*E x1018   M x106   µ x10-6 ... *=3.14159   1erg=10-7J ... *H He Li Be B C O N F Ne ... *Th>Ra>Ac>Th>Ra>Rn>Po... *A .-   B ..-   C -.-.   D ..-   E . *Nord Norden Norte North * ... *Beaufort   F1 F2 F3 F4 F5 ... *Cambrian Ordovician ... * *sin(x) cos(x2) tan(3x) ... *sinh(x) cosh(x2) tanh(3x) ... *=1+½+¼+... =1+1/2!+1/3!... *    ex=   sin-1x= ... *logxn=   logexn= e2x= ... *x2+y2=1   E=mc2   A=r2 ... *x2+y2=1   E=mc2   A=r2 ... * * DigitalDan.eu

0 = 8.854 x10-12 F m-1 µ0 = 4 x10-7 H m-1 1 µ = 10-6 m = 3.145926536 = 5.670 x10-8 W m-2 K-4 1 Å = 1.000 x10-10 m 1 acre = 4.047 x 103 m2 1 are = 100 m2 1 atm = 1.013 x105 Pa 1 atm = 101325 Pa 1 AU = 1.496 x1011 m 1 bar = 1.000 x105 Pa 1 bit = 0.125 byte 1 Bq = 1 s-1 1 btu = 1055 J 1 bushel (UK) = 36.37 L c = 2.998 x108 m s-1 1 cal = 4.184 J 1 Ci = 3.7 x1010 Bq 1 cwt (UK) = 50.80 kg e = 1.602 x10-19 C e1 = 2.71828183 1 erg = 10-7 J 1 eV = 1.602 x10-19 J 1 F = 9.649 x104 C mol-1 1 fl.oz(UK) = 2.841 x10-2 L 1 ft = 0.304 m 1 furlong = 201.168 m G = 6.672 x10-11 N m-2 kg-2 1 gal(UK) = 4.546 L 1 gigabyte = 1073741824 bytes 1 gill = 0.1480 L h = 6.626 x10-34 J s 1 ha = 104 m2 1 hp = 745.7 W 1 inch = 0.0254 m K = 1.381 x10-23 J K-1 1 kilobyte = 1024 bytes 1 kn = 0.5144 m s-1 1 L = 31830 cd m-2 1 lb = 0.454 kg 1 livre = 0.5 kg me = 9.110 x10-31 kg 1 megabyte = 1048576 bytes 1 mil = 2.54 x10-5 m 1 mile = 1609 m 1 Mx = 10-8 Wb NA = 6.022 x10 mol-1 1 nibble = 0.5 byte 1 oz = 2.835 x10-2 kg 1 pint(UK) = 0.5682 L R = 8.314 J K-1 mol-1 1 rad = 0.01 Gy 1 rod = 5.029 m 1 terabyte = 1.1 x1012 bytes 1 therm = 1.055 x108 J 1 ton = 1016 kg 1 u = 1.661 x10-27 kg 1 word = 2 bytes 1 yd = 0.9144 m