How to find the atomic mass

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Brenden Shelton

Chemistry

2 January, 22:36

How to find the atomic mass

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Blaine Horn · Answer 1

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.