Haemoglobin contains 0.33% of iron by weight. The molecular weight of haemoglobin is approximately 67200. The number of iron atoms (At. wt. of Fe = 56) present in one molecule of haemoglobin is [CBSE PMT 1998]

Question: Haemoglobin contains 0.33% of iron by weight. The molecular weight of haemoglobin is approximately 67200. The number of iron atoms (At. wt. of Fe = 56) present in one molecule of haemoglobin is [CBSE PMT 1998]

(a) 6

(b) 1

(c) 4

(d) 2


Correct Answer: (c) 4


Question: Haemoglobin contains 0.33% of iron by weight. The molecular weight of haemoglobin is approximately 67200. The number of iron atoms (At. wt. of Fe = 56) present in one molecule of haemoglobin is [CBSE PMT 1998] (a) 6 (b) 1 (c) 4 (d) 2


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