A reaction in which a single compound breaks down to form two or more simpler substances is called a(n) ______________________________.

A(n) ______________________________ is a reaction in which a gas, a solid precipitate, or a molecular compound forms from the apparent exchange of atoms or ions between two compounds.

A substance that forms in a chemical reaction is called a(n) _________________________.

A(n) ______________________________ is a chemical reaction that requires heat.

A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products is called a(n) _________________________.

_________________________ is the energy released when a chemical compound reacts to produce new compounds.

A reaction in which one element or radical takes the place of another element or radical in a compound is called a(n) ______________________________.

A(n) _________________________ is a substance that changes the rate of a chemical reaction without being consumed or changed significantly.

A(n) ______________________________ is a chemical reaction in which heat is released to the surroundings.

A reaction in which two or more substances combine to form a new compound is called a(n) ______________________________.

A substance or molecule that participates in a chemical reaction is called a(n) ______________________________.

A type of protein that speeds up metabolic reactions in plants and animals without being permanently changed or destroyed is called a(n) ______________________________.

The oxidation reaction of an organic compound, in which heat is released is called ______________________________.

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