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Science
Chemistry
Atomic Structure and Properties
2. What is the Atomic Mass of an atom with 5 protons and 7 neutrons? *
5
7
12
17
1 answer
The atomic mass of an atom is equal to the sum of the number of protons and neutrons. In this case, the atom has 5 protons and 7 neutrons, so the atomic mass is 5 + 7 = 12. Therefore, the answer is 12.
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