Some Basic Concepts Of Chemistry Question 75
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
Options:
A) 6
B) 1
C) 2
D) 4
Show Answer
Answer:
Correct Answer: D
Solution:
[d] Weight of Iron in 67200 $ =\frac{0.33}{100}\times 67200=221.76 $ Number of atoms of Iron $ =\frac{221.76}{56}=3.96=4 $