Mixture of Heptanoic acid + Butanoic acid

Datasets

1. n₀ - Refractive index (Na D-line) (2)
2. ρ_l - Mass density, kg/m3 (2)
3. c_sound,fluid - Speed of Sound, m/s (2)

Refractive index (Na D-line) [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Heptanoic acid (1) - Liquid	Refractive index (Na D-line) - Liquid
293.15	0.0000	1.3983
293.15	0.0559	1.4005
293.15	0.1059	1.4024
293.15	0.2061	1.4054
293.15	0.3087	1.4084
293.15	0.4037	1.4109
293.15	0.5037	1.4134
293.15	0.6006	1.4157
293.15	0.7049	1.4179
293.15	0.8050	1.4199
293.15	0.9052	1.4217
293.15	0.9575	1.4226
293.15	1.0000	1.4234
298.15	0.0000	1.3963
298.15	0.0559	1.3984
298.15	0.1059	1.4001
298.15	0.2061	1.4033
298.15	0.3087	1.4063
298.15	0.4037	1.4089
298.15	0.5037	1.4114
298.15	0.6006	1.4136
298.15	0.7049	1.4159
298.15	0.8050	1.4179
298.15	0.9052	1.4197
298.15	0.9575	1.4207
298.15	1.0000	1.4214
303.15	0.0000	1.3942
303.15	0.0559	1.3963
303.15	0.1059	1.398
303.15	0.2061	1.4012
303.15	0.3087	1.4042
303.15	0.4037	1.4068
303.15	0.5037	1.4093
303.15	0.6006	1.4116
303.15	0.7049	1.4138
303.15	0.8050	1.4158
303.15	0.9052	1.4177
303.15	0.9575	1.4186
303.15	1.0000	1.4194
308.15	0.0000	1.3922
308.15	0.0559	1.3942
308.15	0.1059	1.3958
308.15	0.2061	1.3991
308.15	0.3087	1.4021
308.15	0.4037	1.4047
308.15	0.5037	1.4072
308.15	0.6006	1.4095
308.15	0.7049	1.4117
308.15	0.8050	1.4138
308.15	0.9052	1.4157
308.15	0.9575	1.4166
308.15	1.0000	1.4173
313.15	0.0000	1.3901
313.15	0.0559	1.392
313.15	0.1059	1.3937
313.15	0.2061	1.397
313.15	0.3087	1.4
313.15	0.4037	1.4026
313.15	0.5037	1.4051
313.15	0.6006	1.4074
313.15	0.7049	1.4097
313.15	0.8050	1.4117
313.15	0.9052	1.4136
313.15	0.9575	1.4146
313.15	1.0000	1.4153

Refractive index (Na D-line) [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Heptanoic acid (1) - Liquid	Refractive index (Na D-line) - Liquid
293.15	0.0000	1.3983
293.15	0.0559	1.4005
293.15	0.1059	1.4024
293.15	0.2061	1.4054
293.15	0.3087	1.4084
293.15	0.4037	1.4109
293.15	0.5037	1.4134
293.15	0.6006	1.4157
293.15	0.7049	1.4179
293.15	0.8050	1.4199
293.15	0.9052	1.4217
293.15	0.9575	1.4226
293.15	1.0000	1.4234
298.15	0.0000	1.3963
298.15	0.0559	1.3984
298.15	0.1059	1.4001
298.15	0.2061	1.4033
298.15	0.3087	1.4063
298.15	0.4037	1.4089
298.15	0.5037	1.4114
298.15	0.6006	1.4136
298.15	0.7049	1.4159
298.15	0.8050	1.4179
298.15	0.9052	1.4197
298.15	0.9575	1.4207
298.15	1.0000	1.4214
303.15	0.0000	1.3942
303.15	0.0559	1.3963
303.15	0.1059	1.398
303.15	0.2061	1.4012
303.15	0.3087	1.4042
303.15	0.4037	1.4068
303.15	0.5037	1.4093
303.15	0.6006	1.4116
303.15	0.7049	1.4138
303.15	0.8050	1.4158
303.15	0.9052	1.4177
303.15	0.9575	1.4186
303.15	1.0000	1.4194
308.15	0.0000	1.3922
308.15	0.0559	1.3942
308.15	0.1059	1.3958
308.15	0.2061	1.3991
308.15	0.3087	1.4021
308.15	0.4037	1.4047
308.15	0.5037	1.4072
308.15	0.6006	1.4095
308.15	0.7049	1.4117
308.15	0.8050	1.4138
308.15	0.9052	1.4157
308.15	0.9575	1.4166
308.15	1.0000	1.4173
313.15	0.0000	1.3901
313.15	0.0559	1.392
313.15	0.1059	1.3937
313.15	0.2061	1.397
313.15	0.3087	1.4
313.15	0.4037	1.4026
313.15	0.5037	1.4051
313.15	0.6006	1.4074
313.15	0.7049	1.4097
313.15	0.8050	1.4117
313.15	0.9052	1.4136
313.15	0.9575	1.4146
313.15	1.0000	1.4153

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Heptanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
293.15	0.0000	957.8
293.15	0.0559	954.2
293.15	0.1059	951.3
293.15	0.2061	945.8
293.15	0.3087	940.8
293.15	0.4037	936.7
293.15	0.5037	932.7
293.15	0.6006	929.2
293.15	0.7049	925.8
293.15	0.8050	922.8
293.15	0.9052	920.1
293.15	0.9575	918.7
293.15	1.0000	917.7
298.15	0.0000	952.8
298.15	0.0559	949.3
298.15	0.1059	946.4
298.15	0.2061	941.0
298.15	0.3087	936.2
298.15	0.4037	932.1
298.15	0.5037	928.2
298.15	0.6006	924.8
298.15	0.7049	921.5
298.15	0.8050	918.5
298.15	0.9052	915.9
298.15	0.9575	914.5
298.15	1.0000	913.5
303.15	0.0000	947.9
303.15	0.0559	944.4
303.15	0.1059	941.6
303.15	0.2061	936.3
303.15	0.3087	931.5
303.15	0.4037	927.6
303.15	0.5037	923.8
303.15	0.6006	920.4
303.15	0.7049	917.1
303.15	0.8050	914.2
303.15	0.9052	911.6
303.15	0.9575	910.3
303.15	1.0000	909.3
308.15	0.0000	942.9
308.15	0.0559	939.5
308.15	0.1059	936.7
308.15	0.2061	931.5
308.15	0.3087	926.9
308.15	0.4037	923.0
308.15	0.5037	919.3
308.15	0.6006	916.0
308.15	0.7049	912.8
308.15	0.8050	910.0
308.15	0.9052	907.4
308.15	0.9575	906.1
308.15	1.0000	905.1
313.15	0.0000	938.1
313.15	0.0559	934.6
313.15	0.1059	931.9
313.15	0.2061	926.8
313.15	0.3087	922.3
313.15	0.4037	918.5
313.15	0.5037	914.8
313.15	0.6006	911.6
313.15	0.7049	908.4
313.15	0.8050	905.7
313.15	0.9052	903.1
313.15	0.9575	901.9
313.15	1.0000	900.9

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Heptanoic acid (1) - Liquid	Mass density, kg/m3 - Liquid
293.15	0.0000	957.8
293.15	0.0559	954.2
293.15	0.1059	951.3
293.15	0.2061	945.8
293.15	0.3087	940.8
293.15	0.4037	936.7
293.15	0.5037	932.7
293.15	0.6006	929.2
293.15	0.7049	925.8
293.15	0.8050	922.8
293.15	0.9052	920.1
293.15	0.9575	918.7
293.15	1.0000	917.7
298.15	0.0000	952.8
298.15	0.0559	949.3
298.15	0.1059	946.4
298.15	0.2061	941.0
298.15	0.3087	936.2
298.15	0.4037	932.1
298.15	0.5037	928.2
298.15	0.6006	924.8
298.15	0.7049	921.5
298.15	0.8050	918.5
298.15	0.9052	915.9
298.15	0.9575	914.5
298.15	1.0000	913.5
303.15	0.0000	947.9
303.15	0.0559	944.4
303.15	0.1059	941.6
303.15	0.2061	936.3
303.15	0.3087	931.5
303.15	0.4037	927.6
303.15	0.5037	923.8
303.15	0.6006	920.4
303.15	0.7049	917.1
303.15	0.8050	914.2
303.15	0.9052	911.6
303.15	0.9575	910.3
303.15	1.0000	909.3
308.15	0.0000	942.9
308.15	0.0559	939.5
308.15	0.1059	936.7
308.15	0.2061	931.5
308.15	0.3087	926.9
308.15	0.4037	923.0
308.15	0.5037	919.3
308.15	0.6006	916.0
308.15	0.7049	912.8
308.15	0.8050	910.0
308.15	0.9052	907.4
308.15	0.9575	906.1
308.15	1.0000	905.1
313.15	0.0000	938.1
313.15	0.0559	934.6
313.15	0.1059	931.9
313.15	0.2061	926.8
313.15	0.3087	922.3
313.15	0.4037	918.5
313.15	0.5037	914.8
313.15	0.6006	911.6
313.15	0.7049	908.4
313.15	0.8050	905.7
313.15	0.9052	903.1
313.15	0.9575	901.9
313.15	1.0000	900.9

Speed of sound, m/s [ref]

Operational conditions:

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

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Heptanoic acid (1) - Liquid	Speed of sound, m/s - Liquid
293.15	0.0000	1196.0
293.15	0.0559	1203.0
293.15	0.1059	1209.0
293.15	0.2061	1222.0
293.15	0.3087	1233.0
293.15	0.4037	1244.0
293.15	0.5037	1254.0
293.15	0.6006	1263.0
293.15	0.7049	1272.0
293.15	0.8050	1280.0
293.15	0.9052	1289.0
293.15	0.9575	1292.0
293.15	1.0000	1295.0
298.15	0.0000	1177.0
298.15	0.0559	1185.0
298.15	0.1059	1191.0
298.15	0.2061	1203.0
298.15	0.3087	1215.0
298.15	0.4037	1225.0
298.15	0.5037	1236.0
298.15	0.6006	1245.0
298.15	0.7049	1254.0
298.15	0.8050	1263.0
298.15	0.9052	1271.0
298.15	0.9575	1275.0
298.15	1.0000	1278.0
303.15	0.0000	1158.0
303.15	0.0559	1166.0
303.15	0.1059	1172.0
303.15	0.2061	1185.0
303.15	0.3087	1197.0
303.15	0.4037	1207.0
303.15	0.5037	1217.0
303.15	0.6006	1227.0
303.15	0.7049	1236.0
303.15	0.8050	1245.0
303.15	0.9052	1253.0
303.15	0.9575	1257.0
303.15	1.0000	1260.0
308.15	0.0000	1139.0
308.15	0.0559	1147.0
308.15	0.1059	1154.0
308.15	0.2061	1167.0
308.15	0.3087	1179.0
308.15	0.4037	1189.0
308.15	0.5037	1199.0
308.15	0.6006	1209.0
308.15	0.7049	1218.0
308.15	0.8050	1227.0
308.15	0.9052	1235.0
308.15	0.9575	1239.0
308.15	1.0000	1242.0
313.15	0.0000	1121.0
313.15	0.0559	1129.0
313.15	0.1059	1136.0
313.15	0.2061	1148.0
313.15	0.3087	1161.0
313.15	0.4037	1171.0
313.15	0.5037	1182.0
313.15	0.6006	1191.0
313.15	0.7049	1201.0
313.15	0.8050	1209.0
313.15	0.9052	1218.0
313.15	0.9575	1222.0
313.15	1.0000	1225.0

Speed of sound, m/s [ref]

Operational conditions:

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

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Heptanoic acid (1) - Liquid	Speed of sound, m/s - Liquid
293.15	0.0000	1196.0
293.15	0.0559	1203.0
293.15	0.1059	1209.0
293.15	0.2061	1222.0
293.15	0.3087	1233.0
293.15	0.4037	1244.0
293.15	0.5037	1254.0
293.15	0.6006	1263.0
293.15	0.7049	1272.0
293.15	0.8050	1280.0
293.15	0.9052	1289.0
293.15	0.9575	1292.0
293.15	1.0000	1295.0
298.15	0.0000	1177.0
298.15	0.0559	1185.0
298.15	0.1059	1191.0
298.15	0.2061	1203.0
298.15	0.3087	1215.0
298.15	0.4037	1225.0
298.15	0.5037	1236.0
298.15	0.6006	1245.0
298.15	0.7049	1254.0
298.15	0.8050	1263.0
298.15	0.9052	1271.0
298.15	0.9575	1275.0
298.15	1.0000	1278.0
303.15	0.0000	1158.0
303.15	0.0559	1166.0
303.15	0.1059	1172.0
303.15	0.2061	1185.0
303.15	0.3087	1197.0
303.15	0.4037	1207.0
303.15	0.5037	1217.0
303.15	0.6006	1227.0
303.15	0.7049	1236.0
303.15	0.8050	1245.0
303.15	0.9052	1253.0
303.15	0.9575	1257.0
303.15	1.0000	1260.0
308.15	0.0000	1139.0
308.15	0.0559	1147.0
308.15	0.1059	1154.0
308.15	0.2061	1167.0
308.15	0.3087	1179.0
308.15	0.4037	1189.0
308.15	0.5037	1199.0
308.15	0.6006	1209.0
308.15	0.7049	1218.0
308.15	0.8050	1227.0
308.15	0.9052	1235.0
308.15	0.9575	1239.0
308.15	1.0000	1242.0
313.15	0.0000	1121.0
313.15	0.0559	1129.0
313.15	0.1059	1136.0
313.15	0.2061	1148.0
313.15	0.3087	1161.0
313.15	0.4037	1171.0
313.15	0.5037	1182.0
313.15	0.6006	1191.0
313.15	0.7049	1201.0
313.15	0.8050	1209.0
313.15	0.9052	1218.0
313.15	0.9575	1222.0
313.15	1.0000	1225.0

Sources

• Effect of temperature on density, sound velocity, refractive index and their derived properties for the binary systems (heptanoic acid + propanoic or butanoic acids)