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Answer to Question #77559 in General Chemistry for Anna
Question #77559
When Ac undergoes positron emission, what is the atomic number of the element that is produced?
87
none of the above
88
91
90
87
none of the above
88
91
90
Expert's answer
Atomic number of Ac is 89.
During positron emission the atomic number decreases by 1.
So the answer is 88.
During positron emission the atomic number decreases by 1.
So the answer is 88.
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