H2O + 200.0 mM   NaHCO3

pH = 7.92

  (at 25 °C)
Electrical conductivity:   14893.6 µS/cm   (info)
Ionic strength:   189.497 mmol/L   (info)
Alkalinity:   199.987 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   199.987 meq/L   (info)
Redox potential (Eh):   582 mV  



Elements   (in mM)

C(4) DIC 2.00e+02
Na Na 2.00e+02
O(0) O(0) 1.76e-12

Aqueous Species   (in mM)

H+ 1.50e-05
OH- 1.16e-03
CO2 3.56e+00
HCO3- 1.83e+02
CO3-2 1.69e+00
NaOH 2.06e-05
Na+ 1.88e+02
NaHCO3 1.03e+01
NaCO3- 1.86e+00
O2 8.82e-13

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Nahcolite NaHCO3 -1.17 under-saturated
Trona NaHCO3:Na2CO3:2H2O -5.91 under-saturated
Natron Na2CO3:10H2O -3.70 under-saturated
Thermonatrite Na2CO3:H2O -5.11 under-saturated
NaMetal Na -56.55 under-saturated

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