How many neutrons does element X have if it’s atomic number is 28 and it’s mass number is 81?

asked Oct 21, 2020 73.0k views

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5 votes

The answer is 53,hope this help

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4 votes

Answer:

Step-by-step explanation:

M-A=N

Mass-Atomic #= Neutrons

81-28= 53

Mhdwrk answered Oct 27, 2020

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