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Appendix I

Appendix I

Conversion Factors

1 Å 10-10 m = 0.1 nm
1 atm 760 mm Hg = 105 Pascal
1 bar 10-1 Mpa
1 Calorie 4.18 J
1 Coulomb 1 A-s
1 Debye 10-30 cm
1 Dyne/cm 10-3 N/m
1 dyne/cm2 0.1 N/m2
1 erg 10-7 J
1 erg/cm 10-5 J/m
1 eV 1.602 × 10-9 J
1 gram-calorie 4.185 J
1 Hertz 1 cycle / s
1 HP 0.7457 kW
1 Newton 1 kg. m/s2
T0C (T+273.15) K
T0F 5/9 (T+459.67) K
1 Watt 1 Joule / sec
1 Joule 107 ergs
1 K-cal 4.18 kJ
1 degree 1.745×10-2 rad(360 degree=2