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Somebody please help me!!

Somebody please help me!!-example-1
User Anderwyang
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Answer:

The given isotope is Br 80

If 35 protons present then its atomic number is 35

Mass number is 80 so its meutrons are 45 because proton+ neutron = mass number

Its electron are 36 because of negative one charge

Step-by-step explanation:

User Safoor Safdar
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