Question

the atomic mass of an atom is 23 and is atomic number is 11 the atom has..... neutrons​

Answer 1

Answer:

No of neutrons = Atomic mass - atomic number

n = A-Z

n = 23 - 11

  = 12

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Answer 2

Answer:

A=23

Z=11

total no.of protons=11

therefore

neutrons =A-Z

23-11

12

ANSWER=12