Question

What is most likely true of an with a mass of 15 amu?

. There are 15 protons.
. There are electrons.
. The total number of protons and electrons in 15.
. The total number of protons and netrons is 15.

Answer 1

Answer is D. The total number of protons and netrons is 15.

Step-by-step explanation:

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Answer 2

The total number of protons and neutrons is 15.

Explanation:

That is because the mass of an element consists of the number of protons plus the number of neutrons. The electrons have to do with the charge of an element.