3 years ago

How many neutrons exist in the isotope sodium-23?

2 answers:

8 0

To find the number of neutrons, take the atomic mass minus the atomic number

the mass is given in the question as 23. the atomic number you can find in the periodic table for sodium, which is 11.

neutrons= 23 - 11= 12 neutrons

Nataliya [291]3 years ago

4 0

It has 12 neutrons in it.

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