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Percentage of Se (at. mass=78.4) in pero...

Percentage of Se (at. mass=78.4) in peroxidase anhydrase enzyme is 0.5% by weight, then minimum molecular mass of peroxidase anhydrase enzyme is

A

`1.576 xx 10^4`

B

`1.576 xx 10^3`

C

`15.76`

D

`2.136 xx 10^4`

Text Solution

Verified by Experts

The correct Answer is:
A

The enzyme must contain at least one atom of Se.
`:. `0.5 g of Se is present in 100 g of enzyme
` therefore ` 78.4 g of Se will be present in =`( 100 xx 78.4 )/( 0.5)`
`= 1.576 xx 10^4 ` g of enymes
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Knowledge Check

  • Percentage of Se (at. mass 3 78.4) in peroxidase anhydrase enzyme is 0.5% by weight, then minimum molecular mass of peroxidase anhydrase enzyme is

    A
    `1.568xx10^(4)`
    B
    `1.568xx10^(3)`
    C
    `15.68`
    D
    `2.136 xx 10^(4)`
  • Percentage of Se (atomic mass = 78.4 u ) in peroxidase anhydrase enzyme is 0.5% by mass. The minimum molecular mass of peroxidase anhydrase enzyme is

    A
    `136xx10^(4)`
    B
    `568xx10^(3)`
    C
    `15.28`
    D
    `568 xx 10^(4)`
  • Percentage of Se in peroxidase anhydrase enzyme is 0.5% by weight (at. Wt. =78.4) , then minimum molecular weight of peroxidase anhydrase enzyme is:

    A
    (a)`1.568xx10^(3)`
    B
    (b)`15.68`
    C
    (c )`1.568xx10^(4)`
    D
    (d)`2.136xx10^(4)`
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