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Question: The fraction of volume occupied by the nucleus with respect to the total volume of an atom is...

The fraction of volume occupied by the nucleus with respect to the total volume of an atom is

A

10–15

B

10–5

C

10–30

D

10–10

Answer

10–15

Explanation

Solution

Volume fraction =

=VolumeofnucleusTotalvol.ofatom=(4/3)π(10−13)3(4/3)π(10−8)3=10−15= \frac{Volumeofnucleus}{Totalvol.ofatom} = \frac{(4/3)\pi\left( 10^{- 13} \right)^{3}}{(4/3)\pi\left( 10^{- 8} \right)^{3}} = 10^{- 15}