Table I.

Thermodynamic values from van’t Hoff analysis for all salts soluble to 4.4 molal ions.

	Δ Hb→l cal/mol	ΔΔ Hb→l cal/mol		Δ Sb→l cal/mol K	Δ ΔSb→l cal/mol K		Δ Gb→l @ 25 °C cal/mol	ΔΔ Gb→l cal/mol
MgCl2	−2590.41	2193.88	MgSO4	−7.24	9.65	MgSO4	−542.12	−794.38
(NH4)2SO4	−2612.31	2171.98	(NH4)2SO4	−8.75	8.14	(NH4)2HPO4	−336.50	−588.76
MgSO4	−2700.17	2084.12	MgCl2	−8.87	8.02	K2HPO4	−175.67	−427.93
MgBr2	−2878.50	1905.79	MgBr2	−10.15	6.74	(NH4)2SO4	−3.41	−255.67
NH4Br	−2889.94	1894.35	(NH4)2HPO4	−10.53	6.36	Li2SO4	22.92	−229.34
Mg(NO3)2	−2974.14	1810.15	Mg(NO3)2	−10.60	6.29	MgCl2	55.31	−196.95
Na2SO4	−2988.16	1796.13	NH4Br	−10.68	6.21	MgBr2	147.50	−104.76
NH4Cl	−3067.72	1716.57	Na2SO4	−10.73	6.16	Mg(NO3)2	185.57	−66.70
LiCl	−3383.18	1401.11	K2HPO4	−10.87	6.03	Na2SO4	210.97	−41.29
K2HPO4	−3415.15	1369.14	NH4Cl	−11.11	5.79	K2SO4	226.11	−26.15
Li2SO4	−3466.05	1318.24	Li2SO4	−11.70	5.19	NH4Cl	243.68	−8.58
(NH4)2HPO4	−3475.80	1308.49	LiCl	−12.28	4.61	D2O 2% H2O	252.26	0.00
NH4NO3	−3495.98	1288.31	NH4NO3	−12.77	4.12	LiCl	277.92	25.66
NaBr	−3586.99	1197.30	LiBr	−13.53	3.37	NH4Br	294.56	42.30
KCl	−3615.43	1168.86	KCl	−13.59	3.30	NH4NO3	312.43	60.16
LiBr	−3689.41	1094.89	NaBr	−13.71	3.18	LiBr	343.79	91.53
NaCl	−3718.08	1066.21	K2SO4	−13.71	3.18	LiNO3	399.40	147.14
K2SO4	−3862.22	922.07	NaCl	−13.97	2.92	KCl	437.49	185.22
Ca(NO3)2	−3942.91	841.39	Ca(NO3)2	−14.98	1.91	NaCl	447.84	195.58
KNO3	−3984.33	799.96	LiNO3	−15.10	1.79	NaBr	500.72	248.46
LiNO3	−4103.50	680.79	KNO3	−15.22	1.67	Ca(NO3)2	524.11	271.85
KBr	−4200.42	583.87	KBr	−15.92	0.97	KBr	547.55	295.29
D2O 2% H2O	−4784.29	0.00	D2O 2% H2O	−16.89	0.00	KNO3	554.87	302.61
NaNO3	−4805.58	−21.29	NaNO3	−18.20	−1.31	NaNO3	621.21	368.95