Chemistry, 10e (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) indefin
...
Chemistry, 10e (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
2) is the chemical symbol for elemental sodium.
A) S
B) W
C) So
D) Na
E) Sn
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
4) The symbol for the element potassium is .
A) Pt
B) P
C) K
D) S
E) Ca
5) The symbol for the element magnesium is .
A) Rb
B) Mn
C) Ne
D) Si
E) Mg
6) The initial or tentative explanation of an observation is called a(n) .
A) law
B) theory
C) hypothesis
D) experiment
E) test
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
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
9) The SI unit for mass is .
A) kilogram
B) gram
C) pound
D) troy ounce
E) none of the above
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
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
12) The unit of force in the English measurement system is 1b • ft . The SI unit of force is the Newton, which is
s2
in base SI units.
g • cm
A) s2
kg • m
B) hr 2
kg • m
C) s2
g • m
D) s2
E) g • cm
s
13) Momentum is defined as the product of mass and velocity. The SI unit for momentum is ?
A) kg • m
s
B) kg • m
hr
C) g • m
s
D) g • km
s
E) kg • km
hr
14) The SI unit of temperature is .
A) K
B) °C
C) °F
D) t
E) T
15) The temperature of 25°C is in Kelvins. A) 103
B) 138
C) 166
D) 248
E) 298
16) The freezing point of water at 1 atm pressure is .
A) 0°F
B) 0 K
C) 0°C
D) -273°C
E) -32°F
17) A temperature of 400 K is the same as °F. A) 261
B) 286
C) 88
D) 103
E) 127
18) A temperature of K is the same as 63°F.
A) 17
B) 276
C) 290
D) 29
E) 336
19) 1 nanometer = picometers A) 1000
B) 0.1
C) 0.01
D) 1
E) 10
20) 1 picometer = centimeters A) 1 × 1010
B) 1 × 1010
C) 1 × 108
D) 1 × 108
E) 1 × 1012
21) 1 kilogram = milligrams A) 1 × 106
B) 1,000
C) 10,000
D) 1,000,000
E) none of the above
22) "Absolute zero" refers to .
A) 0 Kelvin
B) 0° Fahrenheit
C) 0° Celsius
D) °C + 9/5(°F - 32)
E) 273.15°C
23) An object will sink in a liquid if the density of the object is greater than that of the liquid. The mass
of a sphere is 9.83 g. If the volume of this sphere is less than cm3 , then the sphere will sink in liquid mercury (density = 13.6 g/cm3 ).
A) 0.723
B) 1.38
C) 134
D) 7.48
E) none of the above
24) The density (in g/cm3 ) of a gold nugget that has a volume of 1.68 cm3 and a mass of 32.4 g is . A) 0.0519
B) 19.3
C) 54.4
D) 0.0184
E) 32.4
25) The density of silver is 10.5 g/cm3 . A piece of silver with a mass of 61.3 g would occupy a volume of cm3 .
A) 0.171
B) 644
C) 10.5
D) 0.00155
E) 5.84
26) The density of silver is 10.5 g/cm3 . A piece of silver that occupies a volume of 23.6 cm3 would have a mass of g.
A) 248
B) 0.445
C) 2.25
D) 112
E) 23.6
27) A certain liquid has a density of 2.67 g/cm3 . 1340 g of this liquid would occupy a volume of L. A) 1.99 × 103
B) 50.2
C) 3.58
D) 35.8
E) 0.502
28) A certain liquid has a density of 2.67 g/cm3 . 30.5 mL of this liquid would have a mass of Kg. A) 81.4
B) 11.4
C) 0.0875
D) 0.0814
E) 0.0114
29) Osmium has a density of 22.6 g/cm3 . The mass of a block of osmium that measures 1.01 cm × 0.233 cm × 0.648 cm is g.
A) 6.75 × 103
B) 3.45
C) 148
D) 6.75 × 103
E) 34.5
30) 3.337 g/cm3 = kg/cm3 A) 3.337 × 109
B) 3.337 × 105
C) 3337
D) 0.3337
E) 333.7
31) The number 0.00430 has significant figures.
A) 2
B) 3
C) 5
D) 6
E) 4
32) The number 1.00430 has significant figures.
A) 2
B) 3
C) 5
D) 6
E) 4
33) The correct answer (reported to the proper number of significant figures) to the following is .
6.3 × 3.25 =
A) 20.
B) 20.475
C) 20.48
D) 20.5
E) 21
.....................................................................................continued................................................................................................
[Show More]
.png)
