Fugacity: It is derived from Latin, expressed as fleetness or escaping ...
Fugacity: It is derived from Latin, expressed as fleetness or escaping ...
Fugacity: It is derived from Latin, expressed as fleetness or escaping ...
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o 2 <br />
3 0.00975 2<br />
H T T T I 5.285 T T I<br />
2 3 2<br />
0 0.00975 2<br />
Given H298 =310 = 5.285 T T I then I = 1452<br />
2<br />
o<br />
0.00975 2 0<br />
H 5.285 T T 1452 Th<strong>is</strong> <strong>is</strong> variation of H298<br />
with temparature<br />
2<br />
2 I 5.285<br />
0.00975 1452<br />
lnK = ln T T T M = lnT<br />
T M<br />
R 2R 6R RT 2 2(2) 2T<br />
0<br />
0 G298 19070<br />
but G298 RT ln K298<br />
<strong>or</strong> lnK298 32<br />
RT 2(298)<br />
5.285<br />
0.00975 1452<br />
32 = ln298 298 M theref<strong>or</strong>e M = 48.763<br />
2 2(2) 2(298)<br />
5.285<br />
0.00975 1452<br />
lnK = lnT T 48.763<br />
2 4 2T<br />
0<br />
G RT lnK 2T<br />
lnK<br />
5.285 0.00975 1452 <br />
2T lnK 2T lnT T 48.763<br />
2 4 2T<br />
<br />
<br />
0 3<br />
2<br />
G 5.285T lnT 4.875(10)() T 1452 97.526() T<br />
G 5.285(550)ln550 4.875(10)(550) 1452 97<br />
.526(550)<br />
0<br />
550<br />
3<br />
2<br />
G 35320.62<br />
Cal / mol<br />
0<br />
550<br />
50 mol% each of SO2 and O2 <strong>is</strong> fed to a converter to f<strong>or</strong>m SO3.<br />
Show the variation of i) Standard heat of reaction with T ii) Equilibrium constant<br />
with T. The ΔHf and ΔGf at 298 K are<br />
Component<br />
ΔHf<br />
k Cal / k<br />
mol<br />
ΔGf<br />
k Cal / k<br />
mol<br />
SO2 -70960 -71680<br />
O2 0 0<br />
SO3 -94450 -88590
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