Aplowite

Formula : CoSO4:H2O

Family: 
Sulfates
Space group: 
Monoclinic - Prismatic HM symbol (2/m) Space Group: P 21/m
Dana class: 
29.6.6.4VI- 29 Hydrated Acid and Sulfates ; 29.6 Hydrated Acid and Sulfates where A XO4 .x(H2O) ; 29.6.6 Rozenite Group (Monoclinic)

Dernière mise à jour le 25.01.2021

THERMODYNAMICS

Individual properties (298.15 K)
M
g·mol-1
 V°
cm3·mol-1
 ΔGºf
J·mol-1
 ΔHºf
J·mol-1
 Sº
J·mol-1·k-1
 CP
J·mol-1·K-1
173.012 56.260 (Ref.: 94pan) Pankratz L. B., 1994, Thermodynamic Properties of Carbides, Nitrides, and Other Selected Substances (U. S. Bureau of Mines Bulletin 696, 1994, 957 p). -1042723 (Ref.: Internal calculation) -1200720 (Ref.: 74nau/ryz) Naumov G.B., Ryzhenko B.N., and Khodakovsky I.L., 1974. Handbook of Thermodynamic Data. U.S. Geol. Surv.WRD 74 001, 328 pp. 175.730 (Ref.: 74nau/ryz) Naumov G.B., Ryzhenko B.N., and Khodakovsky I.L., 1974. Handbook of Thermodynamic Data. U.S. Geol. Surv.WRD 74 001, 328 pp.
CP(T) = a + b·T + ·c·T-2 (T in Kelvin)
a
J·mol-1·K-1
 b * 103
J·mol-1·K-2
 c * 10-5
J·K·mol-1
 Maier Kelley Ref.
Reaction properties

Aplowite ⇌ Co+2 + SO4-2 + H2O

298.15 K, 1 bar log10K: -1.05 ΔH°r:-52050 J·mol-1 (Ref.: 74nau/ryz) Naumov G.B., Ryzhenko B.N., and Khodakovsky I.L., 1974. Handbook of Thermodynamic Data. U.S. Geol. Surv.WRD 74 001, 328 pp.
T(°C) 0 25 60 100 150 200 250 300
log10K -0.27 -1.05 -2.06 -3.08 -4.23 -5.33 -6.49 -7.91
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-1718.843281 -0.264763 96596.287569 620.303503 -5524978.872704