Calculate the flux of oxygen between the ocean and the atmosphere, given that:Temp = 18°CSalinity = 35 pptDensity = 1025 kg/m3Oxygen concentration measured in bulk water = 263.84 mmol/m3Wind speed = 7.4 m/sOxygen concentration at saturation= 234 μmol/kg-1 =239.85 mmol/m-3Oxygen is observed to be about 10% initially supersaturated ●●.eG●Atmospheric Exchange: Flux8.0u²Sc 05Flux =8.0u²Sc 05Example: Calculate the flux if the observed oxygen concentration is 10% supersaturated, givTemp = 18°CSalinity = 35 pptDensity=1025 kg/m³ (1.025 g/cm³)([G], [G]w)e = cm/hr (for m/d use 1.92 u²/Scº.5)u = wind speed in m/s, normalized to standard height of 10mSc = the Schmidt number, calculated for each gas, temperature and salinity[G], = calculated gas concentration at interface (mol/m³)[G]w measured gas concentration in bulk liquid (mol/m³)=Oxygen concentration measured in bulk water = 263.84 mmol/m³Wind speed = 7.4 m/sHow does the flux change if the temperature is 20°C?......What iscalculaabout teU = 7.[G]w=225

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Introduction to Chemical Engineering Thermodynamics

8th Edition

ISBN:9781259696527

Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart

Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart

Chapter1: Introduction

Section: Chapter Questions

Problem 1.1P

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Calculate the flux of oxygen between the ocean and the atmosphere, given that: Temp = 18°C Salinity = 35 ppt Density = 1025 kg/m3 Oxygen concentration measured in bulk water = 263.84 mmol/m3 Wind speed = 7.4 m/s Oxygen concentration at saturation= 234 μmol/kg-1 =239.85 mmol/m-3 Oxygen is observed to be about 10% initially supersaturated