Mixture of Benzene + Heptane

Datasets

1. Mole fraction (2)
2. η - Viscosity, Pa*s (2)
3. Excess molar enthalpy (molar enthalpy (2)
4. P_vap - Vapor or sublimation pressure, kPa (4)
5. n₀ - Refractive index (Na D-line) (2)
6. ρ_l - Mass density, kg/m3 (4)
7. c_sound,fluid - Speed of Sound, m/s (2)
8. Tracer diffusion coefficient, m2/s (4)

Mole fraction of Heptane (2) [ref]

Fixed		Measured
Mole fraction of Heptane (2) - Liquid	Temperature, K - Liquid	Mole fraction of Heptane (2) - Gas
0.2145	323.20	0.1435
0.4053	323.20	0.2631
0.6289	323.20	0.4401
0.8025	323.20	0.6295
0.1986	343.20	0.1395
0.4011	343.20	0.2615
0.6123	343.20	0.4423
0.7998	343.20	0.6315
0.1998	363.20	0.1498
0.3856	363.20	0.2821
0.5997	363.20	0.4354
0.8008	363.20	0.6597

Mole fraction of Heptane (2) [ref]

Fixed		Measured
Mole fraction of Heptane (2) - Liquid	Temperature, K - Liquid	Mole fraction of Heptane (2) - Gas
0.2145	323.20	0.1435
0.4053	323.20	0.2631
0.6289	323.20	0.4401
0.8025	323.20	0.6295
0.1986	343.20	0.1395
0.4011	343.20	0.2615
0.6123	343.20	0.4423
0.7998	343.20	0.6315
0.1998	363.20	0.1498
0.3856	363.20	0.2821
0.5997	363.20	0.4354
0.8008	363.20	0.6597

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Viscosity, Pa*s - Liquid
308.15	0.0000	0.0003
308.15	0.1099	0.0004
308.15	0.2052	0.0004
308.15	0.2896	0.0004
308.15	0.4212	0.0004
308.15	0.5078	0.0004
308.15	0.6087	0.0004
308.15	0.7263	0.0004
308.15	0.7936	0.0004
308.15	0.8987	0.0005
308.15	1.0000	0.0005
313.15	0.0000	0.0003
313.15	0.1099	0.0003
313.15	0.2052	0.0003
313.15	0.2896	0.0003
313.15	0.4212	0.0003
313.15	0.5078	0.0004
313.15	0.6087	0.0004
313.15	0.7263	0.0004
313.15	0.7936	0.0004
313.15	0.8987	0.0004
313.15	1.0000	0.0005

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Viscosity, Pa*s - Liquid
308.15	0.0000	0.0003
308.15	0.1099	0.0004
308.15	0.2052	0.0004
308.15	0.2896	0.0004
308.15	0.4212	0.0004
308.15	0.5078	0.0004
308.15	0.6087	0.0004
308.15	0.7263	0.0004
308.15	0.7936	0.0004
308.15	0.8987	0.0005
308.15	1.0000	0.0005
313.15	0.0000	0.0003
313.15	0.1099	0.0003
313.15	0.2052	0.0003
313.15	0.2896	0.0003
313.15	0.4212	0.0003
313.15	0.5078	0.0004
313.15	0.6087	0.0004
313.15	0.7263	0.0004
313.15	0.7936	0.0004
313.15	0.8987	0.0004
313.15	1.0000	0.0005

Excess molar enthalpy (molar enthalpy of mixing), kJ/mol [ref]

Operational conditions:

• Temperature, K = 303.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Benzene (1) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.2481	0.6047
0.5000	0.9235
0.7576	0.7775

Excess molar enthalpy (molar enthalpy of mixing), kJ/mol [ref]

Operational conditions:

• Temperature, K = 303.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Benzene (1) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.2481	0.6047
0.5000	0.9235
0.7576	0.7775

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Heptane (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.2145	323.20	33.90
0.4053	323.20	31.30
0.6289	323.20	28.10
0.8025	323.20	22.90
0.1986	343.20	70.00
0.4011	343.20	64.30
0.6123	343.20	57.10
0.7998	343.20	48.50
0.1998	363.20	130.20
0.3856	363.20	120.80
0.5997	363.20	108.00
0.8008	363.20	95.10

Vapor or sublimation pressure, kPa [ref]

Operational condition: Mole fraction = 0.6986 (Liquid)

Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
412.97	461.00
427.96	622.00
442.96	824.00
457.96	1072.00
472.96	1372.00
487.96	1732.00

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Heptane (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.2145	323.20	33.90
0.4053	323.20	31.30
0.6289	323.20	28.10
0.8025	323.20	22.90
0.1986	343.20	70.00
0.4011	343.20	64.30
0.6123	343.20	57.10
0.7998	343.20	48.50
0.1998	363.20	130.20
0.3856	363.20	120.80
0.5997	363.20	108.00
0.8008	363.20	95.10

Vapor or sublimation pressure, kPa [ref]

Operational condition: Mole fraction = 0.6986 (Liquid)

Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
412.97	461.00
427.96	622.00
442.96	824.00
457.96	1072.00
472.96	1372.00
487.96	1732.00

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 313.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Heptane (2) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	1.4875
0.0511	1.4778
0.1025	1.4681
0.1998	1.4527
0.2987	1.4381
0.3972	1.4259
0.5013	1.4148
0.5998	1.4055
0.6980	1.3978
0.8043	1.3899
0.9013	1.3832
0.9518	1.3802
1.0000	1.3774

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 313.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Heptane (2) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	1.4875
0.0511	1.4778
0.1025	1.4681
0.1998	1.4527
0.2987	1.4381
0.3972	1.4259
0.5013	1.4148
0.5998	1.4055
0.6980	1.3978
0.8043	1.3899
0.9013	1.3832
0.9518	1.3802
1.0000	1.3774

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Mass density, kg/m3 - Liquid
308.15	0.0000	671.3
308.15	0.1099	683.6
308.15	0.2052	695.3
308.15	0.2896	706.6
308.15	0.4212	726.5
308.15	0.5078	740.9
308.15	0.6087	760.0
308.15	0.7263	785.5
308.15	0.7936	801.9
308.15	0.8987	830.6
308.15	1.0000	862.9
313.15	0.0000	667.1
313.15	0.1099	679.4
313.15	0.2052	691.1
313.15	0.2896	702.4
313.15	0.4212	722.1
313.15	0.5078	736.4
313.15	0.6087	755.4
313.15	0.7263	780.8
313.15	0.7936	797.1
313.15	0.8987	825.6
313.15	1.0000	857.7

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 313.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Heptane (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	857.4
0.0511	840.8
0.1025	825.2
0.1998	798.6
0.2987	775.0
0.3972	754.3
0.5013	734.9
0.5998	718.5
0.6980	703.7
0.8043	689.4
0.9013	677.7
0.9518	671.9
1.0000	666.6

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Mass density, kg/m3 - Liquid
308.15	0.0000	671.3
308.15	0.1099	683.6
308.15	0.2052	695.3
308.15	0.2896	706.6
308.15	0.4212	726.5
308.15	0.5078	740.9
308.15	0.6087	760.0
308.15	0.7263	785.5
308.15	0.7936	801.9
308.15	0.8987	830.6
308.15	1.0000	862.9
313.15	0.0000	667.1
313.15	0.1099	679.4
313.15	0.2052	691.1
313.15	0.2896	702.4
313.15	0.4212	722.1
313.15	0.5078	736.4
313.15	0.6087	755.4
313.15	0.7263	780.8
313.15	0.7936	797.1
313.15	0.8987	825.6
313.15	1.0000	857.7

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 313.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Heptane (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	857.4
0.0511	840.8
0.1025	825.2
0.1998	798.6
0.2987	775.0
0.3972	754.3
0.5013	734.9
0.5998	718.5
0.6980	703.7
0.8043	689.4
0.9013	677.7
0.9518	671.9
1.0000	666.6

Speed of sound, m/s [ref]

Operational conditions:

• Temperature, K = 313.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Heptane (2) - Liquid	Speed of sound, m/s - Liquid
0.0000	1230.0
0.0511	1210.9
0.1025	1193.3
0.1998	1165.5
0.2987	1142.8
0.3972	1124.4
0.5013	1108.9
0.5998	1096.8
0.6980	1086.4
0.8043	1077.8
0.9013	1071.6
0.9518	1068.8
1.0000	1066.5

Speed of sound, m/s [ref]

Operational conditions:

• Temperature, K = 313.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of Heptane (2) - Liquid	Speed of sound, m/s - Liquid
0.0000	1230.0
0.0511	1210.9
0.1025	1193.3
0.1998	1165.5
0.2987	1142.8
0.3972	1124.4
0.5013	1108.9
0.5998	1096.8
0.6980	1086.4
0.8043	1077.8
0.9013	1071.6
0.9518	1068.8
1.0000	1066.5

Tracer diffusion coefficient, m2/s of Benzene (1) [ref]

Fixed			Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mole fraction of Benzene (1) - Liquid	Tracer diffusion coefficient, m2/s of Benzene (1) - Liquid
298.15	101.30	0.0000	3.75

Binary diffusion coefficient, m2/s [ref]

Fixed			Measured
Mole fraction of Benzene (1) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Binary diffusion coefficient, m2/s - Liquid
0.0000	101.00	298.15	0.0000

Tracer diffusion coefficient, m2/s of Benzene (1) [ref]

Fixed			Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mole fraction of Benzene (1) - Liquid	Tracer diffusion coefficient, m2/s of Benzene (1) - Liquid
298.15	101.30	0.0000	3.75

Binary diffusion coefficient, m2/s [ref]

Fixed			Measured
Mole fraction of Benzene (1) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Binary diffusion coefficient, m2/s - Liquid
0.0000	101.00	298.15	0.0000

Sources

• Viscometric and Volumetric Properties of 10 Regular Binary Systems at 308.15 K and 313.15 K
• Vapor-liquid equilibria for n-heptane + (benzene, toluene, pxylene, or ethylbenzene) + {[4empy][Tf2N] (0.3) + [emim][DCA] (0.7)} binary ionic liquid mixture
• Quantitative comparison between predicted and experimental binary n-alkane p benzene phase behaviors using cubic and PC-SAFT EOS
• Experimental densities, refractive indices, and speeds of sound of 12 binary mixtures containing alkanes and aromatic compounds at T = 313.15 K
• Correlation and prediction of the phase behavior and thermal properties of binary and ternary systems of 2,2 -oxybis[propane] + benzene, toluene, cyclohexane or n-heptane
• Diffusion Coefficients of Aromatic Compounds at Infinite Dilution in Binary Mixtures at 298.15 K
• Diffusion Coefficients of Organic Compounds at Infinite Dilution in Mixtures Involving Associating Compounds. Experimental Determination and Modeling by Group Contribution Methods