Transferrin is an iron-transport protein found in blood. Desferrioxamine B is an iron chelator used to treat patients suffering from iron overload. Both are colourless in the absence of iron. The following data was obtained in aqueous solution using a 1.00 cm path length cell for both species when fully complexed with iron: Molar absorptivity M-1 cm1 A (nm) iron-transferrin iron-desferrioxamine B 428 3540 2730 470 4170 2290 Calculate the absorbance at 470 nm of a solution that is 11.0 p M in iron-transferrin and 69.5 p M in iron-desferrioxamine B, assuming both are fully complexed and that the cell path length is 1.00 cm. O A. 0.412 О в. 0.206 O.0.103 O D.0.0206
Transferrin is an iron-transport protein found in blood. Desferrioxamine B is an iron chelator used to treat patients suffering from iron overload. Both are colourless in the absence of iron. The following data was obtained in aqueous solution using a 1.00 cm path length cell for both species when fully complexed with iron: Molar absorptivity M-1 cm1 A (nm) iron-transferrin iron-desferrioxamine B 428 3540 2730 470 4170 2290 Calculate the absorbance at 470 nm of a solution that is 11.0 p M in iron-transferrin and 69.5 p M in iron-desferrioxamine B, assuming both are fully complexed and that the cell path length is 1.00 cm. O A. 0.412 О в. 0.206 O.0.103 O D.0.0206
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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![Question 42
Transferrin is an iron-transport protein found in blood. Desferrioxamine B is an iron chelator used to treat patients suffering from iron overload. Both are
colourless in the absence of iron. The following data was obtained in aqueous solution using a 1.00 cm path length cell for both species when fully
complexed with iron:
Molar absorptivity M-1 cm-1
A (nm)
iron-transferrin
iron-desferrioxamine B
428
3540
2730
470
4170
2290
Calculate the absorbance at 470 nm of a solution that is 11.0 u M in iron-transferrin and 69.5 p M in iron-desferrioxamine B, assuming both are fully
complexed and that the cell path length is 1.00 cm.
O A. 0.412
О в. 0.206
O.0.103
O D. 0.0206](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F068f61b2-7754-4606-9a7e-527ade449a2e%2F2a8c52e8-009a-487e-a87c-03dca36898fe%2Fc87jiq_processed.png&w=3840&q=75)
Transcribed Image Text:Question 42
Transferrin is an iron-transport protein found in blood. Desferrioxamine B is an iron chelator used to treat patients suffering from iron overload. Both are
colourless in the absence of iron. The following data was obtained in aqueous solution using a 1.00 cm path length cell for both species when fully
complexed with iron:
Molar absorptivity M-1 cm-1
A (nm)
iron-transferrin
iron-desferrioxamine B
428
3540
2730
470
4170
2290
Calculate the absorbance at 470 nm of a solution that is 11.0 u M in iron-transferrin and 69.5 p M in iron-desferrioxamine B, assuming both are fully
complexed and that the cell path length is 1.00 cm.
O A. 0.412
О в. 0.206
O.0.103
O D. 0.0206
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