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An ______ is a compound that releases hydrogen ions, H+, in aqueous solutions. Acid
A ______ is a compound that produces hydroxide ions, OH-, in aqueous solutions. Base
______ is a chemical reaction in which the hydrogen ions from an acid combine with the hydroxide ions from a base to form water molecules. Neutralization
______ are neither acidic nor basic, that is, they have equal concentrations of H+ and OH- ions. Neutral solutions
______ is a number, usually between 0 and 14, that indicates the acidity of a solution. pH
______ is more acidic than "normal" rain and has a lower pH value. Acid rain
The term ______ includes wet forms such as rain, snow, fog, and cloud-like suspensions of microscopic water droplets often more acidic and damaging than acid rain. It also includes the "dry" forms of acids. Acid deposition
______, literally means "acids without water". Acid anhydrides
Iron coated with zinc is called ______. Galvanized iron
______ means that it readily absorbs water from the atmosphere and retains it. Hygroscopic
______ are compounds of nitrogen that are biologically active, chemically active, or active with light in our atmosphere. Reactive nitrogen
______ remove nitrogen from the air and convert it to ammonia. Nitrogen-fixing bacteria
______ is the process of converting ammonia in the soil to the nitrate ion. Nitrification
______ is the process of converting nitrates back to nitrogen gas. Denitrification
______ is a set of chemical pathways whereby nitrogen moves through the biosphere. Nitrogen cycle
The capacity of a lake or other body of water to resist a decrease in pH is called its ______. Acid-neutralizing capacity (ANC)
______ occurs when 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. Nitrogen saturation
Created by: 58800073