Question

write the formula for finding the atomic mass of an element

Answer 1

To calculate the atomic mass of a single atom of an element, add up themass of protons and neutrons.Example: Find the atomic mass of an isotope of carbon that has 7 neutrons. You can see from the periodic table that carbon has an atomic number of 6, which is its number of protons.

hope it helps

Answer 2

Find the protons and neutrons
Sum up their values to get atomic mass