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Advanced Thermodynamics for Engineers, 2nd Edition
book

Advanced Thermodynamics for Engineers, 2nd Edition

by Ali Turan, D. Winterbone
February 2015
Intermediate to advanced content levelIntermediate to advanced
578 pages
19h 27m
English
Butterworth-Heinemann
Content preview from Advanced Thermodynamics for Engineers, 2nd Edition
12.5 CALCULATION OF CHEMICAL EQUILIBRIUM
AND THE LAW OF MASS ACTION
General relationships will be derived, and the particular case of the CO þ
1
2
O
2
reaction will be shown
in brackets { }.
It was previously shown that for a system at constant pressure and temperature to be in an equi-
librium state, it must have a minimum value of Gibbs energy, i.e. dG)
p,T
¼ 0.
But, by definition, for a system at constant pressure and temperature
dgÞ
p;T
¼ m
1
dm
1
þ m
2
dm
2
þ .m
n
dm
n
: (12.37)
where m
1
, m
2
,.m
n
are the masses (or amounts) of the possible constituents of the mixture.
Only four constituents will be considered during this discussion, two reactants and two products,
but
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Publisher Resources

ISBN: 9780444633736