TITLE Calcite dissolution in closed volume of acidic water SOLUTION 1 pH 4.0 charge Cl 1.0 # ~ pH 3 # C(4) 1 CO2(g) -3.5 # initially air? Water 1.0 GAS_PHASE 1 -fixed_volume -pressure 1.0 -volume 0.00001 -temperature 25.0 CO2(g) 0 # CO2(g) .000316 # Initially air ?? REACTION 1 CaCO3 1.0 0.0009 moles in 4 steps #EQUILIBRIUM_PHASES # Do not use # CO2(g) 0.0 0.0 END David Parkhurst (dlpark@xxxxxxxx) U.S. Geological Survey Box 25046, MS 413 Denver Federal Center Denver, CO 80225 Project web page: https://wwwbrr.cr.usgs.gov/projects/GWC_coupled
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