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MHT CET Chemistry question

ChemistrySome Basic Concepts of ChemistryMHT CET

The haemoglobin from the red blood corpuscles of most mammals contains approximately 0.33% of iron by weight. The molecular weight of haemoglobin as 67,200. The number of iron atoms in each molecule of haemoglobin is (atomic weight of iron = 56):

Answer: (C)

Solution

Mass of Fe per mole of haemoglobin = 0.33/100 × 67200 = 221.8 g, which is 221.8/56 ≈

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Question ID VK-041323