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HELP ME PLEASE AND HURRY !!!!!!

HELP ME PLEASE AND HURRY !!!!!!
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3 votes
HELP ME PLEASE AND HURRY !!!!!!

HELP ME PLEASE AND HURRY !!!!!!-example-1
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User Sachin Chavan
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2 Answers

4 votes
The numbers of protons and neutrons determine an elements mass number. Subtract the number of protons from the neutrons or atomic number from the mass number
answered
User Nathaniel Elkins
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8.0k points
5 votes

Answer:

mass number = protons + neutrons

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User Faby
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7.7k points
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