Chemistry

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What alkane effuses at 1/5 the rate of He

  • Chemistry -

    rate He = 5L/sec
    rate x = 1 L/sec

    5/1 = sqrt(Mx/4)
    Mx = ?
    Then CH3(CH2)yCH3
    CH3 = 15 and 15*2 = 30 for the two ends.
    That leaves Mx-30 for the (CH2)y, solve for y to obtain the formula of the alkane.

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