H2O + 1000.0 mM   MgSO4
+ 1000.0 mM   Na2CO3
+ atmospheric CO2   (pCO2 = 3.408)

pH = 9.44

  (at 25 °C)
Electrical conductivity:   83880.7 µS/cm   (info)
Ionic strength:   2023.68 mmol/L   (info)
Alkalinity:   229.54 meq/L   (info)
Total hardness:   229.54 meq/L   (info)
Carbonate hardness:   229.54 meq/L   (info)
Redox potential (Eh):   502 mV  

NOTE:   One  mineral  precipitates.


Elements   (in mM)

C(4) DIC 1.32e+02
Mg Mg 1.15e+02
Na Na 2.03e+03
S S 1.02e+03
S(6) Sulfate 1.02e+03
O(0) O(0) 4.69e-12

Aqueous Species   (in mM)

H+ 4.96e-07
OH- 5.01e-02
CO2 8.35e-03
HCO3- 2.52e+01
CO3-2 1.37e+01
Mg+2 2.51e+01
MgOH+ 1.43e-01
MgCO3 1.20e+01
MgHCO3+ 3.23e+00
MgSO4 7.42e+01
NaOH 5.51e-03
Na+ 1.47e+03
NaHCO3 6.47e+00
NaCO3- 7.15e+01
NaSO4- 4.83e+02
HSO4- 3.08e-06
SO4-2 4.59e+02
O2 2.35e-12

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Brucite Mg(OH)2 0.00 8.87e+02 mM  precipitates
Thenardite Na2SO4 -0.80 under-saturated
Mirabilite Na2SO4:10H2O -0.20 under-saturated
Nahcolite NaHCO3 -1.19 under-saturated
Trona NaHCO3:Na2CO3:2H2O -3.54 under-saturated
Natron Na2CO3:10H2O -1.44 under-saturated
Thermonatrite Na2CO3:H2O -2.70 under-saturated
Magnesite MgCO3 3.33 super-saturated
Epsomite MgSO4:7H2O -1.30 under-saturated
Sulfur S -91.83 under-saturated
MgMetal Mg -98.45 under-saturated
NaMetal Na -54.26 under-saturated

Disclaimer:   The pH calculator has been tested with great care. Nevertheless, the results are provided without warranty.