MSE 260 Problem Set 5. DUE: Before Spring Break
(i.e. before the end of the day Fri. March 6)
Gas Reaction equilibria, Ellingham diagrams; intro to solutions.
1. A gas mixture of 50% CO, 25% CO2 and 2
MSE 260 Solution Set 2; Entropy, Second law.
1. 3 moles of an ideal monatomic gas are contained in a cylinder at 5 atm and T = 400K. Calculate the change in
the entropy of the gas if this initial stat
MSE 260 Problem Set 5. Solutions
Gas Reaction equilibria, Ellingham diagrams; intro to solutions.
1. A gas mixture of 50% CO, 25% CO2 and 25% H2 (by volume) is fed into a furnace at 900C.
Determine th
MSE 260 Solution Set 7.
1. A solid solution of NiO and MgO with XMgO = 0.4, is heated and equilibrated at 2500K.
(a) Calculate the compositions and the relative amounts of all phases present at 2500K;
1
MSE 260 PROBLEM SET 1 Solution Set
1.
An ideal gas at 400K has a volume of 10 liters at a pressure of 20 atm. Calculate: (1) the final volume of the
system, (2) the work done by the system, (3) the
MSE 260. 1st Exam 2015: Solutions
1. (18 points)
5 moles of an ideal gas at 27C and 12 atm. undergo the following two-stage isothermal expansion: the
external confinin
MSE 260 Problem Set 8, Solutions.
Eutectics, Peritectics, Phase Diagrams
1. Two metals A and B show no solubility in the solid state, however mixing in the liquid is ideal. The melting
point of pure A
MSE 260. 1st Exam2014: Solutions/ point assignments.
1. (24 points)
3 moles of an ideal gas at 300K and 2 atm undergo the following cycle:
a. An isobaric heat to 400K
b. A sudden release of the extern
MSE 260, Spring 2015 Problem Set 2 Due: Wednesday 2/4/15
Entropy, Second law.
1. 3 moles of an ideal monatomic gas are contained in a cylinder at 5 atm and T = 400K.
Calculate the change in the entrop
MSE 260 Problem Set 9 (last one of the semester!). Due: beginning of class Wednesday 4/29/15.
Crystallization path in a complex binaries; nanoscale materials.
1. Describe the crystallization paths of
1
MSE 260 PROBLEM SET 1 (Due, at class: Monday January 26, 2015)
FIRST LAW.
R = 8.314 joules/deg.mol, = 0.082 L.atm/deg.mol
1. An ideal gas at 400K has a volume of 10 liters at a pressure of 20 atm.
C
MSE 260, Problem Set 4. Due: 2/18/15 (before class)
This is the last homework before the 1st exam to be held Mon. 2/23/15
One component phase equilibrium
1. Calculate the approximate pressure required
MSE 260. 2nd Mid-Semester Examination. April 9, 2014
Time allowed: 1hr. 30 mins
R = 8.314 J/deg.mol = 0.082 L.atm/deg.mol. For quadratic function x = cfw_-b(b2
MSE 260 Problem Set 7. 3/25/15 due 4/1/15
Ideal Solid-liquid equilibrium; last problem set before Exam 2 (to be held Wed. 4/8)
1. A solid solution of NiO and MgO with XMgO = 0.4, is heated and equilib
MSE 260 Problem Set 6. 3/18/15: DUE 3/25/15
Solution Thermodynamics
1. (a) Calculate the free energy of mixing of the following assuming they form
ideal solutions at 800C.
(i)
1 mole of Cu with 1 mole
MSE 260 Problem Set 8; 4/13/15: due Monday 4/20/15
Eutectics, Peritectics, Phase Diagrams
1. Two metals A and B show no solubility in the solid state, however mixing in the liquid is
ideal. The meltin
MSE 260 Solution Set 6.
Solution Thermodynamics
1. (a) Calculate the free energy of mixing of the following ideal solutions at 800C.
(i) 1 mole of Cu with 1 mole of Ni
2 moles total of solution, n=2;
MSE 260. 2nd Mid-Semester Examination. Solutions
1.
(30 points)
Gold (Au) can form two oxides, Au2O3 and Au2O; data for their free energy of formation is
provided below.
4 moles of solid Au2O are intr
MSE 260. Solutions 2nd Exam, 2014.
1. (22 points)
Consider the following chemical equilibrium: PCl5(g) = PCl3(g) + Cl2(g)
At a certain temperature and v
MSE 260, Problem Set 3. Due Wed. 2/11/15
3rd law, Free energies, heat capacities, manipulation of thermochemical data.
1.
2 moles of Argon at T=298K and P = 1atm are heated and compressed against a co
MSE 260, Solution Set 3.
Free energies, heat capacities, manipulation of thermochemical data.
1.
2 moles of Argon at T=298K and P = 1atm are heated and compressed against a constant
external pressure
MSE 260. 1st Mid-Semester Exam; March 3, 2014.
Time allowed: 1hr 30 minutes. R = 8314 J/deg.mol = 0082 L.atm/deg.mol
There are four questions: if you run short of time outline your solution. Data is
p