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NAME: _______________________________
CHEMISTRY I
CHAPTER 3
PROBLEM SET #1
(Questions 1-5) Define the following terms in your own words:
1.
Matter: ____________________________________________________________
2.
Solid: _____________________________________________________________
3.
Liquid: ____________________________________________________________
4.
Gas: ______________________________________________________________
5.
Physical State: ______________________________________________________
(Questions 6-8) Give three (3) examples of each of the following:
6.
solid: ______________________________________________________________
___________________________________________________________________
7.
liquid: ______________________________________________________________
____________________________________________________________________
8.
gas: _________________________________________________________________
_____________________________________________________________________
(Questions 8-13) Determine which state of matter (it may be more than one state) has the listed
property:
9.
particles move easily: ___________________________________________________
10.
ability to be compressed: _________________________________________________
11.
have definite volumes: ___________________________________________________
12.
has no definite shape: ____________________________________________________
13.
can flow: ______________________________________________________________
(Questions 14-16) Imagine have 25 gram samples of frozen water, liquid water, and gaseous
water. Order then from the largest volume to the least volume.
14.
largest volume: ______________________________________
15.
middle volume _______________________________________________
16.
least volume _________________________________________________
(Questions 17-18) Define the following:
17.
physical property: _______________________________________________
18.
chemical property: _______________________________________________
(Questions 19-34) Classify each of the following as a physical property (P) or a chemical
property (C):
_____ 19. The density of water is 1.0 g/cm3.
_____ 21. The tree is 8 meters high.
_____ 23. Copper conducts electricity.
_____ 25. The color of a lemon is yellow.
_____ 27. Alka-Seltzer reacts with water
to form carbon dioxide gas.
_____ 29. The color of the ball is green.
_____ 31. Oxygen is a gas at 0oC.
_____ 33. Silver will tarnish when
Exposed to air.
_____20. Diamonds are a very hard substance.
_____ 22. Sodium reacts easily with water.
_____ 24. Water is a liquid at 15oC.
_____ 26. Gold is non-flammable.
_____ 28. Iron reacts with oxygen to produce
rust.
_____ 30. Propane is flammable.
_____ 32. Argon is non-reactive.
_____ 34. Nitrogen is a colorless gas.
(Questions 35-36) Define the following:
35.
Physical change: ________________________________________________________
______________________________________________________________________
36.
Chemical change: _______________________________________________________
______________________________________________________________________
(Questions 37-48) Identify each of the following as a chemical change (C) or a physical change
(P).
_____ 37. Unzipping a zipper
_____ 38. Burning wood
_____ 39. Digesting an apple
_____ 40. Framing a Star Wars poster
_____ 41. Lighting a candle
_____ 42. Waxing a wooden floor
_____ 43. Melting iron
_____ 44. Breaking glass
_____ 45. Mixing salt and water
_____ 46. Distilling water
_____ 47. Freezing water
_____ 48. Rotting log