WORLD OF CHEMISTRY 3RD EDITION By STEVEN S. ZUMDAHL - Test Bank - Updated 2025

CHAPTER 2: Matter

1. The state of matter for an object that has neither definite shape nor definite volume is

A.	solid
B.	liquid
C.	gaseous
D.	mixed
E.	elemental

ANS: C PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

2. The state of matter for an object that has a definite volume but not a definite shape is

A.	elemental
B.	mixed
C.	liquid
D.	gaseous
E.	solid

ANS: C PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

3. The state of matter for an object that has both definite volume and definite shape is

A.	gaseous
B.	mixed
C.	solid
D.	elemental
E.	liquid

ANS: A PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

4. Anything that has mass and volume is called __________.

ANS: matter

PTS: 1 TOP: Test: Chapter Test NOT: worldofchem_2013

Classify each of the following changes as (a) physical or (b) chemical

5. cooking an egg

A.

physical

B.

chemical

ANS: B PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

6. melting snow

A.

physical

B.

chemical

ANS: A PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

7. subliming dry ice (CO₂)

A.

physical

B.

chemical

ANS: A PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

8. burning toast

A.

physical

B.

chemical

ANS: B PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

9. decomposing water

A.

physical

B.

chemical

ANS: B PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

10. evaporating alcohol

A.

physical

B.

chemical

ANS: A PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

11. sanding a table top

A.

physical

B.

chemical

ANS: A PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

12. grinding grain

A.

physical

B.

chemical

ANS: A PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

13. fermenting fruit juice

A.

physical

B.

chemical

ANS: B PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

14. dissolving sugar in water

A.

physical

B.

chemical

ANS: A PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

15. A __________ change involves a change in one or more physical properties, but no change in the fundamental components that make up the substance.

A.	chemical
B.	mixed
C.	potential
D.	physical
E.	kinetic

ANS: D PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

16. A __________ change involves a change in the fundamental components of the substance; a given substance changes into a different substance or substances.

A.	physical
B.	chemical
C.	mixed
D.	potential
E.	kinetic

ANS: B PTS: 1 TOP: Test: Chapter Test

NOT: worldofchem_2013

17. Gold is a relatively soft metal, which is an example of a chemical property. T/F ___

ANS: False

PTS: 1 TOP: Test: Chapter Test NOT: worldofchem_2013

18. Juice freezing into a popsicle is an example of a physical change. T/F ___

ANS: True

PTS: 1 TOP: Test: Chapter Test NOT: worldofchem_2013

19. Dry ice subliming (turning from a solid straight into a gas) is an example of a