Mirabilite

Formula : Na2SO4:10H2O

Space group: 
Monoclinic - Prismatic HM symbol (2/m) Space Group: P 21/a
Dana class: 
29.2.2.1VI- 29 Hydrated Acid and Sulfates ; 29.2 Hydrated Acid and Sulfates where (A+)2 XO4 . x(H2O) ; 29.1.1

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
322.196 219.180 -3646334 -4327791 591.900 574.46
Reaction properties

Mirabilite ⇌ 2Na+ + SO4-2 + 10H2O

298.15 K, 1 bar log10K: -1.22 ΔH°r: 79471 J·mol-1
T(°C) 0 25 60 100 150 200 250 300
log10K -2.50 -1.22 0.25 1.64 3.05 4.15 4.93 5.28