Identify the element of an arim contain 11 proton 12 neutron. what is it atomic number?
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Answered by
2
Answer:
Number of protons = number of electrons = 11
So, Atomic number = 11
The element is Sodium - Na (Natrium)
Answered by
1
Answer:
Explanation:
Answer=
The correct answer is 23.
Sodium has a mass number of 23amu. Since sodium has 11 protons, the number of neutrons must be 23 – 11 = 12 neutrons.
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