The nucleus of a hydrogen atom is a single proton. The radius of a proton is approximately 1 fm.
a) What is the approximate volume of a proton?
____________________ m^3
b) A hydrogen atom has an approximate radius of 5e-11 m (called the Bohr radius). What is the approximate volume of a hydrogen atom?
____________________ m^3
c) What fraction of a hydrogen atom is occupied by the nucleus?
____________________