Question

How to find the atomic mass

Answer 1

Answers
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To calculate the atomic mass of a single atom of an element, add up the mass of protons and neutrons. Example: Find theatomic mass of an isotope of carbon that has 7 neutrons. You can see from the periodic table that carbon has an atomicnumber of 6, which is its number of protons.
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Please mark the answer as brain list answer

Answer 2

to find atomic mass we have know the mass of element like hydrogen 1 carbon 12 chlorine 35.5