H2O + 500.0 mM   KHCO3

pH = 8.0

  (at 25 °C)
Electrical conductivity:   43952.8 µS/cm   (info)
Ionic strength:   506.81 mmol/L   (info)
Alkalinity:   499.938 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   499.938 meq/L   (info)
Redox potential (Eh):   596 mV  



Elements   (in mM)

C(4) DIC 5.00e+02
K K 5.00e+02
O(0) O(0) 2.86e-11

Aqueous Species   (in mM)

H+ 1.32e-05
OH- 1.55e-03
CO2 6.87e+00
HCO3- 4.86e+02
CO3-2 6.87e+00
KOH 1.09e-04
K+ 5.00e+02
O2 1.43e-11

Minerals   (Ksp values)

Mineral Formula SI Saturation state
K2CO3:1.5H2O K2CO3:1.5H2O -6.85 under-saturated
KMetal K -60.03 under-saturated

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