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

User Tyler Szabo
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Answer:

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 ZXco
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Number of neutrons is 35-17=18.
User Wing Choy
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