Nahcolite

Formula : NaHCO3

Space group: 
Monoclinic - Prismatic HM symbol (2/m) Space Group: P 21/n
Dana class: 
13.1.1.1V - 13 Carbonate Minerals ; 13.1 Acid Carbonates with miscellaneous formulae ; 12.1.6

Dernière mise à jour le 11.06.2018

THERMODYNAMICS

Individual properties (298.15 K)
M
g·mol-1
cm3·mol-1
ΔGºf
J·mol-1
ΔHºf
J·mol-1
J·mol-1·k-1
CP
J·mol-1·K-1
84.007 38.080 -851156 -949000 101.936 87.61
Reaction properties

Nahcolite ⇌ HCO3- + Na+

298.15 K, 1 bar log10K: -0.41 ΔH°r: 18730 J·mol-1
T(°C) 0 25 60 100 150 200 250 300
log10K -0.73 -0.41 -0.09 0.17 0.36 0.45 0.40 0.17