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Subject / Started by	Replies / Views	Last post
Bubbling point of NCGs (CO2) in geothermal wellbore Started by FreakQC	4 Replies 248 Views	July 14, 2023, 07:38:09 AM by FreakQC
DIC concentrations under fixed pCO2 and increasing pressure Started by thrbnmnn	2 Replies 142 Views	June 26, 2023, 09:49:19 AM by thrbnmnn
Pyrite formation from ferric (Fe+3) and hydrogen sulfide (HS-) Started by ahmadreza_shojaee	5 Replies 175 Views	June 12, 2023, 04:03:12 PM by dlparkhurst
Limitations for low initial concentrations Started by plechacek	3 Replies 328 Views	March 01, 2023, 01:27:10 AM by dlparkhurst
Question about adding Exchange and Surface in previous modeling results Started by Jeonghwan Hwang	2 Replies 557 Views	September 02, 2022, 04:16:23 AM by Jeonghwan Hwang
How is the pH calculated when equlibrium with atmospheric CO2? Started by jiasg	2 Replies 511 Views	July 08, 2022, 03:41:17 AM by jiasg
How to make the condition of constant pCO2 in solution? Started by Jeonghwan Hwang	1 Replies 933 Views	September 09, 2021, 03:29:24 AM by dlparkhurst
Unexpected output in distribution of species section Started by Marino Vetuschi Zuccolini	4 Replies 1176 Views	February 09, 2021, 09:38:19 PM by Marino Vetuschi Zuccolini
Equilibrating exchange with pure water Started by FlouretAlex	2 Replies 1165 Views	October 31, 2020, 11:48:59 AM by FlouretAlex
phreeqc zeta potential Started by Nlesani75	1 Replies 1211 Views	July 28, 2020, 07:04:24 PM by dlparkhurst
Initial concentration, portlandite leaching Started by daliagrig	8 Replies 1791 Views	June 06, 2020, 09:45:17 PM by dlparkhurst
PHREEQC change EQUILIBRIUM_PHASES between TRANSPORT runs? Started by peterwadeuk	2 Replies 1005 Views	June 04, 2020, 03:39:46 PM by peterwadeuk
Precipitation at Equilibrium Started by lourdsa	1 Replies 1565 Views	September 02, 2019, 06:35:08 PM by John Mahoney
Water activity equation Started by IliasBouchkira	2 Replies 1352 Views	July 19, 2019, 03:19:48 PM by IliasBouchkira
Element based input definition and water mass balance Started by amargert	5 Replies 1345 Views	July 01, 2019, 04:08:18 PM by amargert
Keq at unkown temperature Started by IliasBouchkira	1 Replies 1026 Views	June 25, 2019, 04:55:25 PM by dlparkhurst
LK_PHASE in basic interpreter Started by nnegash	2 Replies 1060 Views	May 31, 2019, 01:50:16 PM by nnegash
Convergence error in simulation Started by Sol-Chan Han	6 Replies 1946 Views	November 29, 2018, 12:33:41 PM by Sol-Chan Han
Mineral Equilibrium calculation Started by Sol-Chan Han	11 Replies 3441 Views	October 26, 2018, 02:57:04 AM by dlparkhurst
Water-Rock-Equilibration - Input Moles out of XRD analysis (wt%) Started by AMa	3 Replies 2012 Views	August 10, 2018, 12:40:01 AM by dlparkhurst
Moles of H2O with high precision when modeling evaporation to NaCl precip. start Started by MichaelZ20	4 Replies 1689 Views	July 24, 2018, 08:23:16 AM by MichaelZ20
Percentage of HCO3- of total dissolved carbonate Started by Hydroman	2 Replies 2065 Views	April 24, 2018, 10:05:04 AM by Hydroman
Precipitation at equilibrium Started by hmal	3 Replies 2050 Views	February 16, 2018, 12:26:26 AM by hmal
Solid solutions Started by hmal	4 Replies 1808 Views	January 21, 2018, 11:40:06 PM by hmal
Sepiolite SI and precipitate Started by isaacrojas	1 Replies 1714 Views	June 30, 2017, 03:02:16 AM by dlparkhurst
Carbonate system Started by docla	1 Replies 2900 Views	March 29, 2017, 07:51:52 PM by dlparkhurst
Corrosion risk / Solution equilibrium Started by AAN	1 Replies 2551 Views	December 17, 2015, 09:14:09 PM by dlparkhurst
S(-2) speciation Started by Szasza	1 Replies 2153 Views	August 12, 2015, 01:42:38 PM by dlparkhurst
H2S equilibria Started by sevy	4 Replies 4244 Views	August 21, 2014, 12:41:25 AM by dlparkhurst

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