H2O + 1.0 mM   NaHCO3
+ 10.0 mM   HCl
+ atmospheric CO2   (pCO2 = 3.408)

pH = 2.09

  (at 25 °C)
Electrical conductivity:   3743.2 µS/cm   (info)
Ionic strength:   10.0 mmol/L   (info)
Alkalinity:   -9.0 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   0.0 meq/L   (info)
Redox potential (Eh):   932 mV  



Elements   (in mM)

C(4) DIC 1.33e-02
Na Na 1.00e+00
Cl Cl 1.00e+01
O(0) O(0) 4.05e-12

Aqueous Species   (in mM)

H+ 9.00e+00
OH- 1.35e-09
CO2 1.33e-02
HCO3- 7.95e-07
CO3-2 6.12e-15
NaOH 1.95e-13
Na+ 1.00e+00
NaHCO3 3.65e-10
NaCO3- 7.63e-17
Cl- 1.00e+01
HClO 9.64e-17
O2 2.02e-12

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Halite NaCl -6.67 under-saturated
Nahcolite NaHCO3 -11.64 under-saturated
Trona NaHCO3:Na2CO3:2H2O -34.87 under-saturated
Natron Na2CO3:10H2O -22.17 under-saturated
Thermonatrite Na2CO3:H2O -23.60 under-saturated
NaMetal Na -64.66 under-saturated

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