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What is the mass number of an atom that contains 47 protons, 47 electrons, and 62 neutrons?
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2 votes
What is the mass number of an atom that contains

47 protons, 47 electrons, and 62 neutrons?

User StaleMartyr
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5.3k points

1 Answer

3 votes

Answer:

109

Step-by-step explanation:

Mass number = Protons + Neutrons

A = Z + N = 47 + 62 =109

User Derek Kwok
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4.9k points
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