What is the ratio of mass of an `alpha`-alpha particle and a proton ?

What is the ratio of mass of a gold atom and an alpha -particle ?

What is the ratio of mass of a gold atom and an alpha -particle ?

What is the mass of an alpha -particle ?

A proton and an alpha- particle enter a uniform magnetic field at right angles to the field with same speed. The ratio of the periods of alpha- particle and proton is

What is the ratio of the charges of alpha and beta - particles?

The ratio of specific charge of an alpha- particle to that of a proton is

A fusion reaction consists of combining four protons into an alpha -particle the mass of alpha - particle is 4.00260u and that of proton is 1.007825u