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- 1. Multiple Choice
the process of breaking chemical bonds in one or more substances and the reforming of new bonds to create new substances
chemical reaction
combustion reaction
decomposition
precipitate
- 2. Multiple Choice
a solid that forms and is insoluble in a reaction mixture
solids
precipitate
product
reactant
- 3. Multiple Choice
starting ingredient in a chemical reaction
solids
reactant
product
precipitate
- 4. Multiple Choice
a new substance formed in a chemical reaction
solid
ractant
product
precipitate
- 5. Multiple Choice
a principle that states that the total mass of the reactants equals the total mass of the products in a chemical reaction
formula mass
molar mass
mole
law of conservation of mass
- 6. Multiple Choice
the sum of the atomic mass values of the atoms in a chemical formula
formula mass
mole
molar mass
molecules
- 7. Multiple Choice
the number of atoms or molecules in a mole of any substance; the number equals 6.02 x 1023
formula mass
mole
molar mass
Avogadro number
- 8. Multiple Choice
a unit of any substance that contains the Avogadro number of atoms or molecules
Avogadro number
mole
molar mass
formula mass
- 9. Multiple Choice
the mass, in grams, of one mole of a compound
molar mass
mole
formula mass
atomic mass
- 10. Multiple Choice
an expression of a chemical reaction using chemical formulas and symbols
chemical equation
formula equation
molecular equation
math equation
- 11. Multiple Choice
a whole number placed in front of a chemical formula in a chemical equation
prefix
coeffecient
suffix
subscript
- 12. Multiple Choice
a chemical reaction in which two or more substances combine to form a new compound
decomposition reaction
addition reaction
polymerization
displacement
- 13. Multiple Choice
a chemical reaction in which one element replaces a similar element in a compound
chemical formula
combustion
single-displacement
double-displacement
- 14. Multiple Choice
a chemical reaction in which ions from two compounds in solution exchange places to produce two new compounds
double-displacement reaction
single-displacement reaction
combustion
math equation
- 15. Multiple Choice
a chemical reaction that results in a large amount of energy being released when a carbon compound combines with oxygen
single-displacement reaction
combustion
double-displacement reaction
addition reaction
- 16. Multiple Choice
a chemical reaction in which a compound is broken down into two or more smaller substances
oxygen
addition reaction
polymerization
decomposition reaction
- 17. Multiple Choice
the formation of polymers by a series of addition reactions
displacement
decomposition
addition reaction
polymerization
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