CHEE3003, 2016
Problem Set 1
Question 1 (35 marks). Superheated steam at 5 MPa and 300 oC is expanded through a valve
to a pressure of 1 MPa.
a) (20 marks) Using the data from the National Institute of Science and Technology
(NIST) chemistry web book (htt

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CHEE3003
PROBLEM SET WEEK 8
8.1. (60 %) The phase diagram of the three-component system CaO Al2O3 SiO2 is important
industrially since it represents the molten oxides slags formed in the iron blast furnace. From the
diagram provided (in weight%).
a) (6%

CHEE3003, 2016
Problem Set 2
Question 1. From http:/www.australianminesatlas.gov.au/education/fact_sheets/titanium.jsp#mining:
White titanium dioxide pigment is manufactured in Western Australia. At Kwinana and Kemerton in
WA, plants using the chlorinatio

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CHEE3003
PROBLEM SET WEEK 9
9.1. (10%) Chromium oxide may be used as a catalyst for the high temperature (400oC)
Water-Gas Shift Reaction (WGSR) CO(g)+H2O(g) CO2(g) + H2(g) .
a) (4%) Using Ellingham diagram for oxides, identify the critical oxygen parti

CHEE3003, 2016
Problem Set 5 Solution
Question 1.
a) For CO2: are Tc = 304.13 K and Pc = 7.3773 MPa.
Starting from f = P
G (T , P ) G * (T , P )
= exp
RT
*
dep
G (T , P ) G (T , P ) = G = H dep TS dep
Need to find departure properties. So need to get

CHEE3003, 2016
Problem Set 2 Solution
Question 1. a) No assumptions necessary. Calculating a property at standard conditions.
First establish a suitable path to calculate the heat of reaction.
TiCl 4 (g) + O2 (g)
T = 1773.15 K
r H ( 1773.15 K )
1 H
T = 2

Example Quiz questions
Q1(a) What rate of heat is generated from the combustion section of a boiler if it is fed with 10 mol/s of
ethane and 50 mol/s of oxygen. The inlet is at 2 bar and 400 K. The combustion products leave the boiler
pre-heater at 800 K

CHEE3003 2014 Final Exam Solution
Question 1. a) Will calculate Gibbs free energy at 300 and 1000 K to determine if it is negative
throughout that range.
rG = r H T r S
r H
r S
m
( 300 ) = i f H = 432 + 111 + 201 = 120 kJ/mol
i =1
( 300 ) = i Si = 283 1

CHEE3003 2016 Final Exam Solution
Refer to the marking criteria. Major errors have been listed below with each question.
People may make the occasion large error by rushing, however a large number of these
major errors indicates issues with understanding.

CHEE3003 2015 Final Exam Solution
Question 1. The system:
(A) CH 4 (g), 5 mol/s
(A0) CH 4 (g), 10 mol/s
(B) C (s), 5 mol/s
(B) H 2 (g), 10 mol/s
T = 800 K
T = 1600 K
Q
Assumptions: 1. Steady state 2. Gases are ideal 3. Negligible changes in EK and EP 4. N

CHEE3003 2015 Example Final Exam Solution
Question 1
Need to calculate the following at 600 K:
rG = r H T r S
Have r H at 600 K but not r S .
Will need to calculate r S at 300 K and then at 600 K using path:
r S ( 600 ) = 1S + 2 S + 3 S + 4 S
3 S = r

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CHEE3003
PROBLEM SET WEEK 9
9.1. (10%) Chromium oxide may be used as a catalyst for the high temperature (400oC)
Water-Gas Shift Reaction (WGSR) CO(g)+H2O(g) CO2(g) + H2(g) .
a) (4%) Using Ellingham diagram for oxides, identify the critical oxygen parti

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CHEE3003 PROBLEM SET WEEK 10
Mean atomic weights Al = 26.98; C = 12.01; H = 1; Fe = 55.847; N = 14; O = 16; Zn = 65.39; Ag =
107.9; Cu=63.546; Cl = 35.45; Ni = 58.71; V = 50.94; 1atm = 760Torr
Given: The following mean values H0 and S0 for reactions of

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CHEE3003 PROBLEM SET WEEK 10
Mean atomic weights Al = 26.98; C = 12.01; H = 1; Fe = 55.847; N = 14; O = 16; Zn = 65.39; Ag =
107.9; Cu=63.546; Cl = 35.45; Ni = 58.71; V = 50.94; 1atm = 760Torr
Given: The following mean values H0 and S0 for reactions of

CHEE3003, 2016
Problem Set 1 Solution
Question 1.
a) Assume 1. KE and PE of fluid are negligible 2. Steady state
3. No work 4. Negligible heat transfer
Simplify energy balance eqaution using assumptions:
d ( NU )
dV
= Q Ws + N in H in N out H out P
dt
dt

CHEE3003, 2016
Problem Set 3 Solution
Question 1. a) This is a reversible compressor as per Problem Set 2 Q 1
T2 C
P
P
S * =
dT R ln 2
T1 T
P1
For an isentropic process, S * = 0 :
T2
P
CP
= R ln 2 = 8.3145ln ( 2 ) = 5.76 J/mol.K
T1 T
P1
Now there

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CHEE3003 TUTORIAL SET 7 (WEEK 7)
Mean atomic weights Ag = 107.9; C = 12.01; Cl = 35.45; H = 1; Fe = 55.847; K = 39.1; N = 14; Ni
= 58.71; O = 16; Sn = 118.7; Zn = 65.37; Al = 26.98; Ca = 40.08; H = 1; F = 19.00; Na = 22.99; O
= 16; Si = 28.09; Gas const

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CHEE3003 PROBLEM SET Week 6
6.1. (20%). New pyrometallurgical recycling process of electric
car and other batteries currently being developed by European
company Umicore involves high temperature processing
forming a liquid Co-Ni-containing
xCo mol PCo[

CHEE3003, 2016
Problem Set 4 Solution
Question 1a)
From the mass and energy balance in Problem Set 1, we know that:
H out = H in
Using the definition of departure functions:
(H
+ H dep )
out
= ( H + H dep )
in
Rearranging:
dep
H out
H in = H out
H indep

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CHEE3003 TUTORIAL SET 7 (WEEK 7)
Mean atomic weights Ag = 107.9; C = 12.01; Cl = 35.45; H = 1; Fe = 55.847; K = 39.1; N = 14; Ni
= 58.71; O = 16; Sn = 118.7; Zn = 65.37; Al = 26.98; Ca = 40.08; H = 1; F = 19.00; Na = 22.99; O
= 16; Si = 28.09; Gas const

CHEE3003, 2016
Problem Set 5
Question 1.
For carbon dioxide at 30 oC, and 5 MPa, determine the fugacity using:
a) (10 marks) The departure function charts attached1.
b) (25 marks) The Redlich-Kwong EOS (do not integrate numerically).
c) (5 marks) If the p

CHEE3003, 2016
Problem Set 4
Question 1 (25 marks).
Back to the valve question from Problem Set 1.
a) (20 marks) Calculate the outlet temperature of the steam using the departure chart
below and a fixed heat capacity. Make sure your steps are clear. Start

CHEE3003, 2016
Problem Set 3
Question 1. (20 marks)
For the compressor in Q1 (d) of problem set 2, what is the outlet temperature if a variable heat
capacity (from problem set 2) was used for the chlorine? What was the error introduced (in K)
by using a c

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CHEE3003
PROBLEM SET WEEK 8
8.1. (60 %) The phase diagram of the three-component system CaO Al2O3 SiO2 is important
industrially since it represents the molten oxides slags formed in the iron blast furnace. From the
diagram provided (in weight%).
a) (6%

1
CHEE3003 PROBLEM SET Week 6
6.1. (20%). New pyrometallurgical recycling process of electric
car and other batteries currently being developed by European
company Umicore involves high temperature processing
forming a liquid Co-Ni-containing
xCo mol PCo[