Sensor Technology Handbook

Appendix I: Physical Properties of Some Typical Liquids

Property

Argon

Benzene

Solid

Liquid

Solid

Liquid

Density (kg/m 3)

1636

1000

1407

899

Latent heat of fusion (kJ/mol)

7.86

34.7

Latent heat of evaporation (kJ/mol)

6.69

2.5

Heat capacity (J/(mol K)

25.9

11.3

22.6

13.0

Melting point (K)

84.1

278.8

Liquid range (K)

3.5

75

Isothermal compressibility (1/(m 2))

1

20

8.1

8.7

Surface tension(mJ/m 2)

13

28.9

Viscosity (Poise=0.1 kg/(m s))

0.003

0.009

Self-diffusion coefficient (m 2/s)

10 ? 13

1.6 10 ? 9

10 10 ? 13

1.7 10 ? 9

Thermal conductivity (J/(m s K))

0.3

0.12

0.27

0.15

Property

Water

Sodium

Solid

Liquid

Solid

Liquid

Density (kg/m 3)

920

951

997

927

Latent heat of fusion (kJ/mol)

5.98

109.5

Latent heat of evaporation (kJ/mol)

40.5

107.0

Heat capacity (J/(mol K)

37.6

28.4

75.2

32.3

Melting point (K)

273.2

371.1

Liquid range (K)

100

794

Isothermal compressibility (1/(m 2))

2

4.9

1.7

1.9

Surface tension(mJ/m 2)

72

190

Viscosity (Poise=0.1 kg/(m s))

0.01

0.007

Self-diffusion coefficient (m 2/s)

10 ? 14

2.2 10 ? 9

2 10 ? 11

4.3 10 ? 9

Thermal conductivity (J/(m s K))

2.1

0.58

134

84

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