The mass of a proton is

The mass of a proton or neutron is approximately _______amu .

The mass of a proton present in a molecule is called its _______.

The mass of proton is_____ and of neutron is_____.

Force experienced by an electron in an electric field is F newton. What will be the force experienced by a proton in the same field ? Take , mass of a proton is 1836 times the mass of an electron.

The mass of a proton or a neutron is nearly 1.67xx10^(-24) g . What is its equivalent energy in MeV ?