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-   -   If the column of water in the... (https://www.askmehelpdesk.com/showthread.php?t=561022)

  • Mar 9, 2011, 08:21 PM
    kak4lyfe
    If the column of water in the...
    If the column of water in the water barometer rose to a height of 36 feet, what would the atmospheric pressure be in mm Hg
  • Mar 9, 2011, 08:52 PM
    DrBob1
    2ft X 12in/ft X 25.4 mm/in less than the previous question.
  • Mar 9, 2011, 09:00 PM
    kak4lyfe
    Comment on DrBob1's post
    I don't get what you are saying
  • Mar 9, 2011, 10:29 PM
    DrBob1
    Comment on DrBob1's post
    Essentially the same question was asked yesterday. We don't just give answers to your questions but I gave an outline of how to do it. Use that hint with the one I gave you today and you should be able to do it. Let us know if you need more help.
  • Mar 10, 2011, 07:58 AM
    Unknown008

    You can find the pressure that this new height exerts.

    Pressure = Force/Area = (Mass x Gravity) / Area = ((Density/Volume) x Gravity)/Area = (Density x Gravity) / (Volume x Area) = (Density x Gravity) / (Height)

    Then convert this extra pressure into mm Hg.

    Now, I can't find the previous question... and it wasn't deleted...

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