Which of the following statements is true? A.
Protons are located outside the nucleus of an atom.
B.
Electrons do not have mass.
C.
Individual atoms can be seen with the naked eye.
D.
The nucleus of an atom contains protons and neutrons.
Reset

Option D

Explanation:

The nucleus of an atom consists of both protons and neutrons

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >