Question

guys please fill it....please​

Answer 1

Answer:

here u go

Explanation:

Element. :- protons, neutrons, mass ,isotopic form

Nitrogen :- 7, 7, 14, N-14

7, 8, 15, N-15

Silicon. :- 14, 14, 28, Si-28

14, 15, 29, Si-29

14, 16 , 39 ,Si-30

Chlorine :- 17 , 18 , 35 , Cl-35

17 , 20 , 37 ,Cl-37

in ur book it was mistaken as sulphur because sulphur has a mass of 32 not 28 or 29 it's actually silicon

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Answer 2

Answer:

Jeny.

I know I hurts u.

I am accepting my mistake.

asking for forgiveness

But I can't leave u.

please Jeny, I want to talk with u,

make new I'd and follow me with that so I can inbox uu.