INDEX OF UNITS Conversion Factors -- U.S. to Metric (SI) Units Multiply by To meters (m) kilopascal (kPa) bar kilopascal (kPa) or barn meter? (m2) rs mS OP cal (thermochemical) /cm® megajoule/m< (Md /m2) calorie (thermochemical) joule (J) calorie (thermochemical) /g joule per kilogram (J/kg)* curie degree Celsius$ gigabecquerel (GBq)t degree kelvin (K) degree (angle) radian (rad) degree Fahrenheit degree kelvin (K) electran volt joule (J) erg joule (J) erg/second watt (W) foot meter (m) foot-pound-force joule (J) gallon (U.S. liquid) meter?(m°) meter (m) joule (J) jJoule/kilogram (J/kg) (radiation dose absorbed) gray (Gy)* kilotons.. terajoules (TJ) 000 x — -10 25 x E +2 000 x E +2 000 x E -28 350 x E +3 184 000 x E -2 184 000 184 000 x E +3 -7000 000 x — +1 C + 273.15 745 329 x E -2 me RM inch jerk ea joule (J) 000 .013 000 .000 -054 Osta Kr (thermochemica) - British thermal unit ope angstrom atmosphere (normal) re To Convert from = (te + 459.67/1.8 -602 . 000 -Q00 .048 355 -785 -540 000 000 19 x E -19 000 x E -7 000 x E -7 000 x € -1 818 4l2 x E -3 000 x E -2 000 x E +9 000 183 * The gray (Gy) is the accepted SI unit equivalent to the energy imparted by ionizing radiation to a mass Of energy corresponding to one joule/kilogram. t The becquerel (Bq) is the SI unit of radioactivity; 1 Bq = 1 disintegration/s. § Temperature may be reported in degrees Celsius as well as degrees kelvin. 487