Transcript Slide 1

Chemistry, The Central Science, 11th edition
Theodore L. Brown, H. Eugene LeMay, Jr.,
Bruce E. Bursten,
and Catherine J. Murphy
Chapter 5
Thermochemistry
Dana & Michelle Chatellier
University of Delaware
© Copyright 2009, Pearson Education
A moving racquetball has
__________ energy.
a.
b.
c.
d.
kinetic
potential
work
heat
A moving racquetball has
__________ energy.
a.
b.
c.
d.
kinetic
potential
work
heat
A motionless racquetball has
__________ energy.
a.
b.
c.
d.
kinetic
potential
work
heat
A motionless racquetball has
__________ energy.
a.
b.
c.
d.
kinetic
potential
work
heat
A racquetball player perspires
during the game, giving off
__________ energy.
a.
b.
c.
d.
kinetic
potential
work
heat
A racquetball player perspires
during the game, giving off
__________ energy.
a.
b.
c.
d.
kinetic
potential
work
heat
The sum of all the kinetic and
potential energies of a system’s
components is known as its:
a.
b.
c.
d.
integral energy.
dynamic energy.
internal energy.
work energy.
The sum of all the kinetic and
potential energies of a system’s
components is known as its:
a.
b.
c.
d.
integral energy.
dynamic energy.
internal energy.
work energy.
A system absorbs heat during an
__________ process.
a.
b.
c.
d.
exothermic
isothermic
adiabatic
endothermic
A system absorbs heat during an
__________ process.
a.
b.
c.
d.
exothermic
isothermic
adiabatic
endothermic
When a hot piece of metal is
placed into cool water, energy:
a.
b.
c.
d.
flows from the metal to the water.
flows from the water to the metal.
does not flow.
is not conserved.
When a hot piece of metal is
placed into cool water, energy:
a.
b.
c.
d.
flows from the metal to the water.
flows from the water to the metal.
does not flow.
is not conserved.
By definition, the standard
heat of formation of carbon in
its graphite form is
__________ kilojoules/mole.
a.
b.
c.
d.
100
1000
1
0
By definition, the standard
heat of formation of carbon in
its graphite form is
__________ kilojoules/mole.
a.
b.
c.
d.
100
1000
1
0
The standard heat of formation
of carbon in its diamond form is
+1.88 kJ/mole. This means that
diamond is _______ graphite.
a.
b.
c.
d.
as stable as
more stable than
less stable than
an isotope of
The standard heat of formation
of carbon in its diamond form is
+1.88 kJ/mole. This means that
diamond is _______ graphite.
a.
b.
c.
d.
as stable as
more stable than
less stable than
an isotope of
Which of the following is NOT a
source of renewable energy?
a.
b.
c.
d.
nuclear energy
solar energy
geothermal energy
hydroelectric energy
Which of the following is NOT a
source of renewable energy?
a.
b.
c.
d.
nuclear energy
solar energy
geothermal energy
hydroelectric energy
Which of the following is NOT a
state function?
a.
b.
c.
d.
internal energy
temperature
enthalpy
work
Which of the following is NOT a
state function?
a.
b.
c.
d.
internal energy
temperature
enthalpy
work