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7g of nitrogen contains the same number ...

7g of nitrogen contains the same number of molecules as

A

8g of oxygen

B

16g of oxygen

C

8g of carbon monoxide

D

22g of carbon dioxide

Text Solution

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The correct Answer is:
A
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The mass of molecule A is twice the mass of molecule B. The rms speed of A is twice the rms speed of B. If two samples of A and B contain same number of molecules, what will be the ratio of pressures of two samples in separate containers of equal volume.________

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Knowledge Check

  • Which of the gases contains the same number of molecules as that of 16 g oxygen?

    A
    `16 g of o_3`
    B
    `32 g of SO_2`
    C
    `16 g of SO_2`
    D
    All of these

  • The mixture containing the same number of molecules as that of 14 g of CO is

    A
    `"14 g of nitrogen"+"16 g of oxygen"`
    B
    `"7 g of nitrogen"+"16 g of oxygen"`
    C
    `"14 g of nitrogen"+"8 g of oxygen"`
    D
    `"7g of nitrogen"+"8g of oxygen"`

  • Which contains more number of molecules?

    A
    1 mole of carbon dioxide
    B
    4 g of hydrogen
    C
    33.6 litres of oxygen at StP
    D
    6g of helium

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