Final Exam
SOLUTIONS
20.110/2.772
December 16, 2009
Problem 3. (30 points total) Short answer.
You are given the following data for an experiment that measures how the osmotic pressure in
an osmometer changes with increasing mass concentration of a protei
Final Exam
SOLUTIONS
20.110/2.772
December 16, 2009
Problem 3. (30 points total) Short answer.
You are given the following data for an experiment that measures how the osmotic pressure in
an osmometer changes with increasing mass concentration of a protei
Exam II Review Sheet
November 5, 2010
Part I
Free Energy & Equilibrium
Conditions for Equilibrium
dA < 0 at constant V, T
dG < 0 at constant p,T
Van't Ho Equation
RT ln(Keq ) = G0
rxn
Keq
G = RT ln Q note that Q=1 for G0
rxn
d ln(Keq ) =
H 0 T
T1 T2
Table
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
5.60 /20.110 Fall 2010
Problem Set #5
Due:
1.
Air can be considered to be a mixture of O2 and N2 with mole fractions 0.2 and
0.8 respectively.
a) Calculate G, H, and S for the mixing of 0.2 moles of O2 and 0.8 moles o