71. Use scientific (exponential) notation to express the following quantities in terms of the SI base units in Table 1.3 : Common Unit Prefixes Prefix Symbol Factor Example femto f 10-15 1 femtosecond (fs) = 1 X 10-15 s (0.000000000000001 s) pico 10-12 1 picometer (pm) = 1 x 10-12 m (0.000000000001 m) 10-9 4 nanograms (ng) = 4 X 10-9 g (0.000000004 g) nano micro 10-6 1 microliter (uL) = 1x 10-6 L (0.000001 L) milli 10-3 2 millimoles (mmol) = 2 x 10-3 mol (0.002 mol) centi 10-2 7 centimeters (cm) = 7x 10-2 m (0.07 m) deci d 10-1 1 deciliter (dL) =1x 10-1 L (0.1 L) kilo k 103 1 kilometer (km) = 1X 103 m (1000 m) mega M 106 3 megahertz (MHz) = 3 x 106 Hz (3,000,000 Hz) giga G 109 8 gigayears (Gyr) = 8 x 10 yr (8,000,000,000 yr) tera T 1012 5 terawatts (TW) = 5 x 1012 w (5,000,000,000,000 W) Table 1.3 (d) 86.3 mg