84 Astronomical unit = 1.257e+10 Kilometer

Sound

53 Pascal

5.300e+7 Micropascal

Pa → μPa

Area

59 Square Kilometer

22.779923 Square Mile

km² → mi²

Magnetic field

56 Oersted

4,456.34 Ampere per meter

Oe → A/m

Concentration

87 Parts per Million

87 Milligram per liter

ppm → mg/L

Speed

22 Centimeter per second

0.22 Meter per Second

cm/s → m/s

Power

83 Horsepower boiler

814.1885 Kilowatt

hp(S) → kW