Thermochemistry Review
The number of degrees between the freezing point of water and the boiling point of water on
the Celsius scale is:
0100
180273
0% 0%0%0%
1. 02. 1003. 1804. 273
The smallest change in temperature is represented by:
one Celsius d
egree
one Fahre
nheit degree
one Kelvin
one centigrad
e degree
0% 0%0%0%
1. one Celsius degree2. one Fahrenheit
degree3. one Kelvin4. one centigrade
degree
If the same amount of heat were applied to four samples, which sample would have its temperature raised the most?
c = 0.200 J/
go...
c = 0.450 J/
go...
c = 0.650 J/
go...
c = 2.200 J/
go...
0% 0%0%0%
1. c = 0.200 J/goC2. c = 0.450 J/goC3. c = 0.650 J/goC4. c = 2.200 J/goC
Which of the following tools would be used in an experiment to calculate heat transfer between two objects?
Calorimete
r
Barometer
Thermometer
Meter R
ule
More
than one ...
0% 0% 0%0%0%
1. Calorimeter2. Barometer3. Thermometer4. Meter Rule5. More than one
correct answer
List the phases of water in order, from the phase with the slowest molecular movement to the phase with the fastest molecular movement.
Gas-L
iquid-Solid
Liquid-So
lid-G
as
Solid
-Liquid-G
as
Gas-S
olid-Li
quid
0% 0%0%0%
1. Gas-Liquid-Solid2. Liquid-Solid-Gas3. Solid-Liquid-Gas4. Gas-Solid-Liquid
The temperature at which water changes to steam is known as the:
boiling point.
evapora
tion tempera
ture
.
sublim
ation plateau.
melting p
oint.
0% 0%0%0%
1. boiling point.2. evaporation
temperature.3. sublimation plateau.4. melting point.
When you put ice in a drink to cool it:
coldness
is tra
nsferre
d fr..
heat is tr
ansfe
rred fr
om ...
heat fro
m the ic
e is lo
st t..
.
the ic
e crack
s and re
leas..
0% 0%0%0%
1. coldness is transferred from the ice to the warmer drink.
2. heat is transferred from the warmer drink to the cooler ice.
3. heat from the ice is lost to the warmer liquid around it.
4. the ice cracks and releases cold air molecules that cool off the drink.
The amount of thermal energy or heat stored in an object depends
on:
the m
ass of t
he object.
the te
mperature
of the...
the amount o
f energ
y th..
All of t
he above
0% 0%0%0%
1. the mass of the object.2. the temperature of the
object.3. the amount of energy
that the particular material stores per degree of temperature.
4. All of the above
The quantity of heat required to change the temperature of a substance by 1C is defined
as ____.
a joule
specifi
c heat
a kiloca
lorie
heat capacit
y
25% 25%25%25%1. a joule2. specific heat 3. a kilocalorie4. heat capacity
What is the name of the phase change with snow forms?
Evapora
tion
Freezin
g
Depositi
on
Condensation
Boiling
Melting
17% 17% 17%17%17%17%1. Evaporation2. Freezing3. Deposition4. Condensation5. Boiling6. Melting
What is the name of the phase change with water forms on the bathroom mirror when you shower?
Ente
r answ
er text.
..
100%1. Evaporation2. Freezing3. Deposition4. Condensation5. Boiling6. Melting
When thermal energy flows, it raises the temperature of some substances more than
others. This property of a substance is called:
specifi
c heat.
late
nt heat.
dew point.
equilibriu
m.
0% 0%0%0%
1. specific heat.2. latent heat.3. dew point.4. equilibrium.
If you hold a paper cup containing hot chocolate in your hand, thermal energy:
does not fl
ow.
flows fro
m the air t
o the...
flows fro
m the hot c
hoc...
flows fro
m your hand to
...
0% 0%0%0%
1. does not flow.2. flows from the air to
the hot chocolate.3. flows from the hot
chocolate to your hand.4. flows from your hand
to the hot chocolate.
Which of the following has a melting point greater than room temperature?
oxygen
wate
r iro
n
bromine
0% 0%0%0%
1. oxygen2. water3. iron4. bromine
Which of the following about an ice cube floating in a glass of water is correct?
The tempera
ture
of the i..
The tempera
ture
of the i..
The tempera
ture
of the ...
The tempera
ture
of the i..
0% 0%0%0%
1. The temperature of the ice cube increases.
2. The temperature of the ice cube decreases.
3. The temperature of the ice cube remains constant.
4. The temperature of the ice cube will fluctuate.
The quantity of heat required to change the temperature of 1 g of a substance by 1C is
defined as ____.
a joule
specifi
c heat
a kiloca
lorie
heat capacit
y
25% 25%25%25%1. a joule2. specific heat 3. a kilocalorie4. heat capacity
Which of the following substances has the highest specific heat?
steel
wate
r
alcohol
chloro
form
0% 0%0%0%
1. steel2. water3. alcohol4. chloroform
The amount of heat needed to melt solid at a constant temperature is called ____.
heat of f
usion
heat of s
olidi...
heat of r
eacti...
heat of v
apori...
0% 0%0%0%
1. heat of fusion2. heat of solidification3. heat of reaction4. heat of vaporization
During a phase change, the temperature of a substance ____.
incre
ases
decrease
s
remains c
onstant
may i
ncrease
or decre
ase
0% 0%0%0%
1. increases2. decreases3. remains constant4. may increase or
decrease
Which of the following is equal to 273 Kelvin?
-20 Celsi
us
0 Celsius
273 Celsius
373 Celsius
0% 0%0%0%
1. -20 Celsius2. 0 Celsius3. 273 Celsius4. 373 Celsius
To calculate the amount of heat absorbed as a substance melts, which of the following
information is NOT needed?
the m
ass of t
he substa
nce
the sp
ecific h
eat of t
he ...
the ch
ange in te
mperature
the densit
y of t
he sample
0% 0%0%0%
1. the mass of the substance
2. the specific heat of the substance
3. the change in temperature
4. the density of the sample
At constant pressure, enthalpy will be the same as
Heat
Temperatu
re
Calorimetry
Densit
y
Volume
20% 20% 20%20%20%1. Heat2. Temperature3. Calorimetry4. Density5. Volume
Which of the following could serve as a calorimeter?
Thermometer
Balance
Styro
foam cup
Beaker
Grad
uated cy
li...
20% 20% 20%20%20%1. Thermometer2. Balance3. Styrofoam cup4. Beaker5. Graduated cylinder