jforeverme8900 jforeverme8900

25-01-2021
Chemistry

contestada

What is the number of electrons in an atom that
has 3 protons and 4 neutrons?
(1) 1
(3) 3
(2) 7
(4) 4

Respuesta :

reddiamond82 reddiamond82

25-01-2021

Answer:

(2)

Explanation:

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Аноним Аноним

25-01-2021

Answer:

7 is answer.

Explanation:

therefore, the mass number of an atom with 3 protons,4 neutrons,and 3 electrons is 7.

I hope it's helpful!

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