chemistry

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One end of an open-ended manometer is connected to a canister of unknown gas. The atmospheric pressure is 1.03 atm. The mercury level is 18.6 mm higher in the U-Tube on the side open to the atmosphere than on the side attached to the canister. What is the pressure of gas in mm Hg?

  • chemistry -

    1.03 atm = ??mm
    ??mm + 18.6 mm = ??

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