Radioactivity?

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Which type of radioactive decay results in no change in mass number and atomic number for the starting nucleus?

A. gamma
B. alpha
C. positron emission
D. electron capture
E. electron emission

2007-09-15 14:11:15 · 2 answers · asked by desigoddess217 1 in Science & Mathematics ➔ Chemistry

2 answers

A. Gamma ray emission.

2007-09-15 14:15:30 · answer #1 · answered by Hell's Angel 3 · 0⤊ 0⤋

A. Gamma

2007-09-15 21:15:49 · answer #2 · answered by steve_geo1 7 · 0⤊ 0⤋