Sagot :
Answer:
The number of protons in Aluminium is 13. The 27 means the atomic mass is 27 . The number of protons plus the number of neutrons is 27.
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Explanation:
Thank you.
Answer:
The number of protons in Aluminium is 13. The 27 means the atomic mass is 27 . The number of protons plus the number of neutrons is 27.
...
Explanation:
Thank you.