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How does an atom of bromine-79 become a bromide ion with a -1 charge? A. The atom loses 1 proton to have a total of 34 B. The atom loses 1 protron to have a total of 78 C. The atom gains 1 electron to
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How does an atom of bromine-79 become a bromide ion with a -1 charge?

A. The atom loses 1 proton to have a total of 34
B. The atom loses 1 protron to have a total of 78
C. The atom gains 1 electron to have a total of 43
D. The atom gains 1 electron to have a total of 36

User Kelvin Omereshone
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a the atom loses 1 proton to have a total of 34

User Steve Binder
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