What is the mass number of an atom that has 35 electrons, 45 neutrons and 35 protons?

asked Jan 20, 2022 70.9k views

1 vote

What is the mass number of an atom that has 35 electrons, 45
neutrons and 35 protons?

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6 votes

Answer:

Answer is 80

Step-by-step explanation:

Mass number is equal to the number of protons + neutrons = 45 + 35 = 80

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