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Chemistry I Notes
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Introduction to chemistry notes, university.
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MM II SSq
CE
Rft RR
e yy
, 59 :b
Chapter 15 EQUILIBRIUM
video
:
Afg) → Bfg) ,
ideal gas i
Xp Xp ,
→
more fractions of A →
B
A and B have different Gibb's energies GAO and GBO .
6 GO
When reacting some A -013 the overall
changes by XB Dr
So : -
a-
-
z
- - -
-
- -
- -
Dr GO /
µ¥§
-
- -
- - -
G =
GAO x x
,
Gao
/
for spontaneous reaction ( Br 6%0 ) : 460
BG
/
a
¥
& When reacting
,
some A and B ,
Bmixes into A ( they I
- -
- - - -
combine) and this increases
.
the entropy and creases
#
o
O . Z Ory of 0.8 1.0
Bmi [( e xpsllnfl-xp.lt/plnxps)
G RT
Mole fraction B ( XB)
=
-
,
G =
Gn? +
XB Dr G +
Dm 6
All though this reaction is spontaneous ,
not all of A is mixed into B .
Thus the minimum of G at 0.8 is
called the EQUILIBRIUM
t f
↳
XB is the equilibrium concentration where G has a minimum
The position of the equilibrium is only defined by DRG
Nz04cg) -02 Nozfg)
won
for
×
On
'
Fr se
composition of equilibrium equilibrium composition of equilibrium
composition of
mixture is more towards mixture is towards
mixture is almost right more
the reactants .
inbetween products and the products .
reactants
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