C₄AH₁₃

Formula : Ca₄Al₂O₇:13H₂O

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Dernière mise à jour le 25.01.2021

Individual properties (298.15 K)

M g·mol^-1	V° cm³·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
560.470	269.200 (Ref.: 92wol) Wolery T.J., 1992. EQ3/6: A software Package for Geochemical Modelling of Aqueous Systems: Package Overview and Installation Guide. Technical Report UCRL-MA-110662 PT I ed., Lawrence Livermore National Laboratory (USA).	-7337672 (Ref.: 10bbla/bou) Blanc, Ph.; Bourbon, X.; Lassin, A.; Gaucher, E.C. 2010 - Chemical model for cement-based materials: Thermodynamic data assessment for phases other than C-S-H. Cement and Concrete Research, 40, p. 1360-1374.	-8318000 (Ref.: 76hou/ste) Houtepen, C. J. M., and Stein, H. N., 1976, The enthalpies of formation and of dehydration of some AFm phases with singly charged anions: Cement and Concrete Research, v. 6, p. 651-658	685.285 (Ref.: Internal calculation)	798.90 (Ref.: 10bbla/bou) Blanc, Ph.; Bourbon, X.; Lassin, A.; Gaucher, E.C. 2010 - Chemical model for cement-based materials: Thermodynamic data assessment for phases other than C-S-H. Cement and Concrete Research, 40, p. 1360-1374.

C_P(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.
798.90	0.00	0.00	(Ref.: 10bbla/bou) Blanc, Ph.; Bourbon, X.; Lassin, A.; Gaucher, E.C. 2010 - Chemical model for cement-based materials: Thermodynamic data assessment for phases other than C-S-H. Cement and Concrete Research, 40, p. 1360-1374.

Reaction properties

C₄AH₁₃ + 14H⁺ ⇌ 2Al⁺³ + 4Ca⁺² + 20H₂O

298.15 K, 1 bar log₁₀K: 103.67 ΔH°_r:-647400 J·mol^-1

T(°C)	0	25	60	100	150	200	250	300
log₁₀K	114.12	103.67	91.87	81.32	71.11	63.07	56.40	50.50

log₁₀K(T) = A + B·T + C·T^-1 + D·log₁₀(T) + E·T⁻² (T in Kelvin)

A	B	C	D	E
-2167.474575	-0.326858	145283.840814	786.498669	-5762646.092943