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SHS Adv Biology 1

Chemistry of Life Quiz #2

TermDefinition
Polar Molecule with opposite charges
Cohesion Force that holds molecules of a single material together
Activation Energy Minimal amount of energy required to start a chemical reaction
Adhesion Attractive forces between different substances
Chemical reactions Process by which one or more substances change to produce one or more new substances
Solution Homogeneous mixture in which two or more substances are evenly dispersed
Buffer Substance that neutralizes small amounts of acids or bases
Catalyst Substance that changes the rate of a chemical reaction without being consumed by the reaction
Solvent Substance in which solute dissolves
Acid Any compound that increases H+ ions in water; pH 1-6
Oxidation Reaction Chemical reaction in which electrons are lost
Solute Substance dissolved in solvent
Base Any compound that increases OH- ions in water; pH 8-14
Reduction Reaction Chemical reaction in which electrons are gained
Created by: cecilia.polumbo