Page 359 - Thermodynamics of Biochemical Reactions

Redox Reactions 359

17

0.8-

0.6-

0

0

6 7 8 9

TableForm [
Transpose[calcappredpot[acetaldehyde+de == ethanol, 2, (5, 6, 7, 8, 9}, {0, .l, .25}]],
TableHeadings -+ {{"I=O M", "I=O.lO MI', "I=0.25 MI'},
{"pH 5", "pH 6", "pH 7", I1pH 8", "gH 9"}}, TableSpacing-) (1, l}]

PH 5 PH 6 PH 7 PH 8 PH 9
1=0 M -0.0748325 -0.133992 -0.193152 -0.252312 -0.311472
1~0.10 M -0.0811761 -0.140336 -0.199496 -0.258656 -0.317816
I=O.25 M -0.0832242 -0.142384 -0.201544 -0.260704 -0.319864

plot7 = Plot [calcappredpot [acetaldehyde + de ethanol, 2, pH, -251 ,
=:
{pH, 5, 91, AxesLabel -+ { llpHml, lo /V'l)] i
IIE

==
TableForm[Transpose[calcappredpot[frnnox+de fmnred, 2, (5. 6, 7, 8, 9}, (0, .I, .25)]],
TableHeadings + { {111=0 M", llI=O.10 MI1, "I=0.25 M"},
{"pH 5". "pH 6", "pH 7", llpH 8", "pH 9*I)), Tablespacing-+ {I, I}]

PH 5 PH 6 PH 7 PH 8 PH 9
1=0 M -0.0943174 -0.153477 -0.212637 -0.271797 -0.330957
1~0.10 M -0.100661 -0.159821 -0.218981 -0.278141 -0.337301
1~0.25 M -0.102709 -0.161869 -0.221029 -0.280189 -0.339349

plot8 = Plot [calcappredpot [fmnox + de == fmnred, 2, pH, -251,
{pH, 5, 9), AxesLabel -+ {"pH", llE1o/Vgl}];