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1 vote
What is the correct hyphen notation for an element with 6 protons, 8

neutrons & 6 electrons?
calcium-12
calcium-14
carbon-12
O carbon-14

User Besat
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1 Answer

2 votes
The answer is £.20 Colette because 6+6 equal 12+8 equal to 20 OK have a good day
User Michael Kolber
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