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A gas occupies a volume of 40 ml at 734.8 mm and 22* C . The gas was collected over water and the water level inside the eudiometer is the same as that outside. What is the volume of dry gas at S.T.P?

  • Chemistry - ,

    You need to use the combined formula: Pressure = P Volume = V Temperature = T

    P1*V1/T1 = P2*V2/T2

    then cross multiply

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