,Fundamentals of General, Organic, and Biological Chemistry, 8e (McMurry)
Chapter 1 Matter and Measurements
1) Which of the following is a chemical property?
A) melting point
B) mass
C) flammability
D) volume
E) temperature
Answer: C
Diff: 1
Section: 1.1
LO: 1.1
Global LO: G2
2) All of the following are examples of matter except
A) heat.
B) air.
C) water.
D) salt.
E) plants.
Answer: A
Diff: 1
Section: 1.1
LO: 1.1
Global LO: G2
3) Which of the following is a physical property?
A) flammability
B) conductivity
C) ability to support combustion
D) corrosiveness
E) inertness
Answer: B
Diff: 1
Section: 1.1
LO: 1.1
Global LO: G2
,4) Which of the following is a chemical property of aspirin?
A) It does not decompose when protected from moisture.
B) It does not readily dissolve in water.
C) It can be compressed into tablets when mixed with cornstarch.
D) It melts at 135°C.
E) It is a white crystalline solid in pure form at room temperature.
Answer: A
Diff: 1
Section: 1.1
LO: 1.1
Global LO: G2
5) Which of the following is a physical change?
A) the rusting of iron
B) the condensation of water vapor
C) the baking of a potato
D) the explosion of nitroglycerin
E) all of the above
Answer: B
Diff: 1
Section: 1.1
LO: 1.3
Global LO: G2
6) Which statement describes a physical change?
A) winding an alarm clock
B) turning on a flashlight
C) digesting your lunch
D) burning the morning toast
E) lighting a match
Answer: A
Diff: 1
Section: 1.1
LO: 1.1
Global LO: G2
, 8) A chemist is given an unknown gas sample. Which observation describes a chemical property
of the sample?
A) It extinguishes a glowing splint.
B) It has a sharp, stinging odor.
C) It is colorless.
D) Its density is greater than that of air.
E) It weighs 11.2 grams.
Answer: A
Diff: 2
Section: 1.1
LO: 1.1
Global LO: G1
9) A chemist is given an unknown sample. Which of her observations is not a physical property?
A) The sample is a colorless liquid.
B) The sample has an odor similar to gasoline.
C) The sample is flammable.
D) The sample size is 55 mL.
E) The density of the liquid is 0.789 g/mL.
Answer: C
Diff: 2
Section: 1.1
LO: 1.1
Global LO: G1
10) Which of the following is a physical property of aspirin?
A) Aspirin can moderate some heart disorders when ingested.
B) Aspirin does not decompose when tightly sealed in a bottle.
C) Aspirin yields carbon dioxide and water vapor when burned.
D) Aspirin can be pressed into tablets when mixed with cornstarch.
E) Aspirin reacts with water to produce salicylic acid and acetic acid.
Answer: D
Diff: 3
Section: 1.1
LO: 1.1
Global LO: G1
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