thedestroyermax31 thedestroyermax31

14-12-2020
Chemistry

contestada

What is the mass number of an atom that consists of 20 protons, 20 neutrons, and 18 electrons?

Respuesta :

ryrypayton0219 ryrypayton0219

14-12-2020

Answer:

C)a mass number of 38

Explanation:

yes

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