Problem: Hemoglobin, the oxygen-carrying protein in red blood cells, has four iron atoms per molecule and contains 0.340% iron by mass. Calculate the molar mass of hemoglobin.  Express your answer using three significant figures.

FREE Expert Solution

Mass % Iron:


% mass Fe=mass Fe in hemoglobinmolar mass hemoglobin×100molar mass hemoglobin=mass Fe in hemoglobin% mass Fe100

  • MW of Fe = 55.85 g/mol
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Problem Details

Hemoglobin, the oxygen-carrying protein in red blood cells, has four iron atoms per molecule and contains 0.340% iron by mass. Calculate the molar mass of hemoglobin.  Express your answer using three significant figures.

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