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What is the mass number of an atom which contains 21 electrons,21 protons and 24 neutrons
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What is the mass number of an atom which contains 21 electrons,21 protons and 24 neutrons
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Dec 15, 2022
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What is the mass number of an atom which contains 21 electrons,21 protons and 24 neutrons
Chemistry
high-school
Jerebear
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Answer:
The atomic mass number is 45.
Hope this helps
Ingo Kegel
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Dec 21, 2022
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Ingo Kegel
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