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A neutral atom of chlorine (Cl) has an average mass of 35 amu and 17 electrons. How many neutrons does it have?

17
35
18
52

User Potomek
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2 Answers

4 votes
it has 18 neutrons
hope this helps
User Issamux
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it would have 18 neutrons, as a neutral atom has the same number of electrons as protons, therefore the number of protons is 17. 35-17 leaves you with 18 neutrons
User InvalidSyntax
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