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Chemistry Terms

Leah Choate's chemistry terms

TermDefinition
Element A pure substance made of only one kind of atom
Atom Basic unit of matter
Titration A measured amount of a solution of unknown concentration is added to a known volume of a second solution until the reaction between them is just complete
Compound a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
pH scale measurement system used to indicate the concentration of hydrogen ions (H+) in solution; ranges from 0 to 14
Chemical reaction A process during which chemical bonds between atoms are broken and new ones are formed. Producing one or more different substances.
Stoichiometry the relation between the quantities of substances that take part in a reaction or form a compound (typically a ratio of whole integers)
Acid A substance that increases the hydrogen ion concentration of a solution.
Base A substance that decreases the hydrogen ion concentration of a solution.
Reactant A chemical substance that is present at the start of a chemical reaction
Created by: Leah_Choate