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Number of atoms in 558.5 g Fe (at.wt.55....

Number of atoms in `558.5 g Fe (at.wt.55.85)` is:

A

Twice that in `60 g` carbon

B

`6.023xx10^(22)`

C

Half in `8g He`

D

`558.5xx6.023xx10^(23)`

Text Solution

Verified by Experts

The correct Answer is:
A
Mole of `Fe=(558.5)/(55.85)=10`,
Moles of `C=(60)/(12)=5`
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Knowledge Check

  • Number of atoms in 558.5 g Fe (at. wt. of Fe = 55.85 g mol^-1) is

    A
    `6.023xx10^(22)`
    B
    twice that in 60 g carbon
    C
    half that in 8 g He
    D
    `558.5xx6.023xx10^(23)`

  • Number of atoms in 558.5 gram Fe (at. wt. of Fe = 55.85 g mol^(-1)) is

    A
    twice that of 60 g carbon
    B
    `6.023xx10^(22)`
    C
    half that in 8 g He
    D
    `558.5xx6.023xx10^(23)`

  • Number of atoms in 558.5 gram of Fe(at.wt.ofFe=55.85 gm ol^(-1)) is

    A
    twice that in 60 g carbon
    B
    `6.023xx10^(22)`
    C
    half that in 8 g He
    D
    `558.5 xx6.023xx10^(23)`

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