Is the mass number of an element equal to its atomic mass?
Mass number and atomic mass are generally considered as same.
Atomic mass of an element is equal to the total number of __________ present in an atom of that element.
(a) What is meant by (i) atomic number, and (ii) mass number, of an element? Explain with the help of an example.
(b) What is the relation between the atomic number and mass number of an element?
(c) If an element M has mass number 24 and atomic number 12, how many neutrons does its atom contain?