ch3ptest - CH201
SI:
CHAPTER
3
PRACTICE
TEST


Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: CH201
SI:
CHAPTER
3
PRACTICE
TEST
 Answer
the
following
questions
for
butane
gas
(C4H10(g))
unless
otherwise
noted:
 1.

Write
the
formation
reaction
for
butane.

Determine
the
standard
enthalpy
of
 formation.
 
 
 
 ΔH0f
=
__________
kJ/mol
 2.
Write
the
combustion
reaction
for
butane.

Determine
the
standard
heat
of
 combustion
from
standard
enthalpies
of
formation.
 
 
 
 ΔH0COMB
=
___________
kJ/mol
 3.

Determine
the
heat
of
formation
of
n‐butanol
(C4H10O)
given
the
heat
of
 combustion
of
butanol
is
‐3213.23
kJ/mol.
 
 
 
 ΔH0f(butanol)
=
__________
kJ/mol
 4.
Write
the
atomization
reaction
for
butane
gas.

Use
standard
enthalpies
of
 formation
determine
the
heat
of
atomization
for
butane
gas.

Estimate
the
average
 C‐C
bond
energy
in
butane
gas.
 
 
 
 
 ΔH0atom
=
__________
kJ/mol
 DC‐C
=___________
kJ/mol
 5.
Use
bond
energies
to
estimate
the
heat
of
combustion
of
liquid
butane
at
298K.
 
 
 
 
 
 
 
 ΔH0comb
=
_____________
kJ/mol
 
 ...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online