che2165 - list of equations for mid-term test (sunway 2013)

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List of equations

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CHE_2165, 2013

LIST OF EQUATIONS

1.

2. for T = 25C

3.

4. Huckel-Debye approximation

5. Smoluchowski equation

6.

7.

8.

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

LIST OF CONSTANTS

e = Electric charge of an electron (1.6 x 10-19C)k = Boltzmann constant (1.38 x 10 -23 J/ K)o =8.85 x 10-12 C2/(Jm) /o (or D) for water at 25oC = 78.5NA = Avogadros number = 6.02 x 1023 mol-1g = gravitational constant (9.8 m/s2)F = Faraday constant (96500 C/mol)

LIST OF UNITS BASED ON SI SYSTEM

Length (m)Time (s)Density (kg/m3)Charge (Coulomb C, C=J/V)Charge density (C/m2)Diffusion coefficient (D = m2/s)Force (N = kgm/s2)Electric field intensity (V/m = J/Cm =N/C)Viscosity (cP; 1 cP = 0.001 Pa.s =0.001 Ns/m2)

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