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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Carbon dioxide with Calcium chloride and Water
Components:
(1) Calcium chloride; CaCl2; [10043-52-4]
NIST Chemistry WebBook
for detail
(2) Carbon dioxide; CO2; [124-38-9]
NIST Chemistry WebBook
for detail
(3) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
Original Measurements:
Plyasunova, N.V.; Shmulovich, K.I. *Dokl. Akad. Nauk SSSR 1991, 319, 738-42., Chem. Abstr. 1991, 115, 260106 d.
Variables:
Temperature = 773 K
Pressure = 773 K
Concentration = 10
2
w
2
= 10 and 20
Prepared By:
Yu. P. Yampol'skii
Experimental Data:
(Subscripts 1,2,3, ..., in column headings refer to components 1,2,3, ...)
Solubility of carbon dioxide in aqueous solutions of CaCl
2
at 773 K.
a
Pressure [kbar]
10
2
* Mass Fraction (w
1
)
w1 Note
10
2
* Mass Fraction (w
2
)
w2 Note
1
12
c
10
b
2
30
c
10
b
3
36
c
10
b
1
5
c
20
b
2
23
c
20
b
3
30
c
20
b
Notes:
a
Data taken from a graph by compiler.
b
w
2
= mass fraction of CaCl
2
c
w
1
= mass fraction of CO
2
Method/Apparatus/Procedure:
Phase equilibria were studied by means of the method described in Ref. 1.
Source and Purity of Materials:
(1) Nothing specified.
(2) CaCl
2
x6H
2
O served as a source of solutions. Purity not specified.
(3) Not specified.
Estimated Errors:
Solubility: δ
p
/bar = ± 50
Temperature: δ
T
/K = ± 5
References:
1. Sterner, S.M.; Bodnar, R.J.
Geochim. Cosmochim.Acta 1984, 48, 2659-68.