Fill in the missing information for the reaction shown: NO3¯+ H2 --> NO2¯ + H2O deltaGo' = kJ Under standard physiological conditions, this reaction is gonic

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Chapter1: Chemical Foundations
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Table 20.1
Standard Reduction Potentlals for Several Blological Reduction Half-Reactions
8,' (V)
Reduction Half-Reaction
o, + 2 H* + 2 H,O
Fe* +e Fe+
Photosystem P700
NO,- + 2 H* +2r NO, + H,O
Cytochrome f(Fe*) +e cytochrome f(Fe+)
Cytochrome a (Fe*") +e cytochrome a(Fe")
Cytochrome a(Fe**) +- cytochrome a(Fe")
Rieske Fe-S(Fe") +e Rieske Fe-S(Fe")
Cytochrome e(Fe**) +e cytochrome e (Fe*)
Cytochrome 4(Fe) +r cytochrome g(Fe*)
UQH- + H +r UQH, (UQ = coenzyme Q
UQ + 2 H* + 2e- UQH,
Cytochrome b,(Fe) +e - cytochrome b(Fe)
Fumarate + 2 H* + 2 e succinate
UQ + H* + UQH -
Cytochrome b, (Fe") +e
[FAD] + 2 H* +2r [FADH,]
Cytochrome be(Fe*) +e- cytochrome & (Fe*)
Oxaloacetate + 2 H* +2e - malate
Pyruvate + 2 H* +2e lactate
Acetaldehyde + 2 H* +2e - ethanol
FMN + 2 H* + 2r- FMNH,
FAD + 2 H* + 2e FADH,
Glutathione (oxidized) + 2 H +2r 2 glutathione (reduced)
Lipoic acid + 2 H* + 2e dihydrolipoic acid
1,3-Bisphosphoglycerate + 2 H* + 2e-
glyceraldehyde-3-phosphate + P.
NAD + 2 H* + 2r- NADH + H*
NADP + 2 H* + 2e NADPH + H*
Lipoyl dehycdrogenase [FAD] + 2 H* + 2e-
lipoyl dehydrogenase [FADH,]
0.816
0.771
0.430
0.421
0.365
0.350
0.290
0.280
0.254
0.220
0.190
0.060
0.050
0.031
0.030
cytochrome b, (Fe)
0.020
0.003-0.091*
-0.100
-0.166
-0.185
-0.197
-0.219
-0.219
-0.230
-0.290
-0.290
-0.320
-0.320
-0.340
a-Ketoglutarate + CO, + 2 H+ + 2e isocitrate
2 H* +2e H,
Ferredoxin (spinach) (Fe") +e ferredoxin (spinach) (Fe)
Succinate + CO, + 2 H + 2e a-ketoglutarate + H,O
-0.380
-0.421
-0.430
-0.670
Transcribed Image Text:Table 20.1 Standard Reduction Potentlals for Several Blological Reduction Half-Reactions 8,' (V) Reduction Half-Reaction o, + 2 H* + 2 H,O Fe* +e Fe+ Photosystem P700 NO,- + 2 H* +2r NO, + H,O Cytochrome f(Fe*) +e cytochrome f(Fe+) Cytochrome a (Fe*") +e cytochrome a(Fe") Cytochrome a(Fe**) +- cytochrome a(Fe") Rieske Fe-S(Fe") +e Rieske Fe-S(Fe") Cytochrome e(Fe**) +e cytochrome e (Fe*) Cytochrome 4(Fe) +r cytochrome g(Fe*) UQH- + H +r UQH, (UQ = coenzyme Q UQ + 2 H* + 2e- UQH, Cytochrome b,(Fe) +e - cytochrome b(Fe) Fumarate + 2 H* + 2 e succinate UQ + H* + UQH - Cytochrome b, (Fe") +e [FAD] + 2 H* +2r [FADH,] Cytochrome be(Fe*) +e- cytochrome & (Fe*) Oxaloacetate + 2 H* +2e - malate Pyruvate + 2 H* +2e lactate Acetaldehyde + 2 H* +2e - ethanol FMN + 2 H* + 2r- FMNH, FAD + 2 H* + 2e FADH, Glutathione (oxidized) + 2 H +2r 2 glutathione (reduced) Lipoic acid + 2 H* + 2e dihydrolipoic acid 1,3-Bisphosphoglycerate + 2 H* + 2e- glyceraldehyde-3-phosphate + P. NAD + 2 H* + 2r- NADH + H* NADP + 2 H* + 2e NADPH + H* Lipoyl dehycdrogenase [FAD] + 2 H* + 2e- lipoyl dehydrogenase [FADH,] 0.816 0.771 0.430 0.421 0.365 0.350 0.290 0.280 0.254 0.220 0.190 0.060 0.050 0.031 0.030 cytochrome b, (Fe) 0.020 0.003-0.091* -0.100 -0.166 -0.185 -0.197 -0.219 -0.219 -0.230 -0.290 -0.290 -0.320 -0.320 -0.340 a-Ketoglutarate + CO, + 2 H+ + 2e isocitrate 2 H* +2e H, Ferredoxin (spinach) (Fe") +e ferredoxin (spinach) (Fe) Succinate + CO, + 2 H + 2e a-ketoglutarate + H,O -0.380 -0.421 -0.430 -0.670
QUESTION 38
Fill in the missing information for the reaction shown:
NO3 + H2 --> NO2¯+H2O
deltaGo' =
kJ
Under standard physiological conditions, this reaction is
gonic
Transcribed Image Text:QUESTION 38 Fill in the missing information for the reaction shown: NO3 + H2 --> NO2¯+H2O deltaGo' = kJ Under standard physiological conditions, this reaction is gonic
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