Domini2hortekendez Domini2hortekendez

30-05-2016
Chemistry

contestada

What is the total number of neutrons in an atom of O-18?
(1) 18 (3) 10
(2) 16 (4) 8

Respuesta :

Willchemistry Willchemistry

31-05-2016

the oxygen has 8 protons and 8 neutrons in your nucleus

A = z + n

n = 18 - 8

n = 10 neutrons

Answer (3)

hope this helps!

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