ChE230: Physical Chemistry I
Week 3: 2.12 Energy Balance for an Open System
January 18 & 20, 2016
Example 1 (2.22): An incompressible ( = constant) liquid flows steadily through a conduit of
circular
ChE 230 Physical Chemistry 1
Tutorial 4
Problem #1
Calculate Z and V for ethane vapor at 50 oC and 12 bar using the virial equation of state given
that the virial coefficients of ethane are:
B = -156.
ChE 230 Physical Chemistry 1
Tutorial 3
Problem #1
5
R is changed from P1 = 1 bar and V1 = 10 m3 to P2 = 10 bar and V2 = 1
2
m3 by the following reversible processes:
An ideal gas with C p =
(a) Isoth
University of Waterloo
Department of Chemical Engineering
ChE 230 Physical Chemistry 1, Fall 2015
Assignment 5 Solution
Problem 1 Concept Questions
(just a few lines are sufficient to answer each ques
Tutorial 5a Second Law of Thermodynamics
Efficiency of a Diesel engine:
A reversible Diesel cycle A1A2A3A4A1 is composed of an isobaric and isochoric processes
connected by two adiabatic processes. As
Chapter 2 Problems
Problems with an L were used as example problems during lecture, problems with a T appeared
on a tutorial assignment and problems with a PS are on a problem set.
Energy Balance for
ChE230: Physical Chemistry I
Tutorial 1: Math Review and Introduction to Thermodynamics Solutions
January 6, 2015
Work in groups of 2-3 to complete the following questions. Submit one copy of your sol
ChE230: Physical Chemistry I
Problem Set #1: Ch1 and Ch2.1 2.11
January 25, 2016
The following problem set must be submitted to the assignment box on the 5th floor of E6 by
4:30 PM on Monday, January
CH2.12:
MASS AND ENERGY
BALANCES FOR OPEN
SYSTEMS
By the end of this week you will be able to apply the
first law of thermodynamics to a control volume (open
system).
MASS BALANCE FOR A CONTROL VOLUME
VISUALIZING A LINE INTEGRAL
EXACT DIFFERENTIAL
A differential is exact if:
=
+
How do you know if:
= , + ,
is an exact differential?
WHAT YOU NEED TO KNOW!
All thermodynamic properties (i.e. inter
WELCOME TO CHE230!
PHYSICAL CHEMISTRY I
Dr. Eline Boghaert
[email protected]
E6-5020
TA: Huayu Niu
WHAT IS THERMODYNAMICS?
Thermodynamics is a set of theories that correlate
macroscopic prop
ChE230: Physical Chemistry I
Tutorial 2: Energy Balance for a Closed System
January 13, 2016
Work in groups of 2-3 to complete the following questions. Submit one copy of your solutions
per group at t
CH2.1-2.5: FIRST LAW
OF THERMODYNAMICS
By the end of this lesson you will be able to:
State the first law of thermodynamics.
Identify extensive and intensive properties.
Calculate heat, work or cha
ChE230: Physical Chemistry I
Tutorial 2: Energy Balance for a Closed System
January 13, 2016
Work in groups of 2-3 to complete the following questions. Submit one copy of your solutions
per group at t
ChE230: Physical Chemistry I
Tutorial 1: Math Review and Introduction to Thermodynamics
January 6, 2015
Work in groups of 2-3 to complete the following questions. Submit one copy of your
solutions per
University of Waterloo
Department of Chemical Engineering
ChE 230 Physical Chemistry 1, Fall 2015
Assignment 2 (Due Tuesday, October 6, 2015, 4 pm)
Problem #1. A system undergoes a process 1 2 in whic
ChE 230 - Assignment 4 (Chapter 4 Material Equilibrium)
1. A certain gas obeys the equation of state PVm=(1+bP)RT, where b is a constant. Staring from
, and
,
where and are thermal expansivity and iso
ChE 230 - Assignment 3 (Chapter 3 - The 2nd Law of Thermodynamics)
1. A Carnot engine produces 2.5 kJ of work per cycle and has an efficiency of 45%. Determine qH
and qC for one cycle. If the temperat
ChE 230 - Assignment 2 (Chapter 2 First Law of Thermodynamics)
1. One mole of an ideal gas with CV,m = (3/2)R expands reversibly from 24.6 Land 300 K to 49.2 L.
Calculate the final pressure and temper
ChE 230 - Assignment 1 (Chapter 1 Fundamental Concepts)
1. A vacuum pump is capable of evacuating a vessel at 25C to a point that the amount of gas
remaining is 5.0109 molecules per m3. What is the pr
University of Waterloo
Department of Chemical Engineering
ChE 230 Physical Chemistry 1, Fall 2015
Assignment 5 (Due Wednesday, November 25, 2015, 4 pm)
Problem #1. (Concept questions)
a) Under what co
University of Waterloo
Department of Chemical Engineering
ChE 230 Physical Chemistry 1, Fall 2015
Assignment 1 (Due on September 24, 2015, 4 pm)
Problem #1
The function z ( x, y ) is given by:
x2 + y
University of Waterloo
Department of Chemical Engineering
ChE 230 Physical Chemistry 1, Fall 2015
Assignment 3 (Due Thursday, October 15, 2015, 4 pm)
Problem #1
Calculate Z and V for ethane vapor at 5
University of Waterloo
Department of Chemical Engineering
ChE 230 Physical Chemistry 1, Fall 2015
Assignment 4 (Due Tuesday, November 10, 2015, 4 pm)
Problem #1
An inventor claims to have designed a h