Question

How to calculate atomic mass?​

Answer 1

Explanation:

start by finding the atomic number of the element which is the number above the element on the perodic table . Next , find the number of neutrons in the nucleus by subtracting the atomic number from the istope number . Finally , add the atomic number of neutrons to get the atomic mass.

Answer 2

To calculate the atomic mass of a single atom of an element, add up the mass 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 this helps :)