

• Acid rain — is rain or any other form of precipitation that is unusually acidic. It has harmful effects on plants, aquatic animals, and infastructure. Acid rain is mostly caused by human emissions of sulfur and nitrogen compounds which react in the… …   Wikipedia

• Basic precipitation — occurs when calcium oxide and sodium hydroxide are emitted into the atmosphere, undergo chemical transformations, and are absorbed by water droplets in clouds. The droplets then fall to earth as rain, snow, or sleet. This can increase the pH of… …   Wikipedia

• Basic Analysis And Security Engine — est une interface web permettant la gestion des alertes générées par l IDS Snort. Elle permet le classement des alertes en groupe, l affichage de diagrammes et la recherche des alertes selon différents critères. BASE est un programme sous licence …   Wikipédia en Français

• Basic analysis and security engine — est une interface web permettant la gestion des alertes générées par l IDS Snort. Elle permet le classement des alertes en groupe, l affichage de diagrammes et la recherche des alertes selon différents critères. BASE est un programme sous licence …   Wikipédia en Français

• Acid-free paper — is paper that has a neutral or basic pH (7 or slightly greater). It addresses the problem of preserving documents for long periods. Overview Paper made from wood based pulp that has not had its lignin removed goes yellow and deteriorates over… …   Wikipedia

• Acid salt — Acid salts are a class of salts formed when a dibasic or tribasic acid has been neutralized to some degree. Because the acid is only partially neutralized, one or more replaceable protons remain. Typically this will lead to a formula with one or… …   Wikipedia

• acid — Since the 1960s, when acid was first used to mean the hallucinogenic drug LSD, the word has developed all the connotations of a subculture. Those taking drugs came to be called acid heads or acid freaks; and their way of life came to depend on… …   Modern English usage

• Basic — Ba sic, a. 1. (Chem.) (a) Relating to a base; performing the office of a base in a salt. (b) Having the base in excess, or the amount of the base atomically greater than that of the acid, or exceeding in proportion that of the related neutral… …   The Collaborative International Dictionary of English