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What is the atomic mass of an atom that contains 21 protons, 21 electrons, and 25 neutrons

What is the atomic mass of an atom that contains 21 protons, 21 electrons, and 25 neutrons
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What is the atomic mass of an atom that contains 21 protons, 21 electrons, and 25 neutrons

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User OfirD
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1 Answer

2 votes

44.95591 atomic mass units

Have a Merry Christmas!

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User Stevepastelan
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