Chemistry: Atoms First (2nd Edition)

Published by Cengage Learning
ISBN 10: 1305079248
ISBN 13: 978-1-30507-924-3

Chapter 1 - Review Questions - Page 51: 7

Answer

See explanation

Work Step by Step

No, there is very minute difference between the mass of proton and neutron (neutron is very slightly heavier). Both proton and neutron have very high masses as compared to mass of electron. They have approximately 1836 times the mass of electron. Protons and neutrons have most contribution in the mass of the atom.
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