If A represents atomic mass and Z represents atomic number, which of the following describes an atom after a proton is emitted from its nucleus?
A. A+ 1, Z + 1
B. A-1,Z-1
C. A+ 1, Z-1
D. A-1, Z + 1
My answer is B.
A. A+ 1, Z + 1
B. A-1,Z-1
C. A+ 1, Z-1
D. A-1, Z + 1
My answer is B.
2 answers
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