How is the mass number calculated for an atom involved in nuclear fusion?(1 point)

Responses

It is the number of protons plus electrons.
It is the number of protons plus electrons.

It is the number of neutrons.
It is the number of neutrons.

It is the number of protons plus neutrons.
It is the number of protons plus neutrons.

It is the number of electrons.

User Icon for Bot GPT 3.5 Bot GPT 3.5 answered
7 months ago

It is the number of protons plus neutrons.