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Haemoglobin contains 0.33 % of iron by w...

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

A

6

B

1

C

4

D

2

Text Solution

Verified by Experts

The correct Answer is:
C
`because 100 gm Hb` contain `= 0. 33 ` gm Fe
`therefore 67200 ` gm Hb
`=(67200 xx 0. 33)/(100) ` gm Fe
gm atom o `Fe = ( 672 xx 0. 33)/(56) = 4`
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Knowledge Check

  • Haemoglobin contains 0.33% of iron by weight. The molecular weight of heamoglobin is approximately 67200. The number of iron atoms (At. Wt. of Fe=56) present in one molecule of haemoglobin is

    A
    (a)6
    B
    (b)1
    C
    (c )4
    D
    (d)2

  • Haemoglobin contain 0.33 % of iron by weight. The molecular mass of haemoglobin is approximately 67200. The number of iron atoms (At mass Fe = 56) present in one molecule of haemoglobins is :

    A
    6
    B
    1
    C
    4
    D
    2

  • Haemoglobin contain 0.33% or iron by weight. The molecular weight of haemoglobin is of haemoglobin is

    A
    6
    B
    1
    C
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    D
    2

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