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3 votes
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

asked
User Potomek
by
7.7k points

2 Answers

4 votes
it has 18 neutrons
hope this helps
answered
User Issamux
by
7.9k points
2 votes
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
answered
User InvalidSyntax
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8.2k points

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