Chemistry, 21.09.2020 17:01 LMixer5sosCR7Fan

3. An aluminum isotope consists of 13 protons, 16 neutrons, and 13 neutrons. Its mass number is a. 13.
C. 27.
b. 29.
d. 40.

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3. An aluminum isotope consists of 13 protons, 16 neutrons, and 13 neutrons. Its mass number is a....