Ca₄H(PO₄)₃:3H₂O

Formula : Ca₄H(PO₄)₃:3H₂O

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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
500.280		-6276368 (Ref.: NIST46.4) NIST (1997) Critical stability constants of metal complexes database, NIST Standard Reference Database 46, v4.0. Website: http://www.nist.gov/srd/nist46.htm

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.

Reaction properties

Ca₄H(PO₄)₃:3H₂O + 5H⁺ ⇌ 4Ca⁺² + 3H₂PO₄^- + 3H₂O

298.15 K, 1 bar log₁₀K: 10.12 ΔH°_r: J·mol^-1

T(°C)	0	25	60	100	150	200	250	300
log₁₀K	10.12	10.12	10.12	10.12	10.12	10.12	10.12	10.12

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

A	B	C	D	E
10.117648	0.000000	0.000000	0.000000	0.000000