hmw swap CO2(g) for H+ log f CO2(g) = -3.5 TDS = 35080 Cl- = 19350 mg/kg Ca++ = 411 mg/kg Mg++ = 1290 mg/kg Na+ = 10760 mg/kg K+ = 399 mg/kg SO4-- = 2710 mg/kg HCO3- = 142 mg/kg fix fugacity of CO2(g) react -996 grams of H2O delxi = .001 dxplot = 0 dump flow-through suffix _Fractionate