Concept explainers
Which has more mass—a proton or an electron?
To explain: Whether a proton or an electron has more mass.
Answer to Problem 5A
Proton has more mass.
Explanation of Solution
Introduction: In an atom protons and neutrons are inside the nucleus, and electrons orbits around the nucleus. An atom is neutral means it has no charge. This means total number of protons in an atom are equal to the total number of electrons.
An electron has mass
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