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An element has 7 protons 7 neutrons and 10 electrons what is the mass number
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An element has 7 protons 7 neutrons and 10 electrons what is the mass number

User Samball
by
7.5k points

1 Answer

2 votes

Answer:

-3

Explanation:

l

l

l

User Olivier Delrieu
by
6.8k points
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