MadLib9837 MadLib9837

21-09-2017
Chemistry

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Consider an atom of sodium with an atomic number of 11 and an atomic weight of 23. how many neutrons are in this atom

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deeptee deeptee

23-09-2017

The element Sodium (Na) has atomic number 11 and mass number 23. The number of protons in sodium is equal to it's atomic number.

therefore;
No. of neutrons=mass number-atomic number
=23-11
=12

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