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Chemistry, 10.11.2019 04:31 williamsgregg5214

A. gold: atomic number 79, mass 197, neutrons 79
b. mercury: atomic number 80, mass 201, neutrons 180
c. seaborgium: atomic number 106, mass 266, neutrons 160
d. rutherfordium: atomic number 104, mass 261, neutrons 104

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A. gold: atomic number 79, mass 197, neutrons 79
b. mercury: atomic number 80, mass 201, neu...
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