What is the difference between an atoms atomic no and its mass number�

1.	What is the difference between an atoms atomic no and its mass number
Answer» ANSWER: Atomic number is the number of PROTONS present in the nucleus of the atom. While MASS number is the SUM of number of protons in the nucleus and number of neutrons in the nucleus.

What is the difference between an atoms atomic no and its mass number

Answer»

Atomic number is the number of PROTONS present in the nucleus of the atom.

While MASS number is the SUM of number of protons in the nucleus and number of neutrons in the nucleus.