Ch.2 Chemical Reactions

Question 1

the process by which one or more substances change to produce one or more different substances

Answer 1

chemical reaction

Question 2

a solid that is produced as a result of a chemical reaction in solution

Answer 2

precipitate

Question 3

a combination of chemical symbols and numbers to represent a substance

Answer 3

chemical formula

Question 4

a representation of a chemical reaction that uses symbols to show the relationship between the reactants and the poduct

Answer 4

chemical equation

Question 5

a substance or molecule that participates in a chemical reaction

Answer 5

reactant

Question 6

the substance that forms in a chemical reaction

Answer 6

product

Question 7

the law that states that mass cannot be created or destroyed in ordinary chemical and physical reactions

Answer 7

law of conservation of mass

Question 8

a reaction in which two or more substances combine to form a new compound

Answer 8

synthesis reaction

Question 9

a reaction in which a single compound breaks down to form two or more simpler substances

Answer 9

decomposition