aharding211342 aharding211342

13-01-2022
Chemistry

contestada

If an element has a mass number of 200 and an atomic number of 80, how many neutrons does the element have?

Respuesta :

babcon1986 babcon1986

22-01-2022

Answer:

...

Explanation:

neutron =atomic mass-atomic number so

N=200-80

N=120

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