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If aluminium has an atomic number of 13and has 14 neutrons what is its mass number

User King Jia
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2 Answers

4 votes

Answer:

Step-by-step explanation:

27

User Frmdstryr
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4 votes

Answer:

27

Step-by-step explanation:

mass number A = atomic number z + number of neutrons = 13+14= 27

User Stepanie
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