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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 Calibers (cal) is equal to 0.000254 meters, while 1 Bohr Radius (Bohr) = 5.29177E-11 meters.| 78 Calibers | to common length units |
|---|---|
| 78 cal | = 0.019812 meters (m) |
| 78 cal | = 1.9812E-5 kilometers (km) |
| 78 cal | = 1.9812 centimeters (cm) |
| 78 cal | = 0.065 feet (ft) |
| 78 cal | = 0.78 inches (in) |
| 78 cal | = 0.021666666666667 yards (yd) |
| 78 cal | = 1.2310606060606E-5 miles (mi) |
| 78 cal | = 2.0940703942501E-18 light years (ly) |
| 78 cal | = 74.880009433702 pixels (PX) |
| 78 cal | = 1.23825E+33 planck length (pl) |