acid concentration

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• Acid-base balance — refers to the mechanisms the body uses to keep its fluids close to neutral pH (that is, neither basic nor acidic) so that the body can function normally. * * * acid base balance .as əd .bās n the state of equilibrium between proton donors and… …   Medical dictionary

• 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

• Acid-base homeostasis — is the part of human homeostasis concerning the proper balance between acids and bases, in other words the pH. The body is very sensitive to its pH level. Outside the range of pH that is compatible with life, proteins are denatured and digested,… …   Wikipedia

• Concentration — Con cen*tra tion, n. [Cf. F. concentration.] 1. The act or process of concentrating; the process of becoming concentrated, or the state of being concentrated; concentration. [1913 Webster] Concentration of the lunar beams. Boyle. [1913 Webster]… …   The Collaborative International Dictionary of English

• Acid growth — refers to the ability of plant cells and plant cell walls to elongate or expand quickly at low (acidic) pH. This form of growth does not involve an increase in cell number; it is sometimes called acid induced stretching, acid expansion, and acid… …   Wikipedia

• acid — [as′id] adj. [L acidus, sour < IE base * ak̑ , sharp, pointed > EAR2] 1. sharp and biting to the taste; sour; tart 2. sharp or sarcastic in temperament or speech 3. that is, or has the properties of, an acid 4. having too heavy a… …   English World dictionary

• acid rain — n. rain or other precipitation with a high concentration of acids produced by sulfur dioxide, nitrogen dioxide, and other such gases that result from the combustion of fossil fuels: it has a destructive effect on plant and aquatic life, buildings …   English World dictionary

• acid fog — acid fog, fog containing a high concentration of acidity, resulting from pollutants emitted into the atmosphere …   Useful english dictionary

• Acid dissociation constant — Acetic acid, a weak acid, donates a proton (hydrogen ion, high …   Wikipedia

• acid–base reaction — ▪ chemistry Introduction       a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… …   Universalium

• Acid — This article is about acids in chemistry. For the drug, see Lysergic acid diethylamide. For other uses, see Acid (disambiguation). Acidity redirects here. For the novelette, see Acidity (Novelette). Acids and Bases …   Wikipedia