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Data
MgH
2
AsO
3
+
Formula : MgH
2
AsO
3
+
Dernière mise à jour le
25.01.2021
THERMODYNAMICS
Individual properties (298.15 K)
M
g·mol
-1
V°
cm
3
·mol
-1
ΔGº
f
J·mol
-1
ΔHº
f
J·mol
-1
Sº
J·mol
-1
·k
-1
C
P
J·mol
-1
·K
-1
149.241
9.713
(Ref.: 07mar/acc) Marini L, Accornero M (2007) Prediction of the thermodynamic properties of metal-arsenate and metal-arsenite aqueous complexes to high temperatures and pressures and some geological consequences. Environ Geol 52:1343-1363
-1051899
(Ref.: 07mar/acc) Marini L, Accornero M (2007) Prediction of the thermodynamic properties of metal-arsenate and metal-arsenite aqueous complexes to high temperatures and pressures and some geological consequences. Environ Geol 52:1343-1363
-1197607
(Ref.: Internal calculation)
-47.279
(Ref.: 07mar/acc) Marini L, Accornero M (2007) Prediction of the thermodynamic properties of metal-arsenate and metal-arsenite aqueous complexes to high temperatures and pressures and some geological consequences. Environ Geol 52:1343-1363
123.08
(Ref.: 07mar/acc) Marini L, Accornero M (2007) Prediction of the thermodynamic properties of metal-arsenate and metal-arsenite aqueous complexes to high temperatures and pressures and some geological consequences. Environ Geol 52:1343-1363
Reaction properties
H
2
AsO
3
-
+ Mg
+
2
⇌ MgH
2
AsO
3
+
298.15 K, 1 bar
log
10
K:
1.67
ΔH°
r
:
-21477 J·mol
-1
(Ref.: Internal calculation)
T(°C)
0
25
60
100
150
200
250
300
log
10
K
2.01
1.67
1.26
0.85
0.41
0.06
-0.17
-0.24