The average volume of a red blood cell is 87μm3.87μm3. the mean concentration of hemoglobin in red blood cells is 0.34 g⋅ml−1.0.34 g⋅ml−1. what is the weight of the hemoglobin contained in an average red blood cell? hemoglobin weight: ×10 gg how many hemoglobin molecules are there in an average red blood cell? assume that the molecular weight of the human hemoglobin tetramer is 65 kda.65 kda. number of hemoglobin molecules: ×10 molecules