Chemistry, 27.04.2021 22:30, meganwintergirl

Please Need help asap For Al, its atomic number is 13 and its mass number is 27. How many neutrons does it have?
А. 13
B. 14
C. 26
D. 27
E. 40

Answers: 3

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Please Need help asap For Al, its atomic number is 13 and its mass number is 27. How many neutrons...