Chem

Question 1

decomposition reaction

Answer 1

a reaction in which a compound breaks down into two or more elements or new compounds

Question 2

coefficient

Answer 2

a number written in front of a chemical formula

Question 3

precipitate

Answer 3

a solid produced during a chemical reaction in a solution

Question 4

aqueous solution

Answer 4

a solution in which the solvent is water

Question 5

chemical equations

Answer 5

a statement that uses chemical formulas to show the identities and relative amounts of the substances involved in a chemical reaction

Question 6

solute

Answer 6

substance dissolved in a solution

Question 7

combustion reaction

Answer 7

a reaction in which oxygen combines with a substance and releases heat and light energy

Question 8

single replacement reaction

Answer 8

a reaction in which the atoms of one element replace the atoms of another element in a compound

Question 9

double replacement reaction

Answer 9

a reaction involving the exchange if positive ions between two compounds dissolved in water

Question 10

chemical reaction

Answer 10

the process by which the atoms of one or more substances are rearranged to form different substances

Question 11

reactant

Answer 11

a starting substance in a chemical reaction

Question 12

product

Answer 12

a substance formed in chemical reactions

Question 13

synthesis reaction

Answer 13

a reaction in which two or more substances react to produce a single product

Question 14

solvent

Answer 14

the most plentiful substance in a solution