anaiahparks09 anaiahparks09

24-10-2017
Chemistry

contestada

A neutral atom of beryllium (Be) has an average mass of 9 amu and 4 electrons. How many neutrons does it have?

A. 13

B. 5

C. 9

D. 4

Respuesta :

220046585 220046585

24-10-2017

D.4 is the answer to your question

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Аноним Аноним

24-10-2017

D.4 is the answer to your question hope this helps you(-; and can I get the brainliset

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