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The Bohr radius (a0 or rBohr) is a physical constant, approximately equal to the most probable distance between the proton and electron in a hydrogen atom in its ground state. It is named after Niels Bohr, due to its role in the Bohr model of an atom. Its value is 5.2917721067×10^−11 m.
In relation to the base unit of [length] => (meters), 1 Decimeters (dm) is equal to 0.1 meters, while 1 Bohr Radius (Bohr) = 5.29177E-11 meters.| 20 Decimeters | to common length units |
|---|---|
| 20 dm | = 2 meters (m) |
| 20 dm | = 0.002 kilometers (km) |
| 20 dm | = 200 centimeters (cm) |
| 20 dm | = 6.5616797900262 feet (ft) |
| 20 dm | = 78.740157480315 inches (in) |
| 20 dm | = 2.1872265966754 yards (yd) |
| 20 dm | = 0.0012427423844747 miles (mi) |
| 20 dm | = 2.113941443822E-16 light years (ly) |
| 20 dm | = 7559.0560704323 pixels (PX) |
| 20 dm | = 1.25E+35 planck length (pl) |