Respuesta :

1 meter is 10 billion angstrom units

Therefore, 1.86 meters equals 1.86 x 10^10 angstrom units

Dividing 1.86 x 10^10 by 5.5 angstroms equals 3.38 x 10^9

So you can fit 3.38 x 10^9

5.5 angtrom units in 1.86 meters