Question

find the neutrons and protons in the atom. what does the lowercase value and uppercase value stands here for ? explain step by step plz​

Answer 1

Answer:

protons are the same as atomic number

N-7

Cl-17

U-92

neutrons are difference of atomic mass and atomic number

N=15-7=8

Cl=37-17=20

U=235-92=143

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