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The rms speed of N(2) molecules in a gas...

The `rms` speed of `N_(2)` molecules in a gas in `u`. If the temperature is doubled and the nitrogen molecules dissociate into nitrogen atom, the `rms` speed becomes

A

2u

B

4u

C

14u

D

`sqrt(2)u`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • The rms speed of N_2 molecules in a gas is u. If the temperature is doubled and the nitrogen molecules dissociate into nitrogen atoms, the rms speed becomes

    A
    `u//2`
    B
    `2u`
    C
    `4u`
    D
    `14u`

  • The rms speed of N_2 molecules in a gas is u. If the temperature is doubled and the nitrogen molecules dissociate into nitrogen atoms, the rms speed becomes

    A
    2u
    B
    4u
    C
    14u
    D
    `sqrt(2)` u

  • The rms speed of pzygen molecules in a gas in a gas is v. If the temperature is doubled and the oxygen molecules dissociate into oxygen atoms, the rms speed will become

    A
    (a)`v`
    B
    (b)`vsqrt(2)`
    C
    (c)`2v`
    D
    (d)`4v`

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