7.52 In one of the reactions in the citric acid cycle, which provides energy, succinic acid is converted to fumaric acid. C,H,O C,HO4 + 2H Succinic acid Fumaric acid The reaction is accompanied by a coenzyme, flavin adenine dinucleotide (FAD). FAD + 2H – FADH, - a. Is succinic acid oxidized or reduced? b. Is FAD oxidized or reduced? c. Why would the two reactions occur together?

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Chapter1: Biochemistry: An Evolving Science
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Just question 7.52
7.7 Mole Relationships in Chemical Equations 271
272
tify the reactant that is oxidized
ed:
F(s)
(s) + 2KCI(aq).
3Sn(s) + 2A13*(aq)
Cu(s) + FeSO,(aq)
7.51 When olefin, an unsaturated hydrocarbon, reacts with hydrogen,
it forms a saturated hydrocarbon. Is olefin oxidized or reduced
in the hydrogenation reaction?
CH16 + H2 C3H18
7.52 In one of the reactions in the citric acid cycle, which provides
energy, succinic acid is converted to fumaric acid.
C,H,O, C,H,O, + 2H
cells, energy is provided by the
ons of the iron ions in the cyto-
Identify each of the following
Succinic acid
Fumaric acid
The reaction is accompanied by a coenzyme, flavin adenine
dinucleotide (FAD).
FAD + 2H – FADH,
nicide used to disinfect drinking
wimming pools. If the product
ine oxidized or reduced?
a. Is succinic acid oxidized or reduced?
b. Is FAD oxidized or reduced?
c. Why would the two reactions occur together?
nips in Chemical Equations
e factor from a balanced chemical equation to calculate
ostance in the reaction.
amount of matter in the reactants is equal to the total
Thus, the total mass of all the reactants must be equal to
nis is known as the Law of Conservation of Mass, which
total mass of the substances reacting in a chemical reac-
ed as original substances are changed to new substances.
rms when silver reacts with sulfur to form silver sulfide.
Transcribed Image Text:7.7 Mole Relationships in Chemical Equations 271 272 tify the reactant that is oxidized ed: F(s) (s) + 2KCI(aq). 3Sn(s) + 2A13*(aq) Cu(s) + FeSO,(aq) 7.51 When olefin, an unsaturated hydrocarbon, reacts with hydrogen, it forms a saturated hydrocarbon. Is olefin oxidized or reduced in the hydrogenation reaction? CH16 + H2 C3H18 7.52 In one of the reactions in the citric acid cycle, which provides energy, succinic acid is converted to fumaric acid. C,H,O, C,H,O, + 2H cells, energy is provided by the ons of the iron ions in the cyto- Identify each of the following Succinic acid Fumaric acid The reaction is accompanied by a coenzyme, flavin adenine dinucleotide (FAD). FAD + 2H – FADH, nicide used to disinfect drinking wimming pools. If the product ine oxidized or reduced? a. Is succinic acid oxidized or reduced? b. Is FAD oxidized or reduced? c. Why would the two reactions occur together? nips in Chemical Equations e factor from a balanced chemical equation to calculate ostance in the reaction. amount of matter in the reactants is equal to the total Thus, the total mass of all the reactants must be equal to nis is known as the Law of Conservation of Mass, which total mass of the substances reacting in a chemical reac- ed as original substances are changed to new substances. rms when silver reacts with sulfur to form silver sulfide.
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