The approximate radius of a H-atom is 0.05 nm, and that of proton is 1.5 x 10-15 m. Assuming both thehydrogen atom and the proton to be spherical, calculate fraction of the space in an atom of hydrogen thatis occupied by the nucleus.

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Q. The approximate radius of a

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, and that of proton is

1.5 \times 10^{- 15}

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