Question

is atomic mass same for all elements or is it different for different atoms explain​

Answer 1

Explanation:

A particular atom will have the same number of protons and electrons and most atoms have at least as many neutrons as protons. The protons, neutrons, and electrons are not different - but a combination of these makes different elements. ... These are known as "isotopes" of that element.

Answer 2

Answer:

atomic mass is different for different elements because they have different number of protons and neutrons in it.