PHYSICAL CONSTANTS: | Useful Equations: |
R = 8.314 J mol^{-1} K^{-1 } | Λ = κ/c , G =1/R= κ (A/l) |
R = 0.08314 L bar K^{-1} mol^{-1 } | Λ = λ_{+} + λ_{-} |
k_{B} = 1.381 x 10^{-23} J K^{-1 } | α = Λ/Λ_{o} |
1 J = 1 kg m^{2} s^{-2 } | K = cα^{2}/(1 – α) |
1 atm = 1.101325 x 10^{5} Pa | Λ_{m} = Λ^{o}_{m} – K (c/c_{o})^{1/2} 1/Λ_{m} = 1/Λ^{o}_{m} + cΛ_{m} /[(Λ^{o}_{m})^{2} K_{a} ] |
1 atm = 1.01325 x 10^{5} Pa; 1 bar = 10^{5} Pa; | in water at 25 ^{o}C: B = 0.5092 M^{-½} |
1 Torr = 1 mmHg = 133.322 Pa | |
g = 9.81 m s^{-2} | ΔΦ = RT/zF ln (c_{1}/c_{2}) RT/F= 0.0257 at 298 K |
0 °C= 273.15 K | E = E° – (RT/z F) ln(Q) |
L = 6.022 x 10^{23} mol^{-1} (Avogadro's number) | ΔG = - zFE |
h = 6.626 x 10^{-34} J s | ΔS = z F (∂E/∂T)_{p} |
F = 96500 C mol^{-1} | ΔG= ΔH-TΔS |
c = 2.998 x 10^{8} m s^{-1 } (speed of light) | |
ε_{o} = 8.854x10^{-12}C^{2}N^{-1}m^{-2} ε = 78 at 25^{o}C | pH = - Log [H^{+}] K_{w}= [OH^{-}] [ H^{+}] |
e = 1.602x10^{-19} C | ΔG^{o}_{solvation} =(1/ε_{r} – 1)z^{2}e^{2}N_{A}/(8πε_{o}r) |
E° = (RT/z F)ln(k^{o}) | κ = [2e^{2}N_{A}(1000 L m^{-3})/(ε_{o}k_{B}T)]^{1/2} [ρ_{sol} I/ε_{r}]^{1/2} |
aa' = t_{+} Q/FcA (travelled distance) | ΔG=RT ln (c_{1}/c_{2}) |