Mixture of Butanoic acid + Water

Datasets

1. Osmotic coefficient (2)
2. Molar enthalpy (2)
3. Eutectic temperature, K (2)
4. n₀ - Refractive index (Na D-line) (2)
5. ρ_l - Mass density, kg/m3 (6)
6. γ - Surface tension liquid-gas, N/m (4)
7. T_fus - Solid-liquid equilibrium temperature, K (4)

Osmotic coefficient [ref]

Operational conditions:

• Pressure, kPa = 20 (Liquid)
• Temperature, K = 298.1 (Liquid)

Molality, mol/kg of Butanoic acid (1) - Liquid	Osmotic coefficient - Liquid
0.2966	1.0514
0.3972	1.033
0.7027	0.9809
0.9898	0.9364
1.5391	0.8612
2.5005	0.7547
2.6522	0.7403
4.544	0.5981
5.3528	0.5533
6.3643	0.5064
7.7774	0.4537
9.5981	0.4015
11.9952	0.3508
15.2898	0.3019
17.5977	0.2780

Osmotic coefficient [ref]

Operational conditions:

• Pressure, kPa = 20 (Liquid)
• Temperature, K = 298.1 (Liquid)

Molality, mol/kg of Butanoic acid (1) - Liquid	Osmotic coefficient - Liquid
0.2966	1.0514
0.3972	1.033
0.7027	0.9809
0.9898	0.9364
1.5391	0.8612
2.5005	0.7547
2.6522	0.7403
4.544	0.5981
5.3528	0.5533
6.3643	0.5064
7.7774	0.4537
9.5981	0.4015
11.9952	0.3508
15.2898	0.3019
17.5977	0.2780

Molar enthalpy of dilution, kJ/mol [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid)

Fixed			Measured
Temperature, K - Liquid	Initial molality of solute, mol/kg - Liquid	Final molality of solute, mol/kg - Liquid	Molar enthalpy of dilution, kJ/mol - Liquid
293.15	0.8641	0.4494	-0.5037
293.15	1.1245	0.5799	-0.6725
293.15	1.645	0.8340	-0.9279
293.15	2.1366	1.0665	-1.0655
293.15	2.5106	1.2385	-1.0078
293.15	2.6387	1.2965	-0.9692
293.15	3.6188	1.7253	-0.7210
293.15	3.9851	1.8791	-0.6363
293.15	4.6798	2.1617	-0.4527
293.15	4.8952	2.247	-0.4016
293.15	5.2893	2.4004	-0.3123
293.15	5.6397	2.5339	-0.2323
298.15	0.8641	0.4494	-0.4831
298.15	1.1245	0.5799	-0.6480
298.15	1.645	0.8340	-0.9101
298.15	2.1366	1.0665	-1.0273
298.15	2.5106	1.2385	-0.9657
298.15	2.6387	1.2965	-0.9271
298.15	3.6188	1.7253	-0.6547
298.15	3.9851	1.8791	-0.5675
298.15	4.6798	2.1617	-0.4026
298.15	4.8952	2.247	-0.3585
298.15	5.2893	2.4004	-0.2837
298.15	5.6397	2.5339	-0.2195
303.15	0.8641	0.4494	-0.4653
303.15	1.1245	0.5799	-0.6267
303.15	1.645	0.8340	-0.8947
303.15	2.1366	1.0665	-0.9940
303.15	2.5106	1.2385	-0.9290
303.15	2.6387	1.2965	-0.8904
303.15	3.6188	1.7253	-0.5969
303.15	3.9851	1.8791	-0.5075
303.15	4.6798	2.1617	-0.3589
303.15	4.8952	2.247	-0.3210
303.15	5.2893	2.4004	-0.2589
303.15	5.6397	2.5339	-0.2083
308.15	0.8641	0.4494	-0.4435
308.15	1.1245	0.5799	-0.6006
308.15	1.645	0.8340	-0.8757
308.15	2.1366	1.0665	-0.9532
308.15	2.5106	1.2385	-0.8841
308.15	2.6387	1.2965	-0.8455
308.15	3.6188	1.7253	-0.5263
308.15	3.9851	1.8791	-0.4343
308.15	4.6798	2.1617	-0.3055
308.15	4.8952	2.247	-0.2752
308.15	5.2893	2.4004	-0.2285
308.15	5.6397	2.5339	-0.1946

Molar enthalpy of dilution, kJ/mol [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid)

Fixed			Measured
Temperature, K - Liquid	Initial molality of solute, mol/kg - Liquid	Final molality of solute, mol/kg - Liquid	Molar enthalpy of dilution, kJ/mol - Liquid
293.15	0.8641	0.4494	-0.5037
293.15	1.1245	0.5799	-0.6725
293.15	1.645	0.8340	-0.9279
293.15	2.1366	1.0665	-1.0655
293.15	2.5106	1.2385	-1.0078
293.15	2.6387	1.2965	-0.9692
293.15	3.6188	1.7253	-0.7210
293.15	3.9851	1.8791	-0.6363
293.15	4.6798	2.1617	-0.4527
293.15	4.8952	2.247	-0.4016
293.15	5.2893	2.4004	-0.3123
293.15	5.6397	2.5339	-0.2323
298.15	0.8641	0.4494	-0.4831
298.15	1.1245	0.5799	-0.6480
298.15	1.645	0.8340	-0.9101
298.15	2.1366	1.0665	-1.0273
298.15	2.5106	1.2385	-0.9657
298.15	2.6387	1.2965	-0.9271
298.15	3.6188	1.7253	-0.6547
298.15	3.9851	1.8791	-0.5675
298.15	4.6798	2.1617	-0.4026
298.15	4.8952	2.247	-0.3585
298.15	5.2893	2.4004	-0.2837
298.15	5.6397	2.5339	-0.2195
303.15	0.8641	0.4494	-0.4653
303.15	1.1245	0.5799	-0.6267
303.15	1.645	0.8340	-0.8947
303.15	2.1366	1.0665	-0.9940
303.15	2.5106	1.2385	-0.9290
303.15	2.6387	1.2965	-0.8904
303.15	3.6188	1.7253	-0.5969
303.15	3.9851	1.8791	-0.5075
303.15	4.6798	2.1617	-0.3589
303.15	4.8952	2.247	-0.3210
303.15	5.2893	2.4004	-0.2589
303.15	5.6397	2.5339	-0.2083
308.15	0.8641	0.4494	-0.4435
308.15	1.1245	0.5799	-0.6006
308.15	1.645	0.8340	-0.8757
308.15	2.1366	1.0665	-0.9532
308.15	2.5106	1.2385	-0.8841
308.15	2.6387	1.2965	-0.8455
308.15	3.6188	1.7253	-0.5263
308.15	3.9851	1.8791	-0.4343
308.15	4.6798	2.1617	-0.3055
308.15	4.8952	2.247	-0.2752
308.15	5.2893	2.4004	-0.2285
308.15	5.6397	2.5339	-0.1946

Eutectic temperature, K [ref]

Eutectic temperature, K - Liquid
259.83

Eutectic temperature, K [ref]

Eutectic temperature, K - Liquid
259.83

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 298.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	1.3326
0.0001	1.3326
0.0006	1.3328
0.0016	1.3333
0.0056	1.3351
0.0136	1.3388
0.0201	1.3406
0.0299	1.3451
0.0480	1.3506
0.0596	1.3536
0.0865	1.3596
0.1034	1.3628
0.2033	1.3769
0.2997	1.3852
0.3810	1.3892
0.5038	1.3933
0.5763	1.3947
0.7036	1.3962
0.8019	1.3967
0.9189	1.3965

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 298.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	1.3326
0.0001	1.3326
0.0006	1.3328
0.0016	1.3333
0.0056	1.3351
0.0136	1.3388
0.0201	1.3406
0.0299	1.3451
0.0480	1.3506
0.0596	1.3536
0.0865	1.3596
0.1034	1.3628
0.2033	1.3769
0.2997	1.3852
0.3810	1.3892
0.5038	1.3933
0.5763	1.3947
0.7036	1.3962
0.8019	1.3967
0.9189	1.3965

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 298 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Butanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
0.0000	997.04
0.0001	997.07
0.0002	997.07
0.0004	997.09
0.0006	997.08
0.0008	997.12
0.0021	997.2
0.0023	997.22
0.0043	997.33
0.0070	997.57
0.0076	997.62
0.0151	998.25
0.0157	998.3
0.0285	999.62
0.0453	1001.89
0.0508	1002.79
0.0589	1004.25
0.0730	1000.5
0.0870	1001.01
0.0974	1014.17

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 298.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
0.0000	997.14
0.0001	997.28
0.0006	997.35
0.0016	997.39
0.0056	998.24
0.0136	999.83
0.0201	1000.84
0.0299	1001.79
0.0480	1001.61
0.0596	1000.55
0.0865	998.76
0.1034	997.68
0.2033	992.5
0.2997	987.71
0.3810	983.12
0.5038	977.2
0.5763	973.62
0.7036	967.47
0.8019	962.35
0.9189	957.18

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Butanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
293.15	0.0000	998.18
293.15	0.0165	1002.55
293.15	0.0214	1003.38
293.15	0.0335	1004.38
293.15	0.0373	1004.49
293.15	0.0452	1004.3
293.15	0.0500	1004.13
293.15	0.0583	1003.61
293.15	0.0696	1002.83
293.15	0.0772	1002.34
293.15	0.0900	1001.61
293.15	0.0995	1001.12
293.15	0.1172	1000.27
293.15	0.1310	999.59
293.15	0.1443	998.82
293.15	0.1767	997.16
298.15	0.0000	997.01
298.15	0.0165	1000.29
298.15	0.0214	1001.03
298.15	0.0335	1001.93
298.15	0.0373	1001.94
298.15	0.0452	1001.66
298.15	0.0500	1001.39
298.15	0.0583	1000.77
298.15	0.0696	999.9
298.15	0.0772	999.13
298.15	0.0900	998.48
298.15	0.0995	997.91
298.15	0.1172	996.95
298.15	0.1310	996.11
298.15	0.1443	995.31
298.15	0.1767	993.56
303.15	0.0000	995.61
303.15	0.0165	998.03
303.15	0.0214	998.67
303.15	0.0335	999.47
303.15	0.0373	999.38
303.15	0.0452	999.01
303.15	0.0500	998.64
303.15	0.0583	997.92
303.15	0.0696	996.96
303.15	0.0772	995.79
303.15	0.0900	995.24
303.15	0.0995	994.7
303.15	0.1172	993.63
303.15	0.1310	992.63
303.15	0.1443	991.8
303.15	0.1767	989.96
308.15	0.0000	994.0
308.15	0.0165	995.86
308.15	0.0214	996.41
308.15	0.0335	997.11
308.15	0.0373	996.93
308.15	0.0452	996.46
308.15	0.0500	995.99
308.15	0.0583	995.18
308.15	0.0696	994.11
308.15	0.0772	992.85
308.15	0.0900	991.96
308.15	0.0995	991.51
308.15	0.1172	990.42
308.15	0.1310	989.31
308.15	0.1443	988.32
308.15	0.1767	986.45

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 298 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Butanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
0.0000	997.04
0.0001	997.07
0.0002	997.07
0.0004	997.09
0.0006	997.08
0.0008	997.12
0.0021	997.2
0.0023	997.22
0.0043	997.33
0.0070	997.57
0.0076	997.62
0.0151	998.25
0.0157	998.3
0.0285	999.62
0.0453	1001.89
0.0508	1002.79
0.0589	1004.25
0.0730	1000.5
0.0870	1001.01
0.0974	1014.17

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 298.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
0.0000	997.14
0.0001	997.28
0.0006	997.35
0.0016	997.39
0.0056	998.24
0.0136	999.83
0.0201	1000.84
0.0299	1001.79
0.0480	1001.61
0.0596	1000.55
0.0865	998.76
0.1034	997.68
0.2033	992.5
0.2997	987.71
0.3810	983.12
0.5038	977.2
0.5763	973.62
0.7036	967.47
0.8019	962.35
0.9189	957.18

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Butanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
293.15	0.0000	998.18
293.15	0.0165	1002.55
293.15	0.0214	1003.38
293.15	0.0335	1004.38
293.15	0.0373	1004.49
293.15	0.0452	1004.3
293.15	0.0500	1004.13
293.15	0.0583	1003.61
293.15	0.0696	1002.83
293.15	0.0772	1002.34
293.15	0.0900	1001.61
293.15	0.0995	1001.12
293.15	0.1172	1000.27
293.15	0.1310	999.59
293.15	0.1443	998.82
293.15	0.1767	997.16
298.15	0.0000	997.01
298.15	0.0165	1000.29
298.15	0.0214	1001.03
298.15	0.0335	1001.93
298.15	0.0373	1001.94
298.15	0.0452	1001.66
298.15	0.0500	1001.39
298.15	0.0583	1000.77
298.15	0.0696	999.9
298.15	0.0772	999.13
298.15	0.0900	998.48
298.15	0.0995	997.91
298.15	0.1172	996.95
298.15	0.1310	996.11
298.15	0.1443	995.31
298.15	0.1767	993.56
303.15	0.0000	995.61
303.15	0.0165	998.03
303.15	0.0214	998.67
303.15	0.0335	999.47
303.15	0.0373	999.38
303.15	0.0452	999.01
303.15	0.0500	998.64
303.15	0.0583	997.92
303.15	0.0696	996.96
303.15	0.0772	995.79
303.15	0.0900	995.24
303.15	0.0995	994.7
303.15	0.1172	993.63
303.15	0.1310	992.63
303.15	0.1443	991.8
303.15	0.1767	989.96
308.15	0.0000	994.0
308.15	0.0165	995.86
308.15	0.0214	996.41
308.15	0.0335	997.11
308.15	0.0373	996.93
308.15	0.0452	996.46
308.15	0.0500	995.99
308.15	0.0583	995.18
308.15	0.0696	994.11
308.15	0.0772	992.85
308.15	0.0900	991.96
308.15	0.0995	991.51
308.15	0.1172	990.42
308.15	0.1310	989.31
308.15	0.1443	988.32
308.15	0.1767	986.45

Surface tension liquid-gas, N/m [ref]

Operational condition: Temperature, K = 298.15 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Surface tension liquid-gas, N/m - Liquid
0.0000	0.0711
0.0001	0.0705
0.0006	0.0663
0.0016	0.0603
0.0028	0.0551
0.0056	0.0463
0.0075	0.0421
0.0136	0.0359
0.0201	0.0319
0.0299	0.0292
0.0480	0.0285
0.0596	0.0284
0.0865	0.0282
0.1034	0.0282
0.2033	0.0279
0.2997	0.0277
0.3810	0.0277
0.5038	0.0276
0.5763	0.0274
0.7036	0.0271
0.8019	0.0269
0.9189	0.0265

Surface tension liquid-gas, N/m [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Butanoic acid (1) - Liquid	Surface tension liquid-gas, N/m - Liquid
293.15	0.0000	0.0726
293.15	0.0047	0.0505
293.15	0.0066	0.0459
293.15	0.0090	0.0416
293.15	0.0100	0.0403
293.15	0.0127	0.0374
293.15	0.0143	0.0361
293.15	0.0165	0.0346
293.15	0.0335	0.0293
293.15	0.0452	0.0285
293.15	0.0583	0.0285
293.15	0.0872	0.0286
293.15	0.0995	0.0285
293.15	0.1147	0.0284
293.15	0.1340	0.0282
293.15	0.1428	0.0282
293.15	0.1767	0.0282
298.15	0.0000	0.0718
298.15	0.0047	0.0500
298.15	0.0066	0.0453
298.15	0.0090	0.0410
298.15	0.0100	0.0397
298.15	0.0127	0.0368
298.15	0.0143	0.0356
298.15	0.0165	0.0342
298.15	0.0335	0.0289
298.15	0.0452	0.0283
298.15	0.0583	0.0284
298.15	0.0872	0.0283
298.15	0.0995	0.0282
298.15	0.1147	0.0282
298.15	0.1340	0.0281
298.15	0.1428	0.0281
298.15	0.1767	0.0280
303.15	0.0000	0.0710
303.15	0.0047	0.0491
303.15	0.0066	0.0447
303.15	0.0090	0.0404
303.15	0.0100	0.0391
303.15	0.0127	0.0362
303.15	0.0143	0.0350
303.15	0.0165	0.0336
303.15	0.0335	0.0286
303.15	0.0452	0.0281
303.15	0.0583	0.0281
303.15	0.0872	0.0279
303.15	0.0995	0.0279
303.15	0.1147	0.0278
303.15	0.1340	0.0278
303.15	0.1428	0.0278
303.15	0.1767	0.0278
308.15	0.0000	0.0702
308.15	0.0047	0.0486
308.15	0.0066	0.0440
308.15	0.0090	0.0397
308.15	0.0100	0.0385
308.15	0.0127	0.0357
308.15	0.0143	0.0345
308.15	0.0165	0.0332
308.15	0.0335	0.0284
308.15	0.0452	0.0279
308.15	0.0583	0.0279
308.15	0.0872	0.0277
308.15	0.0995	0.0277
308.15	0.1147	0.0276
308.15	0.1340	0.0276
308.15	0.1428	0.0276
308.15	0.1767	0.0275

Surface tension liquid-gas, N/m [ref]

Operational condition: Temperature, K = 298.15 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Surface tension liquid-gas, N/m - Liquid
0.0000	0.0711
0.0001	0.0705
0.0006	0.0663
0.0016	0.0603
0.0028	0.0551
0.0056	0.0463
0.0075	0.0421
0.0136	0.0359
0.0201	0.0319
0.0299	0.0292
0.0480	0.0285
0.0596	0.0284
0.0865	0.0282
0.1034	0.0282
0.2033	0.0279
0.2997	0.0277
0.3810	0.0277
0.5038	0.0276
0.5763	0.0274
0.7036	0.0271
0.8019	0.0269
0.9189	0.0265

Surface tension liquid-gas, N/m [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Butanoic acid (1) - Liquid	Surface tension liquid-gas, N/m - Liquid
293.15	0.0000	0.0726
293.15	0.0047	0.0505
293.15	0.0066	0.0459
293.15	0.0090	0.0416
293.15	0.0100	0.0403
293.15	0.0127	0.0374
293.15	0.0143	0.0361
293.15	0.0165	0.0346
293.15	0.0335	0.0293
293.15	0.0452	0.0285
293.15	0.0583	0.0285
293.15	0.0872	0.0286
293.15	0.0995	0.0285
293.15	0.1147	0.0284
293.15	0.1340	0.0282
293.15	0.1428	0.0282
293.15	0.1767	0.0282
298.15	0.0000	0.0718
298.15	0.0047	0.0500
298.15	0.0066	0.0453
298.15	0.0090	0.0410
298.15	0.0100	0.0397
298.15	0.0127	0.0368
298.15	0.0143	0.0356
298.15	0.0165	0.0342
298.15	0.0335	0.0289
298.15	0.0452	0.0283
298.15	0.0583	0.0284
298.15	0.0872	0.0283
298.15	0.0995	0.0282
298.15	0.1147	0.0282
298.15	0.1340	0.0281
298.15	0.1428	0.0281
298.15	0.1767	0.0280
303.15	0.0000	0.0710
303.15	0.0047	0.0491
303.15	0.0066	0.0447
303.15	0.0090	0.0404
303.15	0.0100	0.0391
303.15	0.0127	0.0362
303.15	0.0143	0.0350
303.15	0.0165	0.0336
303.15	0.0335	0.0286
303.15	0.0452	0.0281
303.15	0.0583	0.0281
303.15	0.0872	0.0279
303.15	0.0995	0.0279
303.15	0.1147	0.0278
303.15	0.1340	0.0278
303.15	0.1428	0.0278
303.15	0.1767	0.0278
308.15	0.0000	0.0702
308.15	0.0047	0.0486
308.15	0.0066	0.0440
308.15	0.0090	0.0397
308.15	0.0100	0.0385
308.15	0.0127	0.0357
308.15	0.0143	0.0345
308.15	0.0165	0.0332
308.15	0.0335	0.0284
308.15	0.0452	0.0279
308.15	0.0583	0.0279
308.15	0.0872	0.0277
308.15	0.0995	0.0277
308.15	0.1147	0.0276
308.15	0.1340	0.0276
308.15	0.1428	0.0276
308.15	0.1767	0.0275

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 84.5 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.9790	268.65
0.9130	266.15
0.8510	265.35
0.8110	263.85
0.7630	263.15
0.7120	261.55

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 84.5 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.6160	260.85
0.5420	261.25
0.5010	262.05
0.4420	263.55
0.4090	264.05
0.3450	265.75
0.2730	267.25
0.2320	268.05
0.1670	269.15
0.1190	269.95
0.0490	271.65
0.0000	273.15

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 84.5 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.9790	268.65
0.9130	266.15
0.8510	265.35
0.8110	263.85
0.7630	263.15
0.7120	261.55

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 84.5 (Liquid)

Mole fraction of Butanoic acid (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.6160	260.85
0.5420	261.25
0.5010	262.05
0.4420	263.55
0.4090	264.05
0.3450	265.75
0.2730	267.25
0.2320	268.05
0.1670	269.15
0.1190	269.95
0.0490	271.65
0.0000	273.15

Sources

• Experiment and correlation of osmotic coefficient for aqueous solution of carboxylic acids using NRTL nonrandom factor model
• Effect of temperature on the dilution enthalpies of carboxylic acids in aqueous solutions
• Differential scanning calorimetry determination of phase diagrams and water activities of aqueous carboxylic acid solutions
• Extraction of Butyric Acid by Phosphonium Decanoate Ionic Liquid
• Refractive Index, Surface Tension, and Density of Aqueous Mixtures of Carboxylic Acids at 298.15 K
• Apparent Molar Volume and Surface Tension of Dilute Aqueous Solutions of Carboxylic Acids