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17. A scientist determines an unknown metallic sample to have 77 protons and 77 electrons with a mass number of 192. How many neutrons does one
metal atom contain?

17 A Scientist Determines An Unknown Metallic Sample To Have 77 Protons And 77 Electrons With A Mass Number Of 192 How Many Neutrons Does One Metal Atom Contain class=

Answer :

Answer:

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Explanation:

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