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If helium and oxygen gas are allowed to ...

If helium and oxygen gas are allowed to escape out of a container containing equal amount of He and `O_2` under slmllar conditions of temperature and pressure the ratio of rate of diffusion of `O_2` to that of He is

A

`1/2`

B

`2`

C

`1/(2sqrt2)`

D

`2 sqrt 2`

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Knowledge Check

  • Under similar conditions of temperature and pressure gas having highest rate of diffusion is

    A
    oxygen
    B
    acetylene
    C
    sulphur dioxide
    D
    carbon monoxide

  • Under identical conditions of temperature and pressure the ratio of the rates of effusion of O_2 and CO_2 gases is given by

    A
    `("Rate of effusion of oxygen")/("Rate of effusion of carbon dioxide ") = 0.87 `
    B
    `("Rate of effusion of oxygen")/("Rate of effusion of carbon dioxide ") = 1.17 `
    C
    `("Rate of effusion of oxygen")/("Rate of effusion of carbon dioxide ") = 8.7 `
    D
    `("Rate of effusion of oxygen")/("Rate of effusion of carbon dioxide ") = 11.7 `

  • Under similar conditions of temperature and pressure the rate of diffusion is very low for the following gas

    A
    `SO_2`
    B
    `CO_2`
    C
    `O_2`
    D
    `H_2`
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