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TLHS Phy Sci #6

Acids, Bases, and Ph

TermDefinition
Acid Produces H+ ions in water
Base Produces OH- ions in water
Salt Compound formed when negative ions from an acid combine with the positive ions of a base
Indicator Compound that changes color in the presence of an acid or a base
Buffer Solution containing ions that minimize effects on pH
pH Measures how many H+ are in a solution
Neutralization Chemical reaction between an acid and a base that forms a salt and water
alloy Mixture of metallic elements
Solute Substance being dissolved
Concentration Amount of solute in the solvent (%)
Solvent Substance doing the dissolving
Solubility How well something dissolves in something else
Solution Homogeneous mixture, can not see the individual particles
Ionization Neutral atoms in compounds become ions when mixed with water
Unsaturated Can hold more solute
Dissociation Ionic solids do this when mixed with water
Saturated Contains all the solute it can
Electrolyte Produces ions in solution with water
Supersaturated Holds more solute than expected at that temperature
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