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a compound that releases hydrogen ions, H+, in aqueous solution (See page(s) 240) |
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compound that produces hydroxide ions, OH_, in aqueous solution (See page(s) 242) |
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chemical reaction in which the hydrogen ions from an acid combine with the hydroxide ions from a base to form molecules of water (See page(s) 243) |
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a solution that is neither acidic nor basic; that is, one that has equal concentrations of H+ and OH- (See page(s) 244) |
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a number, usually between 0 and 14, that indicates the acidity of a solution (See page(s) 245) |
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rain that is more acidic than "normal" rain and that has a lower pH (See page(s) 245) |
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deposition of either wet forms or dry forms such as rain, snow, fog, and cloud-like suspensions of microscopic water droplets often more acidic and damaging than acid rain (See page(s) 246) |
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literally "an acid without water" (See page(s) 250) |
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iron coated with zinc (See page(s) 260) |
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describes a substance that readily absorbs water from the atmosphere and retains it (See page(s) 262) |
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bacteria that remove nitrogen from the air and convert it to ammonia (See page(s) 266) |
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process of converting ammonia, typically in soil, to nitrate ions (See page(s) 266) |
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process of converting nitrate ions, typically in soil, to nitrogen gas (See page(s) 266) |
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set of chemical pathways whereby nitrogen moves through the biosphere (See page(s) 267) |
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acid-neutralizing capacity (ANC) |
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capacity of a lake or other body of water to resist a decrease in pH (See page(s) 269) |
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process by which an area is overloaded with "nitrogen"; that is, when the reactive forms of nitrogen entering an ecosystem exceed the system's capacity to absorb the nitrogen (See page(s) 270) |
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