Mixture of sodium chloride + Urea, tetramethyl- + Water

Datasets

1. ρ_l - Mass density, kg/m3 (2)
2. c_sound,fluid - Speed of Sound, m/s (2)

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed			Measured
Solvent: Ratio of amount of component to mass of solvent, mol/kg of sodium chloride (1) - Liquid	Temperature, K - Liquid	Molality, mol/kg of Urea, tetramethyl- (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	288.15	0.0000	999.105
0.0000	288.15	0.0531	999.175
0.0000	288.15	0.0847	999.224
0.0000	288.15	0.1165	999.275
0.0000	288.15	0.1526	999.338
0.0000	288.15	0.2129	999.46
0.0000	288.15	0.2671	999.579
0.0000	288.15	0.3243	999.719
0.0000	298.15	0.0000	997.059
0.0000	298.15	0.0531	997.09
0.0000	298.15	0.0847	997.115
0.0000	298.15	0.1165	997.14
0.0000	298.15	0.1526	997.175
0.0000	298.15	0.2129	997.249
0.0000	298.15	0.2671	997.324
0.0000	298.15	0.3243	997.417
0.0000	308.15	0.0000	994.046
0.0000	308.15	0.0531	994.048
0.0000	308.15	0.0847	994.054
0.0000	308.15	0.1165	994.06
0.0000	308.15	0.1526	994.068
0.0000	308.15	0.2129	994.099
0.0000	308.15	0.2671	994.135
0.0000	308.15	0.3243	994.179
0.4915	288.15	0.0000	1019.891
0.4915	288.15	0.0536	1019.842
0.4915	288.15	0.0841	1019.817
0.4915	288.15	0.1156	1019.795
0.4915	288.15	0.1579	1019.782
0.4915	288.15	0.2117	1019.77
0.4915	288.15	0.2654	1019.769
0.4915	288.15	0.3213	1019.778
0.4915	298.15	0.0000	1017.321
0.4915	298.15	0.0536	1017.238
0.4915	298.15	0.0841	1017.192
0.4915	298.15	0.1156	1017.15
0.4915	298.15	0.1579	1017.108
0.4915	298.15	0.2117	1017.057
0.4915	298.15	0.2654	1017.015
0.4915	298.15	0.3213	1016.983
0.4915	308.15	0.0000	1013.946
0.4915	308.15	0.0536	1013.833
0.4915	308.15	0.0841	1013.771
0.4915	308.15	0.1156	1013.708
0.4915	308.15	0.1579	1013.638
0.4915	308.15	0.2117	1013.552
0.4915	308.15	0.2654	1013.474
0.4915	308.15	0.3213	1013.399
0.9634	288.15	0.0000	1040.05
0.9634	288.15	0.0550	1039.872
0.9634	288.15	0.0851	1039.775
0.9634	288.15	0.1171	1039.686
0.9634	288.15	0.1601	1039.564
0.9634	288.15	0.2138	1039.43
0.9634	288.15	0.2697	1039.303
0.9634	288.15	0.3261	1039.172
0.9634	298.15	0.0000	1037.033
0.9634	298.15	0.0550	1036.821
0.9634	298.15	0.0851	1036.707
0.9634	298.15	0.1171	1036.597
0.9634	298.15	0.1601	1036.45
0.9634	298.15	0.2138	1036.28
0.9634	298.15	0.2697	1036.116
0.9634	298.15	0.3261	1035.945
0.9634	308.15	0.0000	1033.327
0.9634	308.15	0.0550	1033.093
0.9634	308.15	0.0851	1032.964
0.9634	308.15	0.1171	1032.838
0.9634	308.15	0.1601	1032.663
0.9634	308.15	0.2138	1032.459
0.9634	308.15	0.2697	1032.258
0.9634	308.15	0.3261	1032.05

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed			Measured
Solvent: Ratio of amount of component to mass of solvent, mol/kg of sodium chloride (1) - Liquid	Temperature, K - Liquid	Molality, mol/kg of Urea, tetramethyl- (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	288.15	0.0000	999.105
0.0000	288.15	0.0531	999.175
0.0000	288.15	0.0847	999.224
0.0000	288.15	0.1165	999.275
0.0000	288.15	0.1526	999.338
0.0000	288.15	0.2129	999.46
0.0000	288.15	0.2671	999.579
0.0000	288.15	0.3243	999.719
0.0000	298.15	0.0000	997.059
0.0000	298.15	0.0531	997.09
0.0000	298.15	0.0847	997.115
0.0000	298.15	0.1165	997.14
0.0000	298.15	0.1526	997.175
0.0000	298.15	0.2129	997.249
0.0000	298.15	0.2671	997.324
0.0000	298.15	0.3243	997.417
0.0000	308.15	0.0000	994.046
0.0000	308.15	0.0531	994.048
0.0000	308.15	0.0847	994.054
0.0000	308.15	0.1165	994.06
0.0000	308.15	0.1526	994.068
0.0000	308.15	0.2129	994.099
0.0000	308.15	0.2671	994.135
0.0000	308.15	0.3243	994.179
0.4915	288.15	0.0000	1019.891
0.4915	288.15	0.0536	1019.842
0.4915	288.15	0.0841	1019.817
0.4915	288.15	0.1156	1019.795
0.4915	288.15	0.1579	1019.782
0.4915	288.15	0.2117	1019.77
0.4915	288.15	0.2654	1019.769
0.4915	288.15	0.3213	1019.778
0.4915	298.15	0.0000	1017.321
0.4915	298.15	0.0536	1017.238
0.4915	298.15	0.0841	1017.192
0.4915	298.15	0.1156	1017.15
0.4915	298.15	0.1579	1017.108
0.4915	298.15	0.2117	1017.057
0.4915	298.15	0.2654	1017.015
0.4915	298.15	0.3213	1016.983
0.4915	308.15	0.0000	1013.946
0.4915	308.15	0.0536	1013.833
0.4915	308.15	0.0841	1013.771
0.4915	308.15	0.1156	1013.708
0.4915	308.15	0.1579	1013.638
0.4915	308.15	0.2117	1013.552
0.4915	308.15	0.2654	1013.474
0.4915	308.15	0.3213	1013.399
0.9634	288.15	0.0000	1040.05
0.9634	288.15	0.0550	1039.872
0.9634	288.15	0.0851	1039.775
0.9634	288.15	0.1171	1039.686
0.9634	288.15	0.1601	1039.564
0.9634	288.15	0.2138	1039.43
0.9634	288.15	0.2697	1039.303
0.9634	288.15	0.3261	1039.172
0.9634	298.15	0.0000	1037.033
0.9634	298.15	0.0550	1036.821
0.9634	298.15	0.0851	1036.707
0.9634	298.15	0.1171	1036.597
0.9634	298.15	0.1601	1036.45
0.9634	298.15	0.2138	1036.28
0.9634	298.15	0.2697	1036.116
0.9634	298.15	0.3261	1035.945
0.9634	308.15	0.0000	1033.327
0.9634	308.15	0.0550	1033.093
0.9634	308.15	0.0851	1032.964
0.9634	308.15	0.1171	1032.838
0.9634	308.15	0.1601	1032.663
0.9634	308.15	0.2138	1032.459
0.9634	308.15	0.2697	1032.258
0.9634	308.15	0.3261	1032.05

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Frequency, MHz = 3 (Liquid)

Fixed			Measured
Solvent: Ratio of amount of component to mass of solvent, mol/kg of sodium chloride (1) - Liquid	Temperature, K - Liquid	Molality, mol/kg of Urea, tetramethyl- (2) - Liquid	Speed of sound, m/s - Liquid
0.0000	288.15	0.0000	1466.58
0.0000	288.15	0.0531	1471.48
0.0000	288.15	0.0847	1474.31
0.0000	288.15	0.1165	1477.1
0.0000	288.15	0.1526	1480.23
0.0000	288.15	0.2129	1485.4
0.0000	288.15	0.2671	1489.95
0.0000	288.15	0.3243	1494.64
0.0000	298.15	0.0000	1496.89
0.0000	298.15	0.0531	1500.89
0.0000	298.15	0.0847	1503.22
0.0000	298.15	0.1165	1505.47
0.0000	298.15	0.1526	1508.04
0.0000	298.15	0.2129	1512.22
0.0000	298.15	0.2671	1515.93
0.0000	298.15	0.3243	1519.71
0.0000	308.15	0.0000	1519.96
0.0000	308.15	0.0531	1523.16
0.0000	308.15	0.0847	1525.01
0.0000	308.15	0.1165	1526.85
0.0000	308.15	0.1526	1528.89
0.0000	308.15	0.2129	1532.25
0.0000	308.15	0.2671	1535.21
0.0000	308.15	0.3243	1538.24
0.4915	288.15	0.0000	1500.19
0.4915	288.15	0.0536	1504.88
0.4915	288.15	0.0841	1507.51
0.4915	288.15	0.1156	1510.2
0.4915	288.15	0.1579	1513.75
0.4915	288.15	0.2117	1518.18
0.4915	288.15	0.2654	1522.52
0.4915	288.15	0.3213	1526.95
0.4915	298.15	0.0000	1527.92
0.4915	298.15	0.0536	1531.76
0.4915	298.15	0.0841	1533.88
0.4915	298.15	0.1156	1536.06
0.4915	298.15	0.1579	1538.96
0.4915	298.15	0.2117	1542.54
0.4915	298.15	0.2654	1546.05
0.4915	298.15	0.3213	1549.6
0.4915	308.15	0.0000	1548.91
0.4915	308.15	0.0536	1551.97
0.4915	308.15	0.0841	1553.68
0.4915	308.15	0.1156	1555.43
0.4915	308.15	0.1579	1557.73
0.4915	308.15	0.2117	1560.59
0.4915	308.15	0.2654	1563.36
0.4915	308.15	0.3213	1566.18
0.9634	288.15	0.0000	1532.86
0.9634	288.15	0.0550	1537.46
0.9634	288.15	0.0851	1539.93
0.9634	288.15	0.1171	1542.55
0.9634	288.15	0.1601	1545.98
0.9634	288.15	0.2138	1550.18
0.9634	288.15	0.2697	1554.47
0.9634	288.15	0.3261	1559.0
0.9634	298.15	0.0000	1558.02
0.9634	298.15	0.0550	1561.73
0.9634	298.15	0.0851	1563.75
0.9634	298.15	0.1171	1565.87
0.9634	298.15	0.1601	1568.65
0.9634	298.15	0.2138	1572.03
0.9634	298.15	0.2697	1575.48
0.9634	298.15	0.3261	1579.23
0.9634	308.15	0.0000	1576.96
0.9634	308.15	0.0550	1579.91
0.9634	308.15	0.0851	1581.5
0.9634	308.15	0.1171	1583.18
0.9634	308.15	0.1601	1585.36
0.9634	308.15	0.2138	1588.04
0.9634	308.15	0.2697	1590.75
0.9634	308.15	0.3261	1593.83

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Frequency, MHz = 3 (Liquid)

Fixed			Measured
Solvent: Ratio of amount of component to mass of solvent, mol/kg of sodium chloride (1) - Liquid	Temperature, K - Liquid	Molality, mol/kg of Urea, tetramethyl- (2) - Liquid	Speed of sound, m/s - Liquid
0.0000	288.15	0.0000	1466.58
0.0000	288.15	0.0531	1471.48
0.0000	288.15	0.0847	1474.31
0.0000	288.15	0.1165	1477.1
0.0000	288.15	0.1526	1480.23
0.0000	288.15	0.2129	1485.4
0.0000	288.15	0.2671	1489.95
0.0000	288.15	0.3243	1494.64
0.0000	298.15	0.0000	1496.89
0.0000	298.15	0.0531	1500.89
0.0000	298.15	0.0847	1503.22
0.0000	298.15	0.1165	1505.47
0.0000	298.15	0.1526	1508.04
0.0000	298.15	0.2129	1512.22
0.0000	298.15	0.2671	1515.93
0.0000	298.15	0.3243	1519.71
0.0000	308.15	0.0000	1519.96
0.0000	308.15	0.0531	1523.16
0.0000	308.15	0.0847	1525.01
0.0000	308.15	0.1165	1526.85
0.0000	308.15	0.1526	1528.89
0.0000	308.15	0.2129	1532.25
0.0000	308.15	0.2671	1535.21
0.0000	308.15	0.3243	1538.24
0.4915	288.15	0.0000	1500.19
0.4915	288.15	0.0536	1504.88
0.4915	288.15	0.0841	1507.51
0.4915	288.15	0.1156	1510.2
0.4915	288.15	0.1579	1513.75
0.4915	288.15	0.2117	1518.18
0.4915	288.15	0.2654	1522.52
0.4915	288.15	0.3213	1526.95
0.4915	298.15	0.0000	1527.92
0.4915	298.15	0.0536	1531.76
0.4915	298.15	0.0841	1533.88
0.4915	298.15	0.1156	1536.06
0.4915	298.15	0.1579	1538.96
0.4915	298.15	0.2117	1542.54
0.4915	298.15	0.2654	1546.05
0.4915	298.15	0.3213	1549.6
0.4915	308.15	0.0000	1548.91
0.4915	308.15	0.0536	1551.97
0.4915	308.15	0.0841	1553.68
0.4915	308.15	0.1156	1555.43
0.4915	308.15	0.1579	1557.73
0.4915	308.15	0.2117	1560.59
0.4915	308.15	0.2654	1563.36
0.4915	308.15	0.3213	1566.18
0.9634	288.15	0.0000	1532.86
0.9634	288.15	0.0550	1537.46
0.9634	288.15	0.0851	1539.93
0.9634	288.15	0.1171	1542.55
0.9634	288.15	0.1601	1545.98
0.9634	288.15	0.2138	1550.18
0.9634	288.15	0.2697	1554.47
0.9634	288.15	0.3261	1559.0
0.9634	298.15	0.0000	1558.02
0.9634	298.15	0.0550	1561.73
0.9634	298.15	0.0851	1563.75
0.9634	298.15	0.1171	1565.87
0.9634	298.15	0.1601	1568.65
0.9634	298.15	0.2138	1572.03
0.9634	298.15	0.2697	1575.48
0.9634	298.15	0.3261	1579.23
0.9634	308.15	0.0000	1576.96
0.9634	308.15	0.0550	1579.91
0.9634	308.15	0.0851	1581.5
0.9634	308.15	0.1171	1583.18
0.9634	308.15	0.1601	1585.36
0.9634	308.15	0.2138	1588.04
0.9634	308.15	0.2697	1590.75
0.9634	308.15	0.3261	1593.83

Sources

• Effect of temperature and ionic strength on volumetric and acoustic properties of solutions of urea alkyl derivatives in aqueous NaCl