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SCIENCE vocab. words

Law of Conservation of Mass that the mass that is in a closed system will remain constant regardless of how much time passes
Physical Change once you change something you can also change it back
chemical change once you change something, you cant change it back
Element one of a class of substances that cannot be separated into simpler substances by chemical means
Chemical Formula a representation of a substance using symbols for its constituent elements
Element (Diatomic) Molecule when a molecule is used to make an element
Compound Molecule when a molecule is used to make an element
Chemical Reaction reaction
Reactants (in a chemical equation) any substance that undergoes a chemical change in a given reaction.
Products (in a chemical equation) . a substance obtained from another substance through chemical change.
Coefficient (in a chemical equation) a number that is constant for a given substance, body, or process under certain specified conditions, serving as a measure of one of its properties
Subscript (in a chemical equation) A subscript is mostly used in chemistry, when you write out something like H20 the 2 would be smaller and written under the letter slightly hence the "sub" part.
Created by: W0406980