HSnO₂^-

Formula : HSnO₂^-

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
151.717	13.988 (Ref.: 97asho/sas) Shock, E.L., Sassani, D.C., Willis, M., and Sverjensky, D.A., 1997, Inorganic species in geologic fluids: Correlations among standard molal thermodynamic properties of aqueous ions and hydroxide complexes: Geochim. Cosmo. Acta, v. 61, no. 5, pp. 907-950.	-407103 (Ref.: 97asho/sas) Shock, E.L., Sassani, D.C., Willis, M., and Sverjensky, D.A., 1997, Inorganic species in geologic fluids: Correlations among standard molal thermodynamic properties of aqueous ions and hydroxide complexes: Geochim. Cosmo. Acta, v. 61, no. 5, pp. 907-950.	-510765 (Ref.: Internal calculation)	39.330 (Ref.: 97asho/sas) Shock, E.L., Sassani, D.C., Willis, M., and Sverjensky, D.A., 1997, Inorganic species in geologic fluids: Correlations among standard molal thermodynamic properties of aqueous ions and hydroxide complexes: Geochim. Cosmo. Acta, v. 61, no. 5, pp. 907-950.	-183.85 (Ref.: 97asho/sas) Shock, E.L., Sassani, D.C., Willis, M., and Sverjensky, D.A., 1997, Inorganic species in geologic fluids: Correlations among standard molal thermodynamic properties of aqueous ions and hydroxide complexes: Geochim. Cosmo. Acta, v. 61, no. 5, pp. 907-950.

HKF coefficients

a₁·10 J·mol^-1·bar^-1	a₂·10^-2 J·mol^-1	a₃ J·K·mol^-1·bar^-1	a₄·10^-4 J·K·mol^-1	c₁ J·mol^-1·K^-1	c₂·10^-4 J·K·mol^-1	ω·10^-5 J·mol^-1
17.5607	10.3253	19.9907	-12.0537	-28.1884	-51.3900	6.2233

Reaction properties

Sn⁺² + 2H₂O ⇌ HSnO₂^- + 3H⁺

298.15 K, 1 bar log₁₀K: -16.59 ΔH°_r:69671 J·mol^-1

T(°C)	0	25	60	100	150	200	250	300
log₁₀K	-17.76	-16.59	-15.39	-14.45	-13.71	-13.29	-13.11	-13.16

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

A	B	C	D	E
-349.304197	-0.061508	16925.158927	125.551050	-1455998.812420