donnashae777
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~~20 points~~ What is the mass number of an element which has 43 protons, 46 neutrons, and 43 electrons?


a. 132

b. 3

c. 86

d. 83706

e. 89

f. -46

g. there is not enough information given to correctly answer the question

Respuesta :

keziakh004

Answer:

e.  89

Explanation:

The mass number is the number of protons and neutrons in an atom.  It doesn't include electrons.

43 + 46 = 89

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