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Home Q & A Board Science-Related Homework Help Physics
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11 years ago
The most common isotope of gold has atomic number 79 and atomic weight 197. How many protons and neutrons does the gold nucleus contain? Assuming the gold is electrically neutral, how many electrons does it have? If the gold is triply ionized, how many electrons does it have?
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wrote...
#1
11 years ago
79 protons
118 neutrons
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#2
Valued Member
11 years ago
The most common isotope of gold contains 79 protons and 118 neutrons. If it is neutral, it also contains 79 electrons. If the gold is triply ionized instead, it is missing 3 electrons and so has only 76 electrons.
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