Test Bank -Chemistry: The Central Science, 11th Edition (Brown, Lemay), Chapter 1-25 || A+ Gold Rated || Complete Guide with Verified Answers

Chemistry, 11e (Brown)
Chapter 1: Introduction: Matter and Measurement
Multiple Choice and Bimodal

1) Solids have a shape and are not appreciably .
A) definite, compressible
B) definite, incompressible
C) indefinite, compressible
D) indefinite, incompressible
E) sharp, convertible
Answer: A
Diff: 1 Page Ref: Sec. 1.2

2) is the chemical symbol for elemental sodium.
A) S
B) W
C) So
D) Na
E) Sn
Answer: D
Diff: 1 Page Ref: Sec. 1.2

3) If matter is uniform throughout, cannot be separated into other substances by physical processes, but can be
decomposed into other substances by chemical processes, it is called a (an) .
A) heterogeneous mixture
B) element
C) homogeneous mixture
D) compound
E) mixture of elements
Answer: D
Diff: 4 Page Ref: Sec. 1.2

4) The symbol for the element potassium is .
A) Pt
B) P
C) K
D) S
E) Ca
Answer: C
Diff: 1 Page Ref:Sec. 1.2

5) The symbol for the element magnesium is .
A) Rb
B) Mn
C) Ne
D) Si
E) Mg
Answer: E
Diff: 1 Page Ref:Sec. 1.2

6) The initial or tentative explanation of an observation is called a(n) .
A) law
B) theory
C) hypothesis
D) experiment
E) test
Answer: C
Diff: 2 Page Ref:Sec. 1.3


1

,7) A concise verbal statement or mathematical equation that summarizes a broad variety of observations and
experiences is called a(n) .
A) law
B) theory
C) hypothesis
D) experiment
E) test
Answer: A
Diff: 2 Page Ref:Sec. 1.3

8) A separation process that depends on differing abilities of substances to form gases is called .
A) filtration
B) solvation
C) distillation
D) chromatography
E) all of the above are correct
Answer: C
Diff: 3 Page Ref:Sec. 1.3

9) The SI unit for mass is .
A) kilogram
B) gram
D) troy ounce
C) pound
E) none of the above
Answer: A
Diff: 1 Page Ref:Sec. 1.4

10) A one degree of temperature difference is the smallest on the temperature scale.
A) Kelvin
B) Celsius
C) Fahrenheit
D) Kelvin and Celsius
E) Fahrenheit and Celsius
Answer: C
Diff: 3 Page Ref:Sec. 1.4

11) A common English set of units for expressing velocity is miles/hour. The SI unit for velocity is ?
A) km/hr
B) km/s
C) m/hr
D) m/s
E) cm/s
Answer: D
Diff: 3 Page Ref:Sec. 1.4




2

, 1ba2•a2fta 2
12) Thea2unita2ofa2forcea2ina2thea2Englisha2measurementa2systema2isa 2 .a 2 Thea2SIa2unita2ofa2forcea2isa2thea2New
ton,a2whicha2is
s2

ina2basea2SIa2un
its.a2ga2•a2cm
A) s2
kga2•a2
B) ma2hr
2
kga2•a2m
C) s2
ga2•a2m
D) s2
ga2•a2cm
E)a 2 a 2 s
Answer:a2C
Diff:a24 Pagea2Ref:Sec.a21.4

13) Momentuma2isa2defineda2asa2thea2producta2ofa2massa2anda2velocity.a 2 Thea2SIa2unita2fora2momentuma2is ?
A) kga2s•a2m

B) kga2•a2m
a 2 a 2 hra 2
C) ga2•a2m
a 2 a 2 sa 2
D) ga2•a2km
a2 a2 s
E) kga2•a2km
a 2 a 2 hr

a2Answer:a
2A



Diff:a24 Pagea2Ref:Sec.a21.4

14) Thea2SIa2unita2ofa2temperaturea2isa 2 .
A) K
B) °C
C) °F
D) t
E) T
Answer:a2A
Diff:a22 Pagea2Ref:Sec.a21.4

15) Thea2temperaturea2ofa225°Ca2is ina2Kelvins.
A) 103
B) 138
C) 166
D) 248
E) 298
Answer:a2E
Diff:a21 Pagea2Ref:Sec.a21.4




3

, 16) Thea2freezinga2pointa2ofa2watera2ata21a2atma2pressurea2is .
A) 0°F
B) 0a2K
C) 0°C
D) -273°C
E) -32°F
Answer:a2C
Diff:a22 Pagea2Ref:Sec.a21.4

17) Aa2temperaturea2ofa2400a2Ka2isa2thea2samea2as °F.
A) 261
B) 286
C) 88
D) 103
E) 127
Answer:a2A
Diff:a22 Pagea2Ref:Sec.a21.4

18) Aa2temperaturea2of Ka2isa2thea2samea2asa263°F.
A) 17
B) 276
C) 290
D) 29
E) 336
Answer:a2C
Diff:a22 Pagea2Ref:Sec.a21.4

19) 1a2nanometera2= picometers
A) 1000
B) 0.1
C) 0.01
D) 1
E) 10
Answer:a2A
Diff:a22
Pagea2Ref:Sec.a21
.4

20) 1a2picometera2= centimeters
A) 1a2×a2 1010
B) 1a2 ×a2 1010
C) 1a2×a2 108
D) 1a2×a2 108
E) 1a2 ×a2 1012
Answer:a2B
Diff:a22 Pagea2Ref:Sec.a21.4

21) 1a2kilograma2= milligrams
6
A) 1a2×a2 10
B) 1,000
C) 10,000
D) 1,000,000
E) nonea2ofa2thea2ab
ovea2Answer:a2D
Diff:a22 Pagea2Ref:Sec.a21.4


4