Question

Calculate the number of protons, electrons and neutrons in the following
* cl
*s
*N
*ar
*k
*ca​

Answer 1

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Answer 2

N.O.P. N.O.E. N.O.N
Cl 17. 17. 18
S. 16. 16. 16
N. 7. 7. 7
Ar. 18. 18. 22
K. 19. 19. 20
Ca. 20. 20. 20.