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8 g O2 has same number of atoms as that...

8 g `O_2` has same number of atoms as that in :-

A

14g CO

B

7g CO

C

11g `CO_2`

D

22 g `CO_2`

Text Solution

Verified by Experts

The correct Answer is:
B
`8gO_2 =8/32xx2` mol O =0.5 mol O atoms
7 g CO = `7/28xx2` mol
=0.5 mol atoms
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Knowledge Check

  • 8g O_(2) has same number of molecules as that in:

    A
    14g CO
    B
    7g CO
    C
    11g `CO_(2)`
    D
    22g `CO_(2)`

  • 8 g O_(2) has the same number of molecules as

    A
    7 g CO
    B
    `14gN_(2)`
    C
    `11gCO_(2)`
    D
    `16gSO_(2)`

  • 8 g of O_(2) has the same number of molecules as in :

    A
    11 g `CO_(2)`
    B
    22 g `CO_(2)`
    C
    7 g CO
    D
    14 CO

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    Which of the following has the number of atoms equal to that of 20 g calcium?

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